Hello there! Are you tired searching for the best 4000 watt generator inverter but could not able to find the right one? Worry not readers, because in this article, we have covered everything you need to know before buying the 4000 watt generator inverter online. Keep Reading!

Choosing the best 4000 watt generator inverter can be a tough job, especially when you are looking for one that suits your budget. Therefore, we have listed the top 10 4000 watt generator inverter available at best prices with all the latest demanding features catering to your needs. We have analysed each and every product and have shared detailed information about them. Based on our personal review, we found this GenExhaust for Champion 4000-4500 Watt Inverter Generator – Easy USE Magnetic Oil Dipstick best in our list. However, if you are looking for a product with a cheaper price, then you can check out A-iPower SUA4000i 4000 Watt Portable Inverter Generator Gas Powered, Small with Quiet Operation RV Ready for Camping, Tailgate, or Home emergency which is equally good with good reviews. We are very much sure that you’ll be able to make a wiser decision in buying the Top 4000 watt generator inverter by going through the exclusive list mentioned below.

All the products listed in this guide are good in their own way. You simply have to pick one that you feel delivers on the best performance. Let us get right into them already. Check the quick reviews below.

Best 4000 watt generator inverter

Image
Product Title
Score

Champion 4000-Watt RV Ready DH Series Open Frame Inverter with Quiet Technology
9.8

WEN GN400i RV-Ready 4000-Watt Open Frame Inverter Generator, CARB Compliant, Black/orange
9.4

WEN GN400i RV-Ready 4000-Watt Open Frame Inverter Generator, CARB Compliant, Black/orange & 56310iC Universal Weatherproof Inverter Generator Cover, Large, Grey
9.1

A-iPower SUA4000i 4000 Watt Portable Inverter Generator Gas Powered, Small with Quiet Operation RV Ready for Camping, Tailgate, or Home emergency
8.9

Champion Power Equipment 100573 4000-Watt DH Series Open Frame Inverter, Wireless Remote Start & t Storage Cover for 3100-Watt or Higher Inverter Generators
8.3

A-iPower SUA4000iER 4000 Watt Portable Inverter Generator Gas Powered, Small with Electric & Remote Start, RV Ready
8.2

Champion 4000-Watt RV Ready DH Series Open Frame Inverter with Quiet Technology & Weather-Resistant Storage Cover for 3100-Watt or Higher Inverter Generators
7.7

Champion 4000-Watt RV Ready DH Series Open Frame Inverter with Quiet Technology & Wheel Kit with Folding Handle and Never-Flat Tires for Champion 2800 to 4750-Watt Generators
7.4

Champion 4000-Watt RV Ready DH Series Open Frame Inverter with Quiet Technology & 50-Amp RV Ready Parallel Kit for Linking Two 2800-Watt or Higher Inverter Generators
7.1

GenExhaust for Champion 4000-4500 Watt Inverter Generator - Easy USE Magnetic Oil Dipstick
6.2

Champion 4000-Watt RV Ready DH Series Open Frame Inverter with Quiet Technology


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Champion 4000-Watt RV Ready DH Series Open Frame Inverter with Quiet Technology

 out of stock
Amazon.com
as of April 21, 2025 1:02 pm

Features

  • 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

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


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

 out of stock
Amazon.com
as of April 21, 2025 1:02 pm

Features

  • Dimensions: 19.8" L x 13.8" W x 18.9" H | Weight: 66.1 lb.amperage : 26.6 amps
  • 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

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


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

$397.64  out of stock
Amazon.com
as of April 21, 2025 1:02 pm

Features

  • 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

A-iPower SUA4000i 4000 Watt Portable Inverter Generator Gas Powered, Small with Quiet Operation RV Ready for Camping, Tailgate, or Home emergency


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A-iPower SUA4000i 4000 Watt Portable Inverter Generator Gas Powered, Small with Quiet Operation RV Ready for Camping, Tailgate, or Home emergency

 out of stock
Amazon.com
as of April 21, 2025 1:02 pm

Features

  • Produces 4,000 starting watts with 3,500 running watts of clean and safe power for sensitive electronics such as phones, televisions, laptops, and other electronics
  • Complete with A-iPower’s “Low idle” technology for an extended run time of 5 hours at 100% load and 7 hours at 50% load
  • Equipped with a low oil alert light and low oil automatic shutdown, helping keep your generator performing year after year
  • Powerful 223cc OHV 4-Stroke engine provides an abundant power supply yet is easy to transport with the built-in telescoping handle and wheels
  • Complete with 2-NEMA 120V AC 20A Household, 1-NEMA 120V AC 30A L5-30R Locking, 2 x USB

Champion Power Equipment 100573 4000-Watt DH Series Open Frame Inverter, Wireless Remote Start & t Storage Cover for 3100-Watt or Higher Inverter Generators


