The 11 best 12000 watt portable generators of 2025

With 12,000 watts of power, the XP12000EH Dual Fuel generator will keep your whole home running during a storm or power outage

DuroMax is the industry leader in Dual Fuel portable generator technology, with a full assortment ranging from digital inverters to generators that can power your entire home

At the core of all our products resides a robust DuroMax engine. Designed for Power. Designed to Last

The XP12000EH comes equipped with a wide variety of outlets, including a transfer switch-ready 50 amp outlet. This generator features our MX2 Power Boost, which doubles the 120V power for appliances and RVs

Constructed with a heavy-duty all metal frame and power panel - No plastic parts

Built to withstand severe weather and years of heavy wear-and-tear

Power wherever and whenever you need it - No-flat tires roll easily over any terrain

100% Copper Windings - Unlike aluminum, copper is a superior heat conductor that extends the life of your generator

Stay powered with our EH line of portable generators

DuroMax portable generators are designed to be mobile and versatile, with the ability to provide power whenever and wherever you need it. Unlike traditional standby generators that are large, expensive, yet only serve one purpose, DuroMax generators will power you whether you’re at home, on an RV trip, or at the jobsite

9500 Running Watts and 12500 Peak Watts (Gasoline); 8500 Running Watts, 11200 Peak Watts (Propane); Remote Start With Included Key Fob, Electric and Recoil Start; Up to 12 Hours of Run Time on a 6. 6 Gallon Fuel Tank With Fuel Gauge

Features Two GFCI 120V 5–20R Standard Household Receptacle, One Transfer Switch Ready 120V L14-30R, and One RV Ready 120/240V 14–50R; All Outlets Have Rubber Covers for Added Safety

Powered by a Heavy Duty 457cc Westinghouse 4-Stroke OHV Engine Featuring a Long-Lasting Cast Iron Sleeve With Automatic Low Oil Shutdown and Digital Hour Meter. VFT display gives you real time updates with the voltage output, frequency, and lifetime hours

Plug-and-Play: Comes With a Remote Start Key Fob, 12V Battery Charger, Oil, an Oil Funnel, a Tool Kit, and a User’s Manual to Get You Started Right Out of the Box (Minimal Assembly Required)

All Westinghouse Portable Generators are Functionally Tested in the Factory and May Contain Minimum Residual Oil and/or Fuel Odor; EPA Compliant; Backed By 3-Year Limited Service, Labor, and Parts Coverage and Nationwide Customer Service Network

With 12,000 watts of power, the XP12000HX Dual Fuel generator will keep your whole home running during a storm or power outage, while protecting your family from harmful fumes with CO Alert

Enjoy the freedom and flexibility of running your generator on either gasoline or propane. Propane is cost effective, clean-burning, fuel efficient, low maintenance, has a long shelf life, and is a readily-available fuel source.

Built using a powerful 457cc OHV DuroMax engine and features ALL COPPER WINDINGS designed to make your generator last for years.

The XP12000HX comes with a push button start, a front facing interface that allows you to change your fuel type in seconds, and a wide variety of outlets (including a transfer switch-ready 50 amp outlet)

The fully loaded power panel includes four 120V GFCI household outlets, one 120V 30AMP outlet, one 120/240V 30AMP twist-lock outlet, and a heavy-duty 120/240V 50AMP outlet making it transfer switch ready!

12, 000 peak watts/ 9, 500 Rated watts (gasoline) & 10, 800 peak watts/ 8, 550 Rated watts (LPG)

Dual fuel capability allows you to choose between gasoline & LPG fuel sources; great for emergency situations or natural disaster as LPG may be more readily available and easy to store

The 457cc, single cylinder, 4-stroke, air cooled, OHV engine with electric start is protected by a durable powder coated frame

A 8 gallon fuel tank gives you up to 12 hours of continuous operation at half load when running on gasoline

(4) 120V 20A AC outlets, (1) 120V/240V 30A twist-lock outlet, (1) 120V/240V 50A outlet, (1) 12V DC output provide ample space for powering appliances, tools, and other devices

Convenient drop-down handles and 10” never-flat wheels for added mobility and easy storage

Complete with low oil shut-off, 3-in-1 digital meter, and automatic voltage Regulation for less worry and hassle

Includes propane hose & backed by a 1 Year limited

Your 12,000-watt portable generator operates on natural gas, propane, or gasoline; plus natural gas and propane hoses are included so the unit is ready to run on any fuel right out of the box

At 15,000 starting watts and 12,000 running watts, enjoy up to 9 hours of run time on a full tank of gasoline with a noise level of 78 dBA from 23 feet

Trust the reliable 717cc Milwaukee Series V-Twin Engine with its battery-included electric start featuring a reliable toggle switch, plus features CO Shield carbon monoxide auto shutoff system

Designed for safe and easy transport, loading and unloading, plus the Intelligauge keeps track of voltage, hertz and run-time hours so you can easily monitor power output and track maintenance intervals

Includes 3-year limited warranty with FREE lifetime technical support from dedicated experts

Ultra-powerful: At 15,000 starting watts and 12,000 running watts, enjoy up to 9 hours of run time on a full tank of gasoline with a noise level of 78 dBA from 23 feet

Electric Start: Trust the reliable 717cc Milwaukee Series V-Twin Engine with its battery-included electric start featuring a reliable toggle switch, plus built-in Cold Start Technology for easy starts in cold weather

Covered Outlets: One 120V 30A locking, a 120/240V 30A locking, a 120/240V 50A and four 120V 20A GFCI outlets, plus Volt Guard built-in surge protector prevents overloads and keeps your appliances and equipment safe

Lift Hook: Designed for safe and easy transport, loading and unloading, plus the Intelligauge keeps track of voltage, hertz and run-time hours so you can easily monitor power output and track maintenance intervals

