The 11 best whole house natural gas generators of 2025

【Powerful Engine And Safe For Sensitive Electronics 】The GENMAX 1200 Starting Watts Inverter Generator is powered by a 57cc 4- stroke OHV gas engine,with inverter technology produce 1200 Starting Watts/ 1000 Running Watts clean power (less than 3% THD), confidently connect your sensitive electronics such as TV, lights, fans, small power tools and more on camping trips, etc.

【Ultralight And Small Size】At only 25.3pounds, GM1200i is one of the lightest 1000w inverter in this industry. The sturdy handle makes it easy to carry for long distance.

【Extremely Quiet,Fuel Efficient】 As Low as 58 dBA Noise Output with 25% loading at 23 feets, and up to 6.5 Hours of Run Time with 50% loading on a 0.66 Gallon Gas Tank – Features “Economy Mode” for Maximum Fuel Efficiency.

【Power Panel】Includes low oil alarm, overload alarm,Co warning light and output indicator features “Eco mode” for conserving energy and maximum fuel efficiency ，120V/20A outlets and one5V / 1A outlets , one 5V / 2.1A outlets ,parallel ready.

【CO Detect Shutdown】 Includes CO Detect shutdown sensor for Prevention of Carbon Monoxide Poisoning.

Powerful Performance: Engine displacement 149 cubic centimeters Generates 4600 starting watts and 3600 running watts, providing AC 120V/60Hz ample power for various RV appliances and equipment.

Lightweight Portability: Weighs only 56 lbs, making it easy to lift and transport by hand for convenient camping and off-grid use.

Pure Power: 3% THD of clean power output. Inverter technology provides clean stable source of power for sensitive electronics such as, laptops, TV's, phone chargers and sensitive power tools

RV-Ready Connectivity: totally 5 power outlets Includes a TT-30R adapter, allowing direct connection to your RV for hassle-free power supply.

Low Idle Technology + Extended Run Time: 2.6-gallon fuel tank provides up to 8 hours of continuous operation at 50% load, minimizing the need for frequent refueling.

Compliant To The Latest Standards: Our portable inverter generator is EPA, PGMA certified and is equipped with a CO sensor with auto shutdown technology. A-iPower stands behind its products and offers a 3 Year Warranty.

12500 Peak Watts, 9500 Running Watts (Gasoline); 11200 Peak Watts, 8500 Running Watts (Propane); 9500 Peak Watts, 7500 Running Watts (Natural Gas); 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 and Carbon Monoxide (CO) Shutdown, and Digital Hour Meter

Plug-and-Play: Comes With a Remote Start Key Fob, 12V Battery Charger, Oil, and 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 13,000 watts of power, the XP13000HXT Tri Fuel generator will keep your whole home running during a storm or power outage, while protecting your family from harmful fumes with CO Alert

Run your generator on gasoline, propane, or natural gas. With Tri Fuel, we offer the ultimate freedom and flexibility of fuel choice

Powerful 500cc OHV Engine: At the heart of this generator resides a robust DuroMax engine designed to provide you with the most power.

The XP13000HXT 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

Push Button Start and Remote Start: Turn on your generator with a simple push of a button, or use the remote to conveniently start your generator from a distance.

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

13500 Peak Watts, 10500 Running Watts (Gasoline); 12500 Peak Watts, 9500 Running Watts (Propane); 10000 Peak Watts, 8500 Running Watts (Natural Gas); Remote Start With Included Key Fob, Electric and Recoil Start; Up to 19 Hours of Run Time on a 9.5 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 500cc Westinghouse 4-Stroke OHV Engine Featuring a Long-Lasting Cast Iron Sleeve With Automatic Low Oil and Carbon Monoxide (CO) Shutdown, and Digital Hour Meter

Plug-and-Play: Comes With a Remote Start Key Fob, 12V Battery Charger, Oil, and 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

【Strong Power】This portable generator has a starting power of 4000W that can your daily needs of various electrical appliances and equipment in camping, outdoor activities or home backup power.

【Low Noise】POXURIO inverter generator adopts advanced sound reduction technology and produces a noise value of only 66 decibels during operation(much lower than other traditional generators), ensuring the comfort of electricity consumption.

【Gas Powered】Our gas powered generator is welcomed by the majority of people. Compared with other fuel types, gasoline is more convenient to store, more affordable, and more convenient to obtain, making it one of the most common fuels in people's daily lives.

【Parallel Operation】This generator outdoor supports parallel operation, and you can achieve power supply of over 4000W by 2 or 3 machines. Also it has excellent current stability that protects electrical equipment from voltage fluctuations.

【Lightweight Design】The generator is made of lightweight materials, weighing only 52.9 pounds so it is easy to carry and store. You can easily carry and set up this generator to meet the backup power needs for outdoor camping and emergency situations.

Seamless 24/7 Power – No refueling, no manual operation, no extension cords needed and backed by our 10 year limited warranty

Sub Zero Start – 24V starting system designed to operate down to -22º F

Easy Access – Innovative gullwing enclosure for easy installation and service

Quiet Power – Low tone muffler and sound dampening liner for residential operation

ATS50 – 50 amp, 10 circuit, outdoor rated (NEMA 3R) automatic transfer switch

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

28,000 Peak Watts and 20,000 Running Watts; Easy-Access Start Panel with Remote Start Key Fob, Push-Button Electric Start, Engine Shut Off, and Battery Charging Port; Up to 11 Hours of Run Time at 50% load on a 17 Gallon Fuel Tank With Fuel Gauge

Featuring Four GFCI 120V 5–20R Standard Household Outlets, Two 50A 120/240V 14-50R Outlets, Two 30A 120/240V L14-30R Outlets, One 30A 120V L5-30R Outlet, and ST Switch Outlet; All Outlets Have Rubber Covers for Added Safety

Powered by a Heavy Duty 999cc Westinghouse V-Twin OHV Engine Featuring a Cast Iron Sleeve, Reinforced Steel Handles with Quick-Release Pins, Automatic Low Oil and Carbon Monoxide (CO) Shutdown, and Idle Control

Plug-and-Play: Oil, Funnel, Setup Guide, and Manual to Get You Started Right Out of the Box; Digital Readout Displays Lifetime Run Hours, Volts, and Frequency

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 with Nationwide Customer Service Network

With 13,000 watts of power, the XP13000EH 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 XP13000EH 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)

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