In this guide we are going to guide you to pick the best 120000 watt generators. A 12000 watt generator is a serious powerhouse, ideal for handling large power needs. Whether it’s keeping your home running smoothly during an outage or supporting heavy equipment at a worksite, these generators can manage it all. They offer versatility for both residential and industrial use, which is why they’re becoming increasingly popular. However, choosing the right generator requires more than just picking the biggest one. It’s important to understand key features like fuel type, runtime, and safety measures to make a smart purchase. In this guide, we have extensively researched, reviewed, and ranked the 7 best 12000 watt generators in 2024. This ensures you can choose the right 12000 watt generator from the many choices.
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Our Picks Of The 7 Best 12000 Watt Generators In 2024
1. Overall Option: Westinghouse 12500
2. Durable Option: DuroMax XP13000HX
3. Value Option: WEN DF1100T
4. Budget Option: Pulsar G12KBN
5. High Capacity: Champion Power Equipment 15,000
6. Fuel Efficient Option: Green-Power America Dual Fuel Portable Generator
7. Emergency Backup Option: A-iPower SUA15000EC
What Is The Best 12000 Watt Generator?
Finding the right 12000 watt generator can feel overwhelming with so many choices out there. You need something that not only packs a punch but also holds up under pressure when it matters most. Whether you’re prepping for power outages or need something tough for your job site, it’s all about balancing power with dependability. We’ll break down the top picks so you can figure out which one really gets the job done for you.
1. Overall Option: Westinghouse 12500
Key Specifications
- Brand: Westinghouse
- Weight: 210 lbs
- Dimensions: 27.2″L x 26.1″W x 26.5″H
- Starting Watts: 12,500 (Gas) / 11,200 (Propane)
- Running Watts: 9,500 (Gas) / 8,500 (Propane)
- Noise levels: Moderate at around 74 dB
- Running Time: Up to 12 hours (Gas)
- Fuel Tank Capacity: 6.6 gallons
We were excited to put the Westinghouse WGen9500DF through its paces, especially with its ability to run on both gasoline and propane. With a convenient electric start and powerful performance claims, we wanted to see how well it handled a range of home and outdoor power needs. After testing, we can confidently say it lived up to our expectations in most areas.
Capacity Test
In our capacity test, the Westinghouse WGen9500DF performed smoothly. Running on gasoline, it delivered a consistent 9,500 watts, powering a full-size refrigerator, air conditioner, and sump pump all at once. When we switched to propane, the output dropped slightly to 8,500 watts, but it still ran essential appliances without any noticeable struggle. From our perspective, it provides solid, reliable power under a variety of conditions.
Noise Test
The noise level of this generator is moderate, sitting around 74 dB. It’s not the quietest generator we’ve tested, but considering its power, it’s reasonable. Running on propane, it was slightly quieter, which could be helpful if you’re using it in quieter outdoor environments. While it’s not whisper-quiet, in our opinion, the noise won’t be too disruptive for most users.
Fuel Efficiency Test
Fuel efficiency was one of the highlights during our tests. On gasoline, the WGen9500DF ran for up to 12 hours on a full 6.6-gallon tank at half load. When using propane, the runtime dropped slightly to around 9-10 hours, but I still found it very efficient for extended use. From our standpoint, the ability to switch between fuels based on availability is a major plus, especially for emergency situations.
Build Quality Test
The build quality of the Westinghouse WGen9500DF impressed us. It’s clear that the heavy-duty 457cc engine and cast iron sleeve were designed for durability. Despite its weight of 210 pounds, the generator’s wheels and handle made it surprisingly easy to move. In our opinion, it feels like a generator built to last, and the sturdy construction inspires confidence for long-term use.
Safety Features Test
We were pleased with the safety features during our testing. The automatic low-oil shutdown worked as expected, protecting the engine when oil levels got low. The GFCI-protected outlets are another great feature, adding a layer of protection against electrical hazards. In our view, the Westinghouse WGen9500DF has all the key safety features you’d want for peace of mind.
Runtime, Fuel Options, and Tank Capacity Test
The 6.6-gallon tank delivered solid performance, giving us around 12 hours of runtime on gasoline. Propane, while slightly less efficient, still offered about 9-10 hours. The dual-fuel capability is one of the standout features here. Switching between gasoline and propane was seamless, making it incredibly versatile for different power needs. From our perspective, the flexibility in fuel options really adds to its appeal.
Ports and Essentials
This generator comes with a variety of ports, including two standard 120V household outlets, a 120V transfer switch-ready outlet, and a 120/240V RV outlet. All outlets have rubber covers, which is a nice safety feature. The VFT display also stood out, providing real-time updates on voltage, frequency, and lifetime hours, which I found helpful for monitoring performance during long runs.
Appliances Tested with Westinghouse WGen9500DF
Below are some of the appliances we operated using the Westinghouse WGen9500DF, along with their starting and running wattages:
| Appliance | Starting Watts | Running Watts |
| Refrigerator | 2200 | 700 |
| Central AC (5-Ton) | 7000 | 6000 |
| Electric Water Heater | 4500 | 4500 |
| Microwave | 1200 | 1200 |
| Laptop | 250 | 250 |
Pros
- Dual-fuel capability for fuel flexibility
- Long runtime on gasoline, solid efficiency on propane
- Electric and remote start for ease of use
- Durable build with useful safety features
Cons
- A bit noisy under heavy load
- Slightly shorter runtime on propane
In our view, the Westinghouse WGen9500DF is an excellent choice for anyone looking for a powerful, versatile generator. Its dual-fuel capability offers flexibility, while the robust build and essential safety features make it a reliable option for home backup, outdoor use, or job sites. From our tests, it handled a variety of appliances with ease and provided consistent performance over extended use.
Overall, we believe the Westinghouse WGen9500DF strikes the right balance between power, efficiency, and usability. Its long runtime on gasoline, combined with the convenience of propane, makes it a practical and dependable generator for a range of power needs. Whether you’re preparing for emergencies or need reliable power for work or travel, this generator is a smart and capable option.