Champion Support: Includes 3-year limited warranty with FREE lifetime technical support from dedicated experts

12,000W Peak/ 9,500W Rated (Gasoline) & 10,800W Peak/ 8,550W Rated (LPG)

457cc, OHV Engine, CARB Approved

(4) 120V Outlets, (1) 120/240V Twist-lock Outlet, (1) 120/240V 50 Amp RV Outlet, & (1) 12V DC Output

Switch & Go Capability with Electric Push Start and Recoil Back-up

3 in 1 Digital Meter, Drop-down Handles and 10” Never-flat Wheels

Energize Almost Everything. The EcoFlow DELTA Pro 3 supports 120V/240V voltage and has a 4000W output (6000W with X-Boost, scalable up to 12000W), powering nearly all essential home appliances, such as a 3-ton* central AC or a 1 HP water pump.

Forget Refueling. Featuring a 4096Wh LFP battery capacity, expandable to 48kWh with extra batteries or smart generators, providing 2-4 days of whole-home backup power. With 7 unique and 18 combo charging methods like AC wall outlets, solar panels, gas generators, EV charging piles, or the EcoFlow smart home panel 2, you can forget fuel worries.

Plug and Play. Experience hassle-free power with the DELTA Pro 3, a versatile portable power station that's easy to set up, even a kid can manage it. No installation or maintenance required. Its portable handle design makes this solar generator perfect for clean, renewable energy anywhere, anytime. Control and monitor your power with the EcoFlow app, even remotely.

Uninterrupted Life. With the ultra-fast 10 ms switch-over capability of the EcoFlow DELTA Pro 3, enjoy instant backup for your NAS systems, servers, and entertainment devices. Safeguard against power disruptions and ensure continuous, safe operation. This portable power station is your reliable partner for an uninterrupted life.

Silent as a Whisper. With X-Quiet technology, this solar generator operates at a peaceful hum as low as 30 dB, ensuring undisturbed sleep even beside your bed. Its whisper-quiet operation is so discreet, you'll hardly notice it's there, making it perfect for both indoor and outdoor use.

Explore the Secure Feeling. The EcoFlow DELTA Pro 3 features automotive-grade LFP cells and IP65-rated CTC battery pack technology, safeguarding battery health and extending lifespan. Enjoy peace of mind with a 5-year warranty and exceptional customer service, available anytime for any issues.

To ensure prompt delivery, please note that the DELTA Pro 3 Solar Generator and 400W Solar Panel will be shipped separately. If you receive one item before the other, kindly await the arrival of the remaining item.

The GN12000CEW is a gasoline-powered generator that delivers 9,500 watts of continuous running power. This model comes equipped with a powerful 460cc 16HP LCT engine that is EPA certified.

The unit features a 6.6-gallon gas tank and has a run time of 8 hours at half load. This generator features a simple electric start. As part of our Atlas Series, this generator features a heavy-duty rugged design.

This model includes six weather-covered AC outlets: four 120V/20A NEMA 5-20A, one 120V/240V Twist-Lock NEMA L14-30R, and one 120V/240/50ANEMA RV ready TT-50. It also features a 12V/8.3A DC outlet. This model includes 10″ solid wheels and fold-away handles that make moving the unit easy.

This unit is equipped with a low oil automatic shutoff feature that protects the engine from damage if oil levels get too low. The unit features a built-in fuel gauge to know when it is time to add more gasoline.

This generator is ideal for use around the home and can serve as a backup power source in an emergency. This unit is especially great for recreational applications such as camping and tailgating. This generator is capable of powering electronic devices, lights, small kitchen appliances, RV air conditioning as well as power tools and bench tools. This gas generator will be a powerful and reliable addition to your toolkit or recreational gear.

The GN12000CEW is a gasoline-powered generator that delivers 9,500 watts of continuous running power. This model comes equipped with a powerful 460cc 16HP LCT engine that is EPA and CARB certified. The unit features a 6.6-gallon gas tank and has a run time of 8 hours at half load.

This generator features a simple electric start. As part of our Atlas Series, this generator features a heavy-duty rugged design. This model includes six weather-covered AC outlets: four 120V/20A NEMA 5-20A, one 120V/240V Twist-Lock NEMA L14-30R, and one 120V/240/50ANEMA RV ready TT-50. It also features a 12V/8.3A DC outlet.

This model includes 10″ solid wheels and fold-away handles that make moving the unit easy. This unit is equipped with a low oil automatic shutoff feature that protects the engine from damage if oil levels get too low. The unit features a built-in fuel gauge to know when it is time to add more gasoline.

This generator is ideal for use around the home and can serve as a backup power source in an emergency. This unit is especially great for recreational applications such as camping and tailgating. This generator is capable of powering electronic devices, lights, small kitchen appliances, RV air conditioning as well as power tools and bench tools.

Powering everyone anywhere: like all Green-Power America generators, the GN12000CEW is EPA approved For use in all 50 States.

Perfect as a backup power source for larger homes or a dependable source of portable power

14,500 peak watts, 11,500 running watts (gasoline); 13,500 peak watts, 10,500 running watts (propane); 12,000 peak watts, 9,500 running watts (natural gas)

Runs for up to 19 hours on a 9.5 gal. fuel tank with built-in fuel gauge; up to 7 hours on a 20 lb. propane tank

Powered by a heavy duty 550cc 4-Stroke OHV Westinghouse Engine constructed with a durable cast iron sleeve

All Westinghouse Portable Generators are Functionally Tested in the Factory and May Contain Minimum Residual Oil and/or Fuel Odor; EPA Compliant; Backed By 3-Year Limited Service, Labor, and Parts Coverage and Nationwide Customer Service Network