Top 10 Best 4000 watt inverter generator 2022

1. Champion Power Equipment 100302 4000-Watt RV Ready Open Frame Inverter, Yellow

  • Advanced Open Frame Inverter Design: 50% quieter and 20% lighter than a traditional Champion 3500-watt generator, plus our Economy Mode feature saves fuel and extends engine life
  • Quiet Technology and Extended Run Time: 64 dBA is great for RVs, tailgating, your next project or home backup, with 4000 starting watts and 3500 running watts for up to 17 hours run time on gasoline
  • Clean electricity for sensitive electronics: RV Ready with a 120V 30A RV, plus two 120V 20A household outlets with clean power (less than 3% THD) and 12V DC outlet with dual USB adapter
  • Parallel Ready: Increase your power output by connecting up to two 2800-watt or higher inverter or digital hybrid with the optional Parallel Kit
  • Champion Support: Includes 3-year limited warranty with FREE lifetime technical support from dedicated experts
  • What’s included: Oil Funnel,Battery Charging Cables,USB Adapter

2. Westinghouse Outdoor Power Equipment WGen3600v Portable Generator 3600 Rated and 4650 Peak Watts, RV Ready, Gas Powered, CARB Compliant

  • 3600 Running Watts and 4650 Peak Watts; Recoil Start; 4 Gallon Fuel Tank With Fuel Gauge; Up to 14 Hours of Run Time Per Tank
  • Features One 5–20R 120V Household Duplex Receptacle, One RV-Ready TT-30R 30 Amp Receptacle, and One L5-30R 30 Amp Receptacle; All Outlets Have Rubber Covers for Added Safety
  • Plug-and-Play: Comes With Oil, an Oil Funnel, a Tool Kit, and a User’s Manual to Get You Started Right Out of the Box (Minimal Assembly Required)
  • Powered by a 212cc Westinghouse 4-Stroke OHV Engine Featuring a Long-Lasting Cast Iron Sleeve With Automatic Low Oil Shutdown
  • All Westinghouse Portable Generators are Functionally Tested in the Factory and May Contain Minimum Residual Oil and/or Fuel Odor; EPA and CARB Compliant; Backed By 3-Year Limited Service, Labor, and Parts Coverage and Nationwide Customer Service Network

3. WEN GN400i RV-Ready 4000-Watt Open Frame Inverter Generator, CARB Compliant, Black/orange & 55201 Magnetic Oil Dipstick for Inverter Generators (compatible with WEN, Yamaha, Predator)

  • Product 1: Dimensions: 19.8″ L x 13.8″ W x 18.9″ H | Weight: 66.1 lb
  • Product 1: Generate clean power to safely operate sensitive electronics such as phones, tablets, televisions and computers
  • Product 1: Parallel-ready panel allows you to connect any two WEN inverter generators for increased wattage output
  • Product 1: 212cc 4-stroke CARB-compliant OHV engine produces 4000 surge watts and 3500 rated watts
  • Product 2: Preserve your inverter generator by keeping metal out of the engine
  • Product 2: Industrial-strength magnetic tip collects metal shavings floating in your generator’s oil tank
  • Product 2: Machined to fit the entire WEN Inverter Generator Series
  • Product 2: Universal design measures in at M18 x 2.5, making it compatible with the majority of inverter generators on the market

4. WEN GN400i RV-Ready 4000-Watt Open Frame Inverter Generator, CARB Compliant, Black/orange & 56310iC Universal Weatherproof Inverter Generator Cover, Large, Grey

  • Product 1: Dimensions: 19.8″ L x 13.8″ W x 18.9″ H | Weight: 66.1 lb
  • Product 1: Generate clean power to safely operate sensitive electronics such as phones, tablets, televisions and computers
  • Product 1: Parallel-ready panel allows you to connect any two WEN inverter generators for increased wattage output
  • Product 1: 212cc 4-stroke CARB-compliant OHV engine produces 4000 surge watts and 3500 rated watts
  • Product 2: Protect your generator from the elements with a water-proof and UV resistant cover
  • Product 2: Vinyl exterior fights the elements while the cotton interior prevents scratches and scuffs
  • Product 2: Universal fit adjusts to any generator up to 23.5 x 17 x 19.5 inches in size
  • Product 2: Specifically designed for inverter generators between 3000 and 4500 watts

5. Westinghouse Outdoor Power Equipment iGen4500 Super Quiet Portable Inverter Generator 3700 Rated & 4500 Peak Watts, Gas Powered, Electric Start, RV Ready, CARB Compliant

  • 3700 Rated Watts and 4500 Peak Watts at Less Than 3% THD – Telescoping Handle – Gas Powered – Remote Start With Included Key Fob, Electric and Recoil Start
  • Features a 5–20R 120V Duplex Household Outlet, an RV-Ready Tt-30R 30 Amp Outlet and Two USB Outlets – Great Choice for Travel Trailers or Home Use – Strong Enough to Run All Your Essentials
  • Led Data Center: Rotating Digital Display Shows Fuel Level, Power Output, Remaining Run Time, Voltage Output, and Lifetime Hours
  • Extremely Quiet, Extremely Fuel Efficient: as Low as 52 dBA Noise Output and Up to 18 Hour Run Time on a 3. 4 Gallon Gas Tank – Features “Economy Mode” for Maximum Fuel Efficiency
  • All Westinghouse Portable Generators are Functionally Tested in the Factory and May Contain Minimum Residual Oil and/or Fuel Odor; EPA and CARB Compliant; Backed By 3-Year Limited Service, Labor, and Parts Coverage and Nationwide Customer Service Network

6. PowerSmart Generator, 4400W Open Frame Inverter Generator, 3500W Rated 224CC Gas Powered Generator, Quiet Technology, CARB Compliant, Red/Black, PS5040A