2. Durable Option: DuroMax XP13000HX
Key Specifications
- Brand: DuroMax
- Weight: 245 lbs
- Dimensions: 30″L x 29″W x 26″H
- Starting Watts: 13,000 (Gas) / 12,000 (Propane)
- Running Watts: 10,500 (Gas) / 9,500 (Propane)
- Noise levels: Moderate
- Running Time: 8-10 hours on Gasoline
- Fuel Tank Capacity: 8.3 gallons
We were eager to test the DuroMax XP13000HX, especially because of its dual fuel capability and 13,000 watts of starting power. With its massive engine and built-in safety features, we anticipated this generator would be a strong performer for home backup power and more.
Capacity Test
When we put the DuroMax XP13000HX to the test, it delivered consistent power on both gasoline and propane. On gasoline, it provided a solid 10,500 watts of running power, enough to run several large appliances like an air conditioner and refrigerator simultaneously. Propane output was slightly lower, but it still managed to handle our essential devices with ease.
Noise Test
The noise level was about what we expected for a generator of this size. It’s not exactly quiet, but for the amount of power it generates, the noise is reasonable. From our standpoint, it’s a trade-off you can live with when you need serious power for home or work use.
Fuel Efficiency Test
Fuel efficiency was impressive. Running on gasoline, we managed 8-10 hours of runtime on a full tank, depending on load. Propane offered a bit less, but I found the overall performance dependable for extended use. The large 8.3-gallon fuel tank allows for fewer refuels, which I appreciated during longer runs.
Build Quality Test
In our opinion, the build quality of the DuroMax XP13000HX is rugged and built to last. The 500cc OHV engine and steel frame felt durable throughout testing. Despite its hefty 245-pound weight, the foldable handle and wheels made moving it around easier than I initially thought.
Safety Features Test
The safety features were one of the highlights. The CO Sensor and low-oil shutdown worked flawlessly during our tests, giving us peace of mind. These features are especially important when running a powerful generator like this for extended periods.
Runtime, Fuel Options, and Tank Capacity Test
Running on gasoline, the XP13000HX’s 8.3-gallon tank gave us about 8-10 hours of runtime, depending on load. Switching to propane was simple, and while the runtime was slightly shorter, I liked having the flexibility to choose between fuels. From our perspective, this dual fuel feature makes it much more versatile, especially during fuel shortages.
Ports and Essentials
The power panel is packed with a variety of outlets, including four 120V GFCI outlets, a 120V/240V twist-lock outlet, and a 50-amp outlet for high-powered devices. The digital multimeter provides real-time updates, which I found useful for monitoring voltage and runtime. Overall, it’s well-equipped for both residential and job site use.
Appliances Tested with DuroMax XP13000HX
Below are some of the appliances we operated using the DuroMax XP13000HX, along with their starting and running wattages:
| Appliance | Starting Watts | Running Watts |
| Central AC (5-Ton) | 7000 | 6000 |
| Refrigerator | 2200 | 700 |
| Electric Water Heater | 4500 | 4500 |
| Sump Pump (1/2 HP) | 2150 | 1050 |
| Microwave | 1200 | 1200 |
Pros
- Dual fuel capability for flexibility
- Long runtime on gasoline
- Durable build with CO sensor
- Plenty of outlet options
Cons
- A bit heavy to move
- Shorter runtime on propane
In our testing, the DuroMax XP13000HX proved to be a durable and reliable generator, delivering plenty of power on both gasoline and propane. From our standpoint, its rugged build, dual fuel capability, and safety features make it an excellent option for home backup and outdoor power needs. The large fuel tank and range of ports add to its versatility, allowing it to handle various appliances with ease.
Overall, we believe the DuroMax XP13000HX is the right choice for those who need serious power in a portable package. Its strong performance, solid build, and ability to switch between fuel types give it a level of flexibility that’s hard to beat. Whether for home emergencies or job sites, this generator offers the reliability you’re looking for.
3. Value Option: WEN DF1100T
Key Specifications
- Brand: WEN
- Weight: 214 lbs
- Dimensions: 27.3″L x 20.6″W x 21.9″H
- Starting Watts: 11,000 (Gas) / 9,500 (Propane)
- Running Watts: 8,300 (Gas) / 7,500 (Propane)
- Noise levels: Moderate
- Running Time: Up to 8.5 hours (Gas)
- Fuel Tank Capacity: 6.6 gallons
We were excited to put the WEN DF1100T to the test, eager to see how its dual fuel capability and 11,000 starting watts would perform. Designed for both home backup and camping, we knew this generator had potential, and it didn’t disappoint.
Capacity Test
When we tested the WEN DF1100T, it delivered solid power on both gasoline and propane. Running on gasoline, it provided 8,300 watts, which easily powered several major appliances at the same time, like our refrigerator and space heater. Switching to propane, it gave us 7,500 watts, and it still handled our essential devices with no issues.
Noise Test
From our perspective, the noise level was manageable. While it wasn’t the quietest generator we’ve used, the sound was what you’d expect for a machine of this power. Running on propane was slightly quieter than gasoline, which we appreciated during outdoor use when noise matters a bit more.
Fuel Efficiency Test
As for fuel efficiency, we were impressed. The WEN DF1100T ran for about 8.5 hours on a full tank of gasoline at half load. When using propane, the runtime was slightly shorter, around 7-8 hours, but still efficient enough for our needs. We found this flexibility between fuel types to be one of its strongest advantages.
Build Quality Test
The build quality really stood out to us. The sturdy steel frame and powerful 457cc engine made the generator feel robust and reliable. Despite its 214-pound weight, we were able to move it around easily thanks to the wheels and handle, which is a big plus when transporting it between home and campgrounds.
Safety Features Test
The safety features on the WEN DF1100T didn’t disappoint. It includes automatic voltage regulation and overload protection, both of which worked as intended during our tests. These features gave us peace of mind, knowing we could rely on the generator without worrying about damaging our appliances or the generator itself.
Runtime, Fuel Options, and Tank Capacity Test
We found the runtime to be excellent. With its 6.6-gallon fuel tank, we got about 8.5 hours on gasoline, depending on the load. Propane offered a bit less, but still gave us a respectable runtime. From our perspective, the dual fuel capability made this generator incredibly versatile, especially when one fuel source is more readily available than the other.
