Best 4000 Generator 2021 - Top 10 Picks

This is the ultimate buyer's guide to finding the right 4000 generator to suit your needs. We review the 10 best4000 generator on the market so you know that your next decision will be a smart one!

When you're trying to select the good 4000 generator, there are a lot of factors to consider. This page has everything you need to know in one place.

This guide will help you avoid the pitfalls that come with researching 4000 generator.

You don't have to try out every 4000 generator to find one that meets your needs. After extensive research and hours of in-person tests, we've found the best 4000 generator to be BILT HARD Quiet Inverter Generator 4000 Watt, RV Ready with Electric & Recoil Start, Gas Powered Outdoor Generator for Camping & Home Backup, EPA & CARB Approved. There are a lot of sub-par products out there, but this product is one of the highest quality you'll find. Next best option is Durostar DS4000S Portable Generator, Yellow/Black.

Choosing the 4000 generator can be a daunting task, especially if you're doing it for the first time. Here's what we recommend based on our extensive research. We've compiled a list of the highest rated 4000 generator. The following products are some of the best you can get right now.

List of Top 10 4000 Generator

Review of Best 4000 Generator

1. BILT HARD Quiet Inverter Generator 4000 Watt, RV Ready with Electric & Recoil Start, Gas Powered Outdoor Generator for Camping & Home Backup, 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.

2. Durostar DS4000S Portable Generator, Yellow/Black

  • 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 DuroStar 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 DuroStar 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

3. Champion Power Equipment 100573 4000-Watt DH Series Open Frame Inverter, Wireless Remote Start, 4000-Watt + Gas + Remote Start

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

4. A-iPower SUA4000iED 4000 Watt Portable Inverter Generator Gas & Propane Powered, Small with Electric Start RV Ready for Camping, Tailgate, or Home emergency

  • The A-iPower SUA4000iED Dual Fuel inverter generator produces 4,000 starting watts with 3,500 running watts of power with gasoline and 3,500 starting watts with 3,200 running watts with propane (LPG)
  • A-iPower’s inverter technology allows for safe and clean 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 REMOTE/ELECTRIC START capability, this powerful 223cc OHV 4-Stroke engine provides an abundant power supply along with a low oil alert light and low oil automatic shutdown, helping keep your generator performing year after year.
  • Complete with 2-NEMA 120V AC 20A Household, 1-NEMA 120V AC 30A L5-30R Locking, 2 x USB

5. 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

6. 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

7. A-iPower AP4000 4,000-Watt Gasoline Powered Manual Start Generator, 4000 Watt, red

  • 4, 000 Starting Watts / 3, 000 Running Watts
  • 208cc / 7HP OHV, single cylinder, air-cooled, 4-stroke engine with manual start
  • High performance alternator provides greater peak wattage which allows motor-driven appliances and tools to operate simultaneously
  • RV Ready. This generator is built with a TT-30R RV outlet for your convenience when Rving.
  • Light Weight. Only 65Lbs. You can move effortless anywhere you want.

8. 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 13.5 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

9. EF ECOFLOW EFDELTA 1260Wh Solar Generator with 110W Solar Panel , 6 X 1800W (3300W Surge) AC Outlets, Portable Power Station for Outdoors Camping RV Hunting Emergency

  • Kit Includes: 1x 1260wh Solar Generator and all its accessories; 1x 110W Foldable Solar Panel and all its accessories. May be in different warehouses because the products are in the form of a Bundle. Don’t worry when you receive only part of the product, you can send us an email and we will provide you with another tracking number.
  • Fast Charging: EFDELTA can be recharged from 0% to 80% in 1 hour and to 100% in 1.6 hours. ECOFLOW patented X-Stream Technology empowers EFDELTA recharged at 10 times the speed of most portable power stations in the market with just a standard AC cable. (NO HEAVY, BULKY ADAPTOR or BRICK).
  • Fast Recharge By Solar: EFDELTA MPPT Controller guarantees faster recharge rate of solar and the wider compatibility with any solar panel: Open Circuit voltage(OCV): 10-65V/ 10A max, 400W Max Input. (MC4 to XT60 Solar Cable Included). SOLAR RECHARGE TIME: EFDELTA can be fully recharged by solar panel in about 4 Hours.
  • Outdoor Camping Battery: Portable power station specially designed for charging laptops, mini-cooler, mini space heaters, and other outdoor electronics. EFDELTA features 6* AC outlet,2x 60W USB-C, 4x USB-A (2 normal+2 fast charge): Smart Phones, Speaker and Tablets; 1x 13.6V CAR PORT: Car Fridge or Vacuum Cleaner, so can power following 13 devices simultaneously.
  • Waterproof & Durable: The 110w solar panel is waterproof to endure all weather conditions, ideal for outdoor activities such as camping, climbing, hiking. You can submerge the panel in water for up to 30 minutes with no detrimental effect to the product.

10. WEN 56475 4750-Watt Portable Generator with Electric Start and Wheel Kit

  • Digital readout helps manage oil changes and maintenance schedule
  • Features electric start, low-oil shutdown, an automatic voltage regulator and overload protection to maximize safety
  • CARB and EPA III meet requirements for sale in all 50 states
  • Includes wheel kit and foldable handles for easy transport
  • 223cc engine provides 4,750 surge watt and 3,750 rated watt

Last update on 2021-10-25 / Affiliate links / Images from Amazon Product Advertising API

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