  • FUNCTION: PowerSmart inverter generator, with 4400 starting watts and 3500 running watts, provides clean energy to sensitive devices , such as phones, tablets, televisions computers, other outdoor electronics features and makes your RV ready. The generator contains with one 120V RV-ready TT-30R receptacle, plus two 120V household outlets, and two 5V USB adapter.
  • ADVANCED DESIGN: The gas generator contains with 4 stroke OHV engine wtih single cylinder and forced air-cooling system. The displacement for this power generator is 224 cc, spark plug gap 0.024-0.031 in. This powerful and continuous portable generator meets your needs in any ways.
  • PARALLEL SYSTEM: The parallel operation system can apply to this generator, which allows user connect two 2800-watt or higher inverter generators to increase the total power output. The weight of this generator is 72-pound, the dimension is 20.9 x 13.8 x 19.3 inch. The gas generator is lighter than a traditional generator in same output.
  • QUIET TECHNOLOGY & LONG ENDURANCE : The noise rating of this portable generator is 68 dB at 23 Feet, providing a quiet environment to user during camping and other scenario. The run time of the generator is up to 16 hours on gasoline and its fuel tank capacity is 2.54 gallons, Oil capacity is 20.3 fl.oz.
  • CUSTOMER SATISFICATION: PowerSmart is always aiming on providing great consumers value with the absolute best price and quality entire line of products. All of our products qualify for a 2 years warranty, Our service team will provide premium service to help solve any problem.

7. BILT HARD Quiet Inverter Generator 4000 Watt, with Electric Start & Fuel Shut Off, Gas Powered Outdoor RV Ready Generator for Camping, EPA & CARB Approved

  • Super Quiet: power output 68 dB makes BILT HARD inverter generator became great choice for emergency backup in a power outage, strong enough to run a wide variety of appliances, equipped with Integrated smooth-rolling casters for portability, perfect for use at home, RV or while camping.
  • Inverter Technology: Using advanced inverter technology this super quiet generator produces a pure sine wave power curve that is safe to use with sensitive electronics. Furthermore, 120V rated output voltage can ensures power that is as reliable as the power you get from your outlets at home.
  • Product Parameter: Gas powered – Electric & Recoil Start – 212cc 4-stroke air-cooled OHV gas engine – 3400 rated watts and 4000 peak watts – Two 120V 20 Amp outlets & 12V 8A D.C output & 12V DC cigar lighter – Two USB outlets – Electronic overload protection -Auto voltage adjuster – Oil alert system.
  • Exceptionally efficient: The efficient design of BILT HARD inverter generator gives you more power with lower fuel consumption. The 2.2 gallon fuel tank allows 14 hours of run time at 25% load this powerful inverter generator is ideal for powering RVs, camping, supplying household emergency power and tailgating. (30 Amp RV Socket for easy power to your RV).
  • Warranty: BILT HARD aims for quality followed up with quality customer service directly provided by manufacturer. The item is free from defects in materials and workmanship 90 days since purchase. Our support team is on standby for YOU.

8. Champion Power Equipment 100573 4000-Watt DH Series Open Frame Inverter, Wireless Remote Start & No-Spill 1450 5-Gallon Poly Gas Can (CARB Compliant)

  • Advanced Open Frame Inverter Design: 50% quieter and 20% lighter than a traditional Champion 3500-watt generator, plus this inverter only produces Clean Power, and Economy Mode saves fuel
  • Wireless Remote Start: The wireless remote key fob allows you to start and stop your inverter from up to 80 feet away, plus the electric push-button start includes a battery
  • Quiet Technology and Extended Run Time: 64 dBA is great for RVs, tailgating, your next project or home backup, with 4000 starting watts and 3500 running watts for up to 17 hours run time on gasoline
  • Parallel Ready: The optional Parallel Kit allows you to increase your power output even more by connecting up to two 2800-watt or higher inverters or digital hybrids
  • Thumb button control for precise pouring
  • 7/8-inch funnel spout fills even the smallest equipment
  • Attached dust cover keeps your spout clean
  • Integrated 20 mesh stainless steel screen

9. WEN GN400i RV-Ready 4000-Watt Open Frame Inverter Generator, CARB Compliant, Black/orange

  • Dimensions: 19.8″ L x 13.8″ W x 18.9″ H | Weight: 66.1 lb
  • Generate clean power to safely operate sensitive electronics such as phones, tablets, televisions and computers
  • Parallel-ready panel allows you to connect any two WEN inverter generators for increased wattage output
  • 212cc 4-stroke CARB-compliant OHV engine produces 4000 surge watts and 3500 rated watts
  • Includes two 120V NEMA 5-20R receptacles, two 5V USB ports, one 120V RV-ready TT-30R receptacle

10. DuroMax XP4000S Portable Generator-4000 Watt Gas Powered Camping & RV Ready, 50 State Approved

  • Plenty of Power – With 4,000 peak watts and 3,300 running watts, this unit can handle heavy loads, from lights and a refrigerator to a home air conditioner and high amperage power tools
  • Powerful Engine – The DuroMax 208cc OHV engine is a workhorse that provides plenty of power to handle multiple jobs, from powering high voltage appliances to heavy duty power tools
  • Low Oil Shutoff – Protects your investment by automatically shutting the generator off when it senses that the oil is low
  • Power Panel – The power panel includes a selection of outlets for maximum compatibility in your applications including: (2) 120V household outlets and (1) 120V 30A twist lock outlet. The panel also includes a voltmeter for measuring voltage output
  • Complies with Emissions Standards – All DuroMax generators are both approved by the EPA (Environmental Protection Agency) and CARB (California Air Resources Board) and follow strict guidelines to ensure our generators are as environmentally friendly as possible

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