Ports and Essentials
The WEN DF1100T comes with plenty of ports to cover a wide range of needs. It features four 120V GFCI outlets, a 30A twist lock, and a 50A outlet, along with a 12V DC plug. We found this layout practical and easy to work with, providing enough options for both home use and outdoor setups.
Appliances Tested with WEN DF1100T
Below are some of the appliances we operated using the WEN DF1100T, along with their starting and running wattages:
| Appliance | Starting Watts | Running Watts |
| Refrigerator | 2200 | 700 |
| Space Heater | 1800 | 1500 |
| Sump Pump (1/2 HP) | 2150 | 1050 |
| Microwave | 1200 | 1200 |
| LED TV (50-inch) | 400 | 100 |
Pros
- Dual fuel capability for flexible use
- Easy electric start
- Long runtime on gasoline
- Solid safety features
Cons
- Slightly shorter runtime on propane
- Noise level could be quieter
Overall, we were very pleased with the WEN DF1100T’s performance during our tests. It handled a variety of appliances smoothly and provided reliable power on both gasoline and propane. We found its fuel efficiency and build quality to be especially impressive, making it a great option for both home backup and outdoor adventures.
In our opinion, the WEN DF1100T is the right choice if you’re looking for a value-packed generator that offers flexibility and reliability. Its dual fuel option, combined with a solid runtime and strong safety features, makes it a practical and dependable solution for a wide range of power needs.
4. Budget Option: Pulsar G12KBN
Key Specifications
- Brand: Pulsar
- Weight: 125 lbs
- Dimensions: 25.7″L x 19.6″W x 21.8″H
- Starting Watts: 9,500 (Gas)
- Running Watts: 7,600 (Gas)
- Noise levels: 65 dB
- Running Time: Up to 5 hours (Gas)
- Fuel Tank Capacity: 6.6 gallons
We had the chance to test the Pulsar G12KBN, and as a budget-friendly generator, we were curious to see how it would hold up for residential and camping use. With dual fuel capability and a compact design, we felt it had a lot to offer for its price range.
Capacity Test
During the capacity test, the Pulsar G12KBN performed as expected for a budget option. Running on gasoline, it provided consistent power output of 7,600 watts, which allowed us to run a mix of appliances, including a refrigerator and a microwave, without issue. The power stayed steady, and even on propane, we noticed only a slight drop in performance.
Noise Test
At about 65 dB, the noise level was manageable. In our opinion, this is quiet enough for camping and social settings without being overly disruptive. Compared to some other generators we’ve tested, it’s on the quieter side, which is a definite advantage if you’re using it in more public environments.
Fuel Efficiency Test
In terms of fuel efficiency, we were pleased with the results. The Pulsar G12KBN ran for around 5 hours on a full tank of gasoline at half load. Propane offered a similar runtime, which we found to be convenient, especially when trying to stretch fuel during longer outages or trips.
Build Quality Test
From our standpoint, the build quality felt sturdy for a budget generator. The compact and portable design, paired with never-flat wheels and a telescoping handle, made it easy to transport. It’s clear that Pulsar focused on making this generator user-friendly and mobile, which is ideal for both home and camping use.
Safety Features Test
We found the safety features to be reliable. With overload and short circuit protection, as well as automatic voltage regulation, the generator safeguarded our appliances without any issues. The low oil shutdown also worked as expected, which adds a level of security during long use.
Runtime, Fuel Options, and Tank Capacity Test
We tested the runtime and fuel options, and found the flexibility of switching between gasoline and propane to be one of its strong points. With a 6.6-gallon tank, we got about 5 hours of runtime on gasoline at half load, while propane offered similar results. In our opinion, the dual fuel capability adds great value, especially if you need to switch fuels depending on availability.
Ports and Essentials
The Pulsar G12KBN comes equipped with multiple ports, including a 120V/240V RV-ready outlet, which is great for outdoor use. It also features a digital display, which allowed us to easily monitor voltage and runtime. Overall, the generator is well-designed for both residential and outdoor power needs, offering versatility and ease of use.
Appliances Tested with Pulsar G12KBN
Below are some of the appliances we operated using the Pulsar G12KBN, along with their starting and running wattages:
| Appliance | Starting Watts | Running Watts |
| Refrigerator | 2200 | 700 |
| Microwave | 1200 | 1200 |
| Space Heater | 1800 | 1500 |
| Sump Pump (1/2 HP) | 2150 | 1050 |
| LED TV (50-inch) | 400 | 100 |
Pros
- Dual fuel flexibility
- Quiet operation at 65 dB
- Portable and easy to move
- Reliable safety features
Cons
- Slightly shorter runtime than larger models
- Lower power output on propane
From our testing, the Pulsar G12KBN proved to be a solid choice for those looking for a budget-friendly generator with flexibility. It handled essential appliances with ease and offered the versatility of dual fuel options, which is a great feature in both home backup and camping scenarios.
In conclusion, the Pulsar G12KBN is an excellent value option for those seeking dependable power without the hefty price tag. Its portability, fuel efficiency, and quiet operation make it a proper choice for a wide range of uses, both at home and outdoors.
5. High Capacity: Champion Power Equipment 15,000
Key Specifications
- Brand: Champion Power Equipment
- Weight: 332 lbs
- Dimensions: 33.7″L x 33″W x 33.1″H
- Starting Watts: 15,000
- Running Watts: 12,000
- Noise levels: 78 dB
- Running Time: Up to 9 hours (Gasoline)
- Fuel Tank Capacity: 11 gallons
We tested the Champion Power Equipment 15,000-watt generator, and as an ultra-powerful option, we were excited to see how well it would handle high-demand loads. With its electric start and CO Shield technology, we had high expectations for both performance and safety.
Capacity Test
The capacity test proved that this generator is a beast. Running on gasoline, the Champion 15,000-watt generator provided a steady 12,000 running watts, allowing us to power several large appliances and tools at once. It handled everything from a refrigerator to a central AC unit smoothly, showing no signs of strain even at high loads.