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Champion Power Equipment 100573 4000-Watt DH Series Open Frame Inverter, Wireless Remote Start & t Storage Cover for 3100-Watt or Higher Inverter Generators

 out of stock
Amazon.com
as of April 21, 2025 1:02 pm

A-iPower SUA4000iER 4000 Watt Portable Inverter Generator Gas Powered, Small with Electric & Remote Start, RV Ready


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A-iPower SUA4000iER 4000 Watt Portable Inverter Generator Gas Powered, Small with Electric & Remote Start, RV Ready

 out of stock
Amazon.com
as of April 21, 2025 1:02 pm

Features

  • Produces 4000 starting watts with 3500 running watts of clean and safe power for sensitive electronics, such as phones, televisions, laptops, and other electronics
  • Quiet operation at only 65-decibels
  • Built in mobility with telescopic handle and wheels
  • Electric and remote start for an extra level of convenience
  • Power source type: Gas Powered

Champion 4000-Watt RV Ready DH Series Open Frame Inverter with Quiet Technology & Weather-Resistant Storage Cover for 3100-Watt or Higher Inverter Generators


More Info and Images

Champion 4000-Watt RV Ready DH Series Open Frame Inverter with Quiet Technology & Weather-Resistant Storage Cover for 3100-Watt or Higher Inverter Generators

 out of stock
Amazon.com
as of April 21, 2025 1:02 pm

Features

  • Product 1: 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
  • Product 1: 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
  • Product 1: 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
  • Product 1: Parallel Ready: Increase your power output by connecting up to two 2800-watt or higher inverter or digital hybrid with the optional Parallel Kit
  • Product 2: Great Cover for Champion 3100W Inverter Generator (model #75531i or 75537i)

Champion 4000-Watt RV Ready DH Series Open Frame Inverter with Quiet Technology & Wheel Kit with Folding Handle and Never-Flat Tires for Champion 2800 to 4750-Watt Generators


More Info and Images

Champion 4000-Watt RV Ready DH Series Open Frame Inverter with Quiet Technology & Wheel Kit with Folding Handle and Never-Flat Tires for Champion 2800 to 4750-Watt Generators

 out of stock
Amazon.com
as of April 21, 2025 1:02 pm

Features

  • Product 1: 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
  • Product 1: 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
  • Product 1: 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
  • Product 1: Parallel Ready: Increase your power output by connecting up to two 2800-watt or higher inverter or digital hybrid with the optional Parallel Kit
  • Product 2: Reliable -- Count on the 8-inch never-flat tires and folding handle to upgrade your generator’s mobility and make storage a cinch

Champion 4000-Watt RV Ready DH Series Open Frame Inverter with Quiet Technology & 50-Amp RV Ready Parallel Kit for Linking Two 2800-Watt or Higher Inverter Generators


More Info and Images

Champion 4000-Watt RV Ready DH Series Open Frame Inverter with Quiet Technology & 50-Amp RV Ready Parallel Kit for Linking Two 2800-Watt or Higher Inverter Generators

 out of stock
Amazon.com
as of April 21, 2025 1:02 pm

Features

  • Product 1: 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
  • Product 1: 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
  • Product 1: 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
  • Product 1: Parallel Ready: Increase your power output by connecting up to two 2800-watt or higher inverter or digital hybrid with the optional Parallel Kit
  • Product 2: RV Ready – Equipped with a standard 50A RV outlet

GenExhaust for Champion 4000-4500 Watt Inverter Generator – Easy USE Magnetic Oil Dipstick


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GenExhaust for Champion 4000-4500 Watt Inverter Generator - Easy USE Magnetic Oil Dipstick

$25.75  in stock
Amazon.com
as of April 21, 2025 1:02 pm

Features

  • Known to fit the following models: 46533, 46539, 46565, 46593, 46596, 46597, 46598, 76533, 100100, 100103, 100105, 100122, 100190, 100216, 100217, 100222, 100238, 100302, 100307, 100331, 100394, 100397, 100401, 100406, 100407, 100412, 100415, 100432, 100433, 100456, 100460, 100479, 100524, 100573, 100574, 100628, 100629, 201001, 201003, 201072, 201076
  • Replaces OEM Dipstick number(s): 22.031000.00.48 or 46.031000.00.48 or 63.031000.00.2
  • Illustrated instructions will be provided.

So, These are some of the best 4000 watt generator inverter with all the major features that you must be looking for. Now you can easily pick out the best one based on your budget, needs and preferences. Still, if you found yourself confused about choosing the best product, then you can try this WEN GN400i RV-Ready 4000-Watt Open Frame Inverter Generator, CARB Compliant, Black/orange & 56310iC Universal Weatherproof Inverter Generator Cover, Large, Grey for more recommendations. Hope you enjoyed reading the article!