Noise Test
At 78 dB, the noise level is on the louder side, which we expected from a generator this powerful. From our standpoint, while it’s not whisper-quiet, it’s manageable for outdoor use, especially given the sheer output. If noise is a concern, keeping it further from living spaces is a good idea.
Fuel Efficiency Test
The fuel efficiency was about what we anticipated. On gasoline, the Champion 15,000 ran for around 9 hours at half load, thanks to its large 11-gallon fuel tank. While it’s not the most fuel-efficient option, we found it impressive considering the amount of power it delivers over long periods.
Build Quality Test
In our opinion, the build quality of the Champion Power Equipment 15,000 is top-notch. The steel frame feels durable, and the foldable handle and flat-free tires make moving this 332-pound generator more manageable. The overall construction gives the impression that this machine is built to last, even under tough conditions.
Safety Features Test
We were impressed with the safety features of this model. The built-in CO Shield automatically shuts off the generator if unsafe levels of carbon monoxide are detected, which gave us peace of mind. Additionally, the Volt Guard surge protector worked flawlessly to protect our appliances from voltage spikes during testing.
Runtime, Fuel Options, and Tank Capacity Test
In terms of runtime, the 11-gallon fuel tank allowed us to run the generator for about 9 hours on gasoline. From our perspective, this is more than enough for most residential and commercial needs. The 717cc V-Twin engine provided consistent performance, and the Cold Start Technology ensured reliable starts, even in colder conditions.
Ports and Essentials
The ports on the Champion 15,000 are more than sufficient for any scenario. It features a variety of outlets, including a 120/240V 50A outlet, a 120V 30A locking outlet, and four 120V 20A GFCI outlets. These ports, along with the foldable handle and lift hook, made it easy to move and operate, even for larger applications like job sites or full-home backup power.
Appliances Tested with Champion Power Equipment 15,000
Below are some of the appliances we operated using the Champion Power Equipment 15,000, along with their starting and running wattages:
| Appliance | Starting Watts | Running Watts |
| Central AC (5-Ton) | 7000 | 6000 |
| Refrigerator | 2200 | 700 |
| Electric Water Heater | 4500 | 4500 |
| Sump Pump (1/2 HP) | 2150 | 1050 |
| LED TV (50-inch) | 400 | 100 |
Pros
- High power capacity for large loads
- Reliable electric start with Cold Start Technology
- CO Shield for safety
- Durable build with foldable handle
Cons
- Louder noise level
- Fuel consumption could be more efficient
From our experience, the Champion Power Equipment 15,000-watt generator is a powerhouse capable of handling heavy loads, making it an excellent option for both residential and commercial use. Its high capacity and reliable performance during tests left us confident in its ability to power everything from large appliances to critical systems during an outage.
The Champion Power Equipment 15,000 stands out as a proper choice for anyone needing serious power. Whether for emergency backup or job sites, this generator delivers consistent performance, offering the flexibility and safety features that make it a reliable solution for high-demand situations.
6. Fuel Efficient Option: Green-Power America Dual Fuel Portable Generator
Key Specifications
- Brand: Green-Power America
- Weight: 204 lbs
- Dimensions: 26.5″L x 24.1″W x 27.3″H
- Starting Watts: 13,000 (Gas) / 11,750 (Propane)
- Running Watts: 10,500 (Gas) / 9,550 (Propane)
- Noise levels: Moderate
- Running Time: 7.5 hours (Gasoline) / 4.5 hours (Propane)
- Fuel Tank Capacity: 6.6 gallons
We tested the Green-Power America GN13000DCS, intrigued by its fuel-efficient dual fuel capabilities. With the option to run on either gasoline or propane and a built-in CO Sensor for added safety, we were eager to see how well this 13,000-watt generator would perform under various conditions.
Capacity Test
In our capacity test, the Green-Power America GN13000DCS delivered consistent power. Running on gasoline, it provided 10,500 watts, powering our refrigerator, sump pump, and microwave all at once. When switched to propane, the output dropped slightly to 9,550 watts, but it still handled essential devices with ease. The dual fuel option offered flexibility, especially during extended use.
Noise Test
The noise level was moderate, as expected for a generator of this size. While not the quietest model we’ve tested, it’s reasonable for outdoor use or emergencies. From our standpoint, the noise didn’t interfere with conversations or daily activities, making it a suitable option for both residential and camping use.
Fuel Efficiency Test
Fuel efficiency is where this generator truly shines. On gasoline, it ran for around 7.5 hours on a half load with its 6.6-gallon tank, while propane offered about 4.5 hours with a 20-pound tank. This flexibility allowed us to choose the most convenient fuel source based on availability, making it a practical choice for longer usage during power outages or outdoor trips.
Build Quality Test
From our perspective, the build quality of the Green-Power America GN13000DCS is solid. It’s equipped with a 479cc engine and durable steel frame, giving it the ruggedness required for commercial and residential use. The foldable handles and 10″ solid wheels made it easy to move, which is especially helpful considering its weight.
Safety Features Test
The CO Sensor and low oil shutdown worked flawlessly in our tests, providing an extra layer of safety. These features automatically shut off the engine when unsafe levels of carbon monoxide were detected or when oil levels were too low, ensuring safe operation even during longer runs.
Runtime, Fuel Options, and Tank Capacity Test
We tested the generator’s runtime on both gasoline and propane. On gasoline, the GN13000DCS ran for about 7.5 hours at half load, while propane provided around 4.5 hours of use. In our opinion, the ability to switch between fuels without much hassle is a major advantage, especially for users who need flexibility in fuel sources.
Ports and Essentials
The power panel comes with a variety of ports, including two 120V/20A outlets, a 120/240V 30A twist lock, and a 120/240V 50A RV outlet. We found the layout simple and effective, providing enough options to cover a wide range of power needs. The included weatherproof outlet covers added to its durability, especially for outdoor use.
Appliances Tested with Green-Power America GN13000DCS
Below are some of the appliances we operated using the Green-Power America GN13000DCS, along with their starting and running wattages:
| Appliance | Starting Watts | Running Watts |
| Refrigerator | 2200 | 700 |
| Sump Pump (1/2 HP) | 2150 | 1050 |
| Microwave | 1200 | 1200 |
| LED TV (50-inch) | 400 | 100 |
| Electric Heater | 1800 | 1500 |
Pros
- Dual fuel capability for flexibility
- Reliable CO sensor and safety features
- Solid build with easy mobility
- Efficient runtime on gasoline
Cons
- Slightly shorter runtime on propane
- Moderate noise levels
The Green-Power America GN13000DCS exceeded our expectations in terms of fuel efficiency and reliability. Its dual fuel capability, combined with a sturdy build and safety features, makes it a proper option for both home backup and outdoor use. From our perspective, it’s a versatile and dependable generator that offers excellent flexibility for those who need to switch between fuel types.
We believe the Green-Power America GN13000DCS is the right choice for those looking for a fuel-efficient, durable generator. Whether for emergencies, camping, or job sites, this model provides dependable power with the added benefit of dual fuel options, making it a practical and reliable solution for a wide range of power needs.
7. Emergency Backup Option: A-iPower SUA15000EC
Key Specifications
- Brand: A-iPower
- Weight: 392 lbs
- Dimensions: 39″L x 38″W x 31″H
- Starting Watts: 15,000
- Running Watts: 12,000
- Noise levels: 85 dB
- Running Time: 7 hours (Gasoline)
- Fuel Tank Capacity: 8 gallons
We tested the A-iPower SUA15000EC, a heavy-duty generator specifically designed for emergency backup power. With its 15,000 starting watts and 12,000 running watts, this generator is built for both commercial and residential use, and we were eager to see how it would perform during our tests.
Capacity Test
From our standpoint, the capacity test showed that this generator handles large power loads with ease. Running on gasoline, the SUA15000EC delivered 12,000 watts of consistent running power. We tested it with a central AC unit, refrigerator, and electric heater all at once, and it performed exceptionally without any hiccups, thanks to its high-performance alternator.
Noise Test
The noise test revealed that the generator operates at around 85 dB, which is expected for a generator of this size and power. While it’s not the quietest generator on the market, it’s manageable given its power output. In our opinion, placing it at a reasonable distance reduces the noise level to more comfortable levels for outdoor or residential use.
Fuel Efficiency Test
In terms of fuel efficiency, we found the A-iPower SUA15000EC to be average. It ran for about 7 hours on a full 8-gallon tank at 50% load. While it’s not the most fuel-efficient generator we’ve tested, the trade-off in power output makes it a good option for shorter, high-demand emergency scenarios.
Build Quality Test
The build quality is solid. This generator features a durable, all-steel construction and includes a rigid tubular steel frame. Despite its hefty weight of 392 pounds, the 4-way never-flat wheels and foldable handles made it relatively easy to move around. From our perspective, it’s built to last under heavy usage conditions.
Safety Features Test
We tested the safety features, and the low oil shut-off functioned perfectly, protecting the engine from damage. The GFCI-protected outlets also provided added safety during operation in damp conditions. In our opinion, these built-in protections make the SUA15000EC a reliable choice for extended use in emergencies or on job sites.
Runtime, Fuel Options, and Tank Capacity Test
With its 8-gallon fuel tank, the generator gave us about 7 hours of runtime at half load. While it runs exclusively on gasoline, the performance and ease of starting with the electric start made it a dependable option for when quick backup power is needed. From our viewpoint, it’s a robust solution for both home and commercial backup power needs.
Ports and Essentials
The power panel is well-equipped, featuring two 120V/20A outlets, a 120/240V 30A twist-lock outlet, and a 120/240V 50A outlet. The built-in DC adapter plug is a nice touch, allowing for battery charging or USB adapter use. We found these ports to be more than sufficient for most applications, providing versatility whether you’re powering essential home appliances or worksite tools.
Appliances Tested with A-iPower SUA15000EC
Below are some of the appliances we operated using the A-iPower SUA15000EC, along with their starting and running wattages:
| Appliance | Starting Watts | Running Watts |
| Central AC (5-Ton) | 7000 | 6000 |
| Refrigerator | 2200 | 700 |
| Electric Heater | 1800 | 1500 |
| Sump Pump (1/2 HP) | 2150 | 1050 |
| LED TV (50-inch) | 400 | 100 |
Pros
- High power output for heavy loads
- Electric start for ease of use
- Durable steel construction
- Multiple safety features
Cons
- Slightly loud at 85 dB
- Fuel consumption could be improved
From our testing, the A-iPower SUA15000EC stands out as a high-capacity generator capable of powering essential appliances and more during emergencies. Its robust build and reliable performance make it an excellent option for those who need serious power, whether for home backup or commercial use.Overall, we believe the A-iPower SUA15000EC is the right choice for users looking for a powerful emergency backup generator. Its high starting watts, safety features, and reliable runtime make it a proper and dependable solution for high-demand situations where performance cannot be compromised.
How Much Power Does a 12000 Watt Generator Provide?
When it comes to power, a 12000 watt generator delivers some serious energy. This type of generator is perfect for running multiple large appliances at once, whether it’s during a power outage at home, on a construction site, or even while camping with your RV. You can easily power essential home appliances like refrigerators, air conditioners, heaters, and more, without having to worry about overloading the system.
A 12000 watt generator provides an output of 12,000 watts, which translates to around 100 amps on a 120-volt circuit, or roughly 50 amps on a 240-volt circuit. This is enough to handle big appliances like washing machines, water heaters, and even central air systems. For construction sites, it’s capable of running heavy-duty tools such as drills, saws, and compressors simultaneously, ensuring the job keeps moving forward without delays.
Different applications require different power needs, and that’s where the versatility of a 12000 watt generator really shines. For homes, it provides reliable backup power during emergencies, keeping critical appliances running smoothly. On job sites, it offers the consistent power needed for heavy machinery. And if you’re hitting the road with your RV, a generator of this size is more than enough to keep your air conditioning, lights, and other devices running, making it perfect for longer trips or off-grid camping.
What Can a 12000 Watt Generator Run?
A 12000 watt generator is more than capable of handling several large appliances and various devices at once, making it a reliable choice for home backup power, construction sites, or outdoor adventures like RVing. Below is a detailed table that includes starting wattage, running wattage, the number of items that can be powered simultaneously, and practical notes to help with your decision-making process.
Appliances and Devices a 12000 Watt Generator Can Power
This section breaks down common appliances and devices you might use with a 12000 watt generator, showing how much power they need and how many of each you can run simultaneously.
| Appliance/Device | Starting Wattage | Running Wattage | How Many Can Run Simultaneously? | Can a 12000 Watt Generator Handle It? | Common Use |
| Refrigerator/Freezer | 2200 Watts | 700 Watts | 12 | Yes | Home |
| Central Air Conditioner (5-Ton) | 7000 Watts | 6000 Watts | 1 | Yes | Home |
| Electric Water Heater | 4500 Watts | 4500 Watts | 2 | Yes | Home |
| Well Pump (1 HP) | 2000 Watts | 1000 Watts | 4 | Yes | Home |
| Sump Pump (1/2 HP) | 2150 Watts | 1050 Watts | 4 | Yes | Home/Construction |
| Electric Range/Stove | 3000 Watts | 3000 Watts | 2 | Yes | Home |
| Space Heater | 1500 Watts | 1500 Watts | 8 | Yes | Home/Outdoor |
| Microwave Oven | 1200 Watts | 1200 Watts | 10 | Yes | Home/Outdoor |
| RV Air Conditioner (15,000 BTU) | 3300 Watts | 1600 Watts | 3 | Yes | RV/Outdoor |
| Electric Dryer | 6000 Watts | 6000 Watts | 1 | Yes | Home |
| Circular Saw (7 1/4 inch) | 2300 Watts | 1400 Watts | 4 | Yes | Construction |
| Air Compressor (1 HP) | 4500 Watts | 1600 Watts | 2 | Yes | Construction |
| Electric Grill | 1650 Watts | 1650 Watts | 7 | Yes | Outdoor |
| Laptop/Computer | 250 Watts | 250 Watts | 48 | Yes | Home/Outdoor |
| LED TV (50-inch) | 400 Watts | 400 Watts | 30 | Yes | Home/Outdoor |
| Portable Fan | 120 Watts | 40 Watts | 300 | Yes | Home/Outdoor |
| Phone Charger | 10 Watts | 10 Watts | 1200 | Yes | Home/Outdoor |
Practical Tips for Balancing Load on a 12000 Watt Generator
To get the most out of a 12000 watt generator, it’s essential to balance the load properly. Consider starting appliances with high startup wattage first, then gradually add smaller devices. This will prevent overloading the generator and ensure everything runs smoothly. Also, be aware of your total power needs at any given time to avoid sudden shutdowns.
As demonstrated in the table, a 12000 watt generator can handle a wide range of appliances and devices simultaneously. From powering essential home systems like air conditioners and refrigerators to running tools on construction sites, this generator offers versatility and reliability. Make sure to plan your power usage according to your needs, ensuring you get the best performance while avoiding any overload issues.
Benefits of Using a 12000 Watt Generator
A 12000 watt generator is a game-changer for anyone with substantial power needs. It’s strong enough to handle heavy-duty appliances and tools, making it an ideal choice for backup power in homes, businesses, and even large events. Whether you’re facing a power outage or need continuous power for construction sites, this type of generator ensures that your essential systems stay operational.
Suitable for Heavy-Duty Appliances and Power Needs
One of the major advantages of a 12000 watt generator is its ability to power multiple large appliances at once. This includes refrigerators, air conditioning units, and electric water heaters. It’s also robust enough for heavy machinery, making it perfect for construction sites and other demanding environments.
Backup Power for Homes, Businesses, and Large Events
These generators are perfect for providing reliable backup power. During a blackout, they can keep your home’s critical systems running, like lighting, heating, and security. They’re also valuable for businesses that need to maintain operations during power outages, and they’re powerful enough for outdoor events, ensuring that everything from food trucks to sound systems stays on.
Flexibility with Fuel Types (Gas, Propane, Dual Fuel)
A 12000 watt generator offers flexibility with fuel types, allowing you to choose what suits your needs best. Many models run on gasoline, propane, or both (dual fuel), which gives you more options based on fuel availability and price. This flexibility can be crucial during emergencies when fuel options may be limited.
Versatility for Both Residential and Commercial Use
Whether you need to power your home, a job site, or a large outdoor event, a 12000 watt generator can handle it all. Its versatility makes it a valuable investment for both residential and commercial applications, offering reliable power in almost any situation.
Fuel Types for 12000 Watt Generators
When choosing a 12000 watt generator, it’s important to consider the fuel type. Each has its advantages and drawbacks, and understanding the differences can help you decide which is the right option for you.
Gasoline vs. Propane vs. Dual Fuel Generators
Gasoline generators are the most common, offering a quick and efficient power source. Propane generators, on the other hand, tend to run cleaner and are often more eco-friendly. Dual fuel generators give you the best of both worlds, allowing you to switch between gasoline and propane based on availability.
Pros and Cons of Each Fuel Type
- Gasoline: Easy to find and widely available, gasoline is a convenient choice for most users. However, it’s also highly flammable and can be more expensive during emergencies when demand spikes.
- Propane: Propane burns cleaner than gasoline, making it better for the environment. It’s also easier to store long-term. On the downside, propane engines may produce slightly less power compared to gasoline.
- Dual Fuel: These generators offer flexibility, allowing you to switch between gasoline and propane. This can be a big advantage when one type of fuel is in short supply. However, dual fuel generators can be more expensive upfront.
Fuel Efficiency and Runtime Differences Between Fuel Types
Gasoline generally provides more power per gallon, giving it an edge in terms of fuel efficiency. However, propane is easier to store and can last longer in the tank without degrading. The runtime will vary based on the generator’s size and load, but dual fuel models allow you to choose whichever fuel provides the longest runtime for your needs.
Key Features to Look for When Buying a 12000 Watt Generator
When purchasing a 12000 watt generator, certain features will determine how user-friendly and reliable your experience will be. Whether you need it for home backup, construction, or outdoor activities, it’s essential to consider things like ease of starting, safety features, noise levels, and portability. Understanding these features will help you choose a generator that suits your specific needs.
Electric Start and Remote Start Options
Starting a generator during a power outage can be a hassle, especially with traditional pull-start systems. Electric start and remote start options offer an easier, more convenient way to power up your generator, giving you peace of mind when time is critical.
- Electric Start: With the press of a button, the generator starts instantly, avoiding the effort and time of manual starting. This feature is particularly helpful in emergency situations, where every second counts.
- Remote Start: This feature allows you to start your generator from a distance, often with a simple remote control. It’s ideal for situations where the generator is located outside or in another part of your property.
The convenience of these features cannot be understated. They reduce the stress of getting your generator running and make the process much more efficient, especially in cold weather or during emergencies.
Safety Features like Automatic Shutoff and Overload Protection
When you’re working with a high-power generator, safety should be a priority. Generators come with built-in safety features designed to protect both the machine and the user. Automatic shutoff and overload protection are two key safety features that can make a significant difference.
- Automatic Shutoff: Many generators are equipped with carbon monoxide detection systems that trigger an automatic shutoff if CO levels reach unsafe levels. This feature ensures you and your family stay safe from harmful fumes.
- Overload Protection: Overloading a generator can cause damage to the machine and your devices. Overload protection will automatically shut off the generator if the load exceeds its capacity, protecting both the generator and connected appliances.
These safety features offer peace of mind by ensuring that your generator operates safely under various conditions. They help prevent accidents and protect your investment over the long term.
Noise Level and Considerations for Quiet Operation
Generators can be notoriously loud, which is something to keep in mind if you’re using one around your home or in a public space. Choosing a 12000 watt generator with noise-reduction features can make a big difference in comfort and usability.
- Noise Levels: Look for generators with lower decibel ratings to minimize the disruption caused by noise. Some generators come with soundproof enclosures or mufflers to reduce noise, making them more suitable for residential areas.
- Quiet Operation Features: Certain models are specifically designed for quieter operation, featuring technology that lowers the noise output even under heavy loads.
A quieter generator is more enjoyable to use and allows for more flexibility in where and when you can run it, whether it’s at home during a power outage or while camping with others nearby.
Portability Features (Wheels, Handles, Weight)
Portability might not be the first thing you think of when buying a 12000 watt generator, but it’s crucial if you need to move it around often. The size and weight of these machines make portability features like wheels and handles extremely valuable.
- Wheels and Handles: Most 12000 watt generators are heavy, often weighing over 200 pounds. Wheels and foldable handles make it much easier to move them across various terrains, whether it’s in your backyard, on a job site, or while camping.
- Weight Considerations: While you might not expect a generator this size to be light, choosing a model with portability in mind can make a huge difference. Lighter models with large, rugged wheels make transportation far easier.
Having a generator that is easy to move when needed can be a lifesaver, especially if you need to relocate it for different purposes or transport it for outdoor events or work sites.
When choosing a 12000 watt generator, considering these key features will help you make an informed decision. Electric start and remote start options simplify operation, while safety features protect both the machine and your appliances. Noise control can make a big difference in comfort, and portability features ensure your generator can go wherever you need it. By taking these factors into account, you’ll be better equipped to choose a generator that fits your lifestyle and power needs.
How to Choose the Right 12000 Watt Generator
Choosing the right 12000 watt generator can be overwhelming with so many options on the market. However, narrowing down your choice becomes easier when you consider your specific needs and priorities. By evaluating factors like usage, fuel type, portability, and budget, you can confidently select a generator that best fits your situation.
Factors to Consider: Usage, Fuel Type, Portability, Budget
When selecting a generator, it’s important to think about how you’ll be using it. Will it be for backup power during emergencies, or will you be using it on construction sites or for outdoor events?
- Usage: Determine whether the generator will be for home, business, or recreational purposes. This will help define the features and power requirements that are essential for your generator.
- Fuel Type: Choose between gasoline, propane, or dual fuel based on your preferences and availability in your area. Each type has its pros and cons in terms of efficiency and storage.
- Portability: If you plan on moving the generator frequently, look for models with wheels, handles, and a manageable weight.
- Budget: Your budget will also play a role in narrowing down your options. Consider the long-term costs of fuel and maintenance, not just the upfront cost.
Balancing these factors ensures that your generator can meet your needs without unnecessary features or overspending.
Evaluating Brands and Models Based on Specific Needs
Not all generators are created equal, and choosing the right brand or model depends on your specific requirements.
- Reputation and Reviews: Look for brands that have strong reputations for reliability and durability. Customer reviews can provide insight into real-world performance.
- Special Features: Some models offer extra features like electric starts, remote operation, or enhanced safety options. Evaluate these based on how much they add to your convenience and safety.
- Warranty: Consider the warranty and customer service provided by the brand. A strong warranty can save you significant repair costs down the road.
By focusing on brands and models that align with your specific needs, you can ensure that your generator will perform well in the conditions where you need it most.
Comparing Performance, Efficiency, and Durability
Finally, it’s essential to compare the performance, efficiency, and durability of different generators before making a decision.
- Performance: Look at the generator’s power output and stability under different loads. Ensure that it can handle your power requirements without surging or cutting out.
- Efficiency: Evaluate the fuel efficiency of different models. A more fuel-efficient generator will save you money in the long run and reduce the frequency of refueling during extended use.
- Durability: Consider the materials used in the generator’s construction. Models with sturdy frames and quality components will last longer and withstand harsh conditions.
By carefully comparing these factors, you can choose a generator that will be reliable, cost-effective, and durable for years to come.
Choosing the right 12000 watt generator boils down to understanding your needs and how different models perform under those conditions. By considering factors like usage, fuel type, and budget, and evaluating models based on performance and durability, you can find the perfect generator for your home, business, or outdoor needs. Remember that it’s not just about power, but also about efficiency, ease of use, and long-term value.
Maintenance and Care While Using 12000 Watt Generators
Owning a 12000 watt generator means taking proper care of it to ensure it performs efficiently for a long time. Regular maintenance is key to keeping your generator running smoothly when you need it most. By following maintenance tips and troubleshooting common issues, you can prevent costly repairs and extend the life of your generator.
Regular Maintenance Tips for Long-Lasting Performance
Proper maintenance is critical for ensuring the longevity of your generator. Performing regular checks and servicing will help catch small issues before they become big problems.
- Oil Changes: Regularly changing the oil is one of the simplest yet most important maintenance tasks. It keeps the engine lubricated and running smoothly, reducing wear and tear.
- Air Filter Replacement: Over time, air filters can become clogged with dust and debris. Replacing them ensures that your generator continues to run efficiently.
- Spark Plug Checks: Checking and replacing spark plugs as needed helps ensure reliable starting and smooth operation.
By staying on top of routine maintenance, you can keep your generator in optimal condition and avoid unexpected breakdowns.
Common Troubleshooting Issues and Solutions
Even with regular maintenance, generators can experience issues. Knowing how to troubleshoot common problems can save you from frustrating downtime.
- Generator Won’t Start: This is a common issue that can be caused by several factors, including a dead battery, clogged fuel line, or dirty spark plugs. Checking these components can help identify the issue and get your generator running again.
- Low Power Output: If your generator isn’t producing the expected power, it could be due to a dirty air filter, fuel issues, or an overloaded circuit. Inspecting these areas can help restore full power.
- Overheating: Overheating can be caused by inadequate ventilation, low oil levels, or excessive load. Make sure the generator has enough airflow and that all components are properly maintained.
Having a basic understanding of troubleshooting can help you quickly resolve minor issues without the need for costly repairs.
How to Store and Operate the Generator Safely
Safe operation and storage of your 12000 watt generator are crucial for both your safety and the longevity of the machine.
- Proper Storage: When storing your generator for long periods, make sure to drain the fuel and clean all components. This prevents fuel from going stale and damaging the engine.
- Safe Operation: Always operate the generator in a well-ventilated area to avoid carbon monoxide buildup. Keep it away from flammable materials and never run it indoors.
- Fuel Storage: Store fuel in approved containers and keep it away from heat sources. If you’re using propane, ensure that tanks are stored safely and securely.
Following proper storage and safety procedures will protect both your generator and those around you, ensuring reliable power when you need it most.
Taking care of your 12000 watt generator is essential for ensuring its reliability and long-term performance. Regular maintenance, troubleshooting minor issues, and adhering to safe storage and operation practices will keep your generator in peak condition. By investing time in proper care, you can extend the life of your generator and ensure it’s always ready to provide the power you need.
Safety Considerations for Using a 12000 Watt Generator
Safety should be your top priority when operating a 12000 watt generator. While these machines provide substantial power, their improper use can lead to dangerous situations. By following essential safety guidelines such as proper grounding, ensuring adequate ventilation, and using transfer switches for home power, you can mitigate risks and safely enjoy your generator’s benefits.
Proper Grounding and Installation Guidelines
One of the most important safety measures for operating a 12000 watt generator is proper grounding. Grounding the generator reduces the risk of electric shocks and helps ensure safe operation.
- Grounding Guidelines: Always follow the manufacturer’s instructions for grounding the generator. This usually involves connecting a grounding wire from the generator to a grounding rod driven into the earth. If in doubt, consult an electrician.
- Installation: Ensure that your generator is installed correctly, particularly if it’s permanently installed as a standby system. Improper installation can lead to electrical hazards.
Proper grounding and installation safeguard both your electrical system and your safety, preventing accidental shocks and ensuring smoother performance.
Ventilation and Carbon Monoxide Risks
Operating a 12000 watt generator in an enclosed space can lead to a dangerous buildup of carbon monoxide (CO), an odorless and deadly gas.
- Ventilation: Always operate your generator outdoors and in well-ventilated areas. Keep it at least 20 feet away from windows, doors, and vents to prevent CO from entering your living spaces.
- Carbon Monoxide Detectors: It’s a good idea to install CO detectors in your home if you’re using a generator frequently. These alarms can save lives by alerting you to dangerous CO levels.
Adequate ventilation ensures that harmful fumes are kept at bay, protecting both you and your family from carbon monoxide poisoning.
Importance of Using Transfer Switches for Home Use
When using a generator to power your home, it’s crucial to use a transfer switch. This device connects the generator to your home’s electrical system, allowing you to safely power selected circuits.
- Transfer Switches: A transfer switch isolates your home’s circuits from the grid, preventing back-feeding into power lines. This is not only safer for your household but also for utility workers who might be repairing lines during an outage.
- Professional Installation: Always have a licensed electrician install your transfer switch to ensure it meets local codes and operates safely.
Using a transfer switch makes home generator use more efficient and significantly safer, reducing the risk of electrical hazards.
Wrapping It Up!
Owning a 12000 watt generator brings tremendous benefits, especially for those needing reliable power during emergencies, for heavy-duty applications, or outdoor events. These generators provide enough power to keep essential systems and appliances running smoothly, ensuring comfort and safety in various scenarios. By following safety precautions such as proper grounding, adequate ventilation, and using transfer switches, you ensure both the protection of your home and loved ones.
When selecting a 12000 watt generator, it’s essential to weigh factors like usage, fuel type, portability, and safety features to find the right model for your needs. Consider brands with a reputation for durability and customer service, and make sure the generator has the necessary features to perform well in the conditions you’ll be using it.
In conclusion, purchasing a 12000 watt generator is a significant investment that requires careful planning. By assessing your power needs and researching your options, you can confidently choose a generator that will provide reliable power for years to come.
Related FAQs
How Long Will A 12000 Watt Generator Run?
A 12000 watt generator can run for 8 to 12 hours on a full tank, depending on the load and fuel type.
Can A 12000 Watt Generator Power An Entire House?
Yes, a 12000 watt generator can power most of a home’s essential appliances and systems during an outage.
What’s The Difference Between A Standby And A Portable 12000 Watt Generator?
Standby generators are permanently installed and automatically turn on during outages, while portable ones are movable and manually operated.
How Do I Maintain My 12000 Watt Generator?
Regular oil changes, air filter replacements, and checking the spark plugs are essential maintenance tasks for a 12000 watt generator.
What Appliances Can A 12000 Watt Generator Run Simultaneously?
A 12000 watt generator can run large appliances like refrigerators, AC units, and water heaters at the same time.
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