Top 10 Best 20kw natural gas generator With Expert Recommendation

Our team studied on 55467 reviews available online for Best 20kw natural gas generator, chose the finest ones and prepared Best 20kw natural gas generator for you. It was very difficult to shortlist the ideal Best 20kw natural gas generator from thousands of products online. However, We tried to make sure that you get only the Best 20kw natural gas generator from our suggestions. Check our listings-:

ID Image Title Score Action
1 DuroMax XP13000EH Dual Fuel Portable Generator 13000 Watt Gas or Propane Powered Electric Start-Home Back Up, Blue/Gray 6.9 Buy Now
2 Westinghouse Outdoor Power Equipment WGen9500DF Dual Fuel Portable Generator-9500 Rated 12500 Peak Watts Gas or Propane Powered-Electric Start-Transfer Switch & RV Ready, CARB Compliant, Blue 6.4 Buy Now
3 Generac 7043 Home Standby Generator 22kW/19.5kW Air Cooled with Whole House 200 Amp Transfer Switch, Aluminum 5.9 Buy Now
4 Pulsar G12KBN Heavy Duty Portable Dual Fuel Generator – 9500 Rated Watts & 12000 Peak Watts – Gas & LPG – Electric Start – Transfer Switch & RV Ready – CARB Compliant 6.9 Buy Now
5 Champion Power Equipment 100416 10,000/8,000-Watt TRI Fuel Portable Natural Gas Generator, NG/LPG Hose Kits and CO Shield 8.3 Buy Now
6 Generac 7676 GP8000E Portable Generator, Orange, Black 5.2 Buy Now
7 Champion Power Equipment 100111 15,000/12,000-Watt Portable Generator with Electric Start and Lift Hook 8.8 Buy Now
8 Briggs & Stratton 40621 20kW w/ 200 Amp Symphony II Switch Standby Generator, Gray 8.9 Buy Now
9 Westinghouse Outdoor Power Equipment WGen3600DF Dual Fuel (Gas and Propane) Electric Start Portable Generator 3600 Rated 4650 Peak Watts, RV Ready, CARB Compliant 5.2 Buy Now
10 Westinghouse WGen12000 Ultra Duty Portable Generator – 12000 Rated Watts & 15000 Peak Watts – Gas Powered – Electric Start – Transfer Switch & RV Ready – CARB Compliant 5.1 Buy Now

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Table of content

DuroMax XP13000EH Dual Fuel Portable Generator 13000 Watt Gas or Propane Powered Electric Start-Home Back Up, Blue/Gray
Westinghouse Outdoor Power Equipment WGen9500DF Dual Fuel Portable Generator-9500 Rated 12500 Peak Watts Gas or Propane Powered-Electric Start-Transfer Switch & RV Ready, CARB Compliant, Blue
Generac 7043 Home Standby Generator 22kW/19.5kW Air Cooled with Whole House 200 Amp Transfer Switch, Aluminum
Pulsar G12KBN Heavy Duty Portable Dual Fuel Generator – 9500 Rated Watts & 12000 Peak Watts – Gas & LPG – Electric Start – Transfer Switch & RV Ready – CARB Compliant
Champion Power Equipment 100416 10,000/8,000-Watt TRI Fuel Portable Natural Gas Generator, NG/LPG Hose Kits and CO Shield
Generac 7676 GP8000E Portable Generator, Orange, Black
Champion Power Equipment 100111 15,000/12,000-Watt Portable Generator with Electric Start and Lift Hook
Briggs & Stratton 40621 20kW w/ 200 Amp Symphony II Switch Standby Generator, Gray
Westinghouse Outdoor Power Equipment WGen3600DF Dual Fuel (Gas and Propane) Electric Start Portable Generator 3600 Rated 4650 Peak Watts, RV Ready, CARB Compliant
Westinghouse WGen12000 Ultra Duty Portable Generator – 12000 Rated Watts & 15000 Peak Watts – Gas Powered – Electric Start – Transfer Switch & RV Ready – CARB Compliant

DuroMax XP13000EH Dual Fuel Portable Generator 13000 Watt Gas or Propane Powered Electric Start-Home Back Up, Blue/Gray


  • POWERFUL DUROMAX ENGINE: The XP13000EH is powered by a 500cc OHV Duromax Engine.
  • DUAL FUEL TECHNOLOGY: The ability to run on Propane or Gasoline allows the Freedom and Flexibility of Fuel Choice.
  • PLENTY OF POWER: With 13,000 starting watts and 10,500 watts, this unit can handle heavy loads from lights, refrigerators, home conditioners and high amperage power tools.
  • MAXIMUM POWER: The power panel includes a wide selection of outlets for maximum compatibility in your applications including: 1 120/240V 50A heavy duty outlet, 1 120/240V 30A twist lock outlet, 1 120V 30A twist lock outlet, and 2 120V 20A household outlets.
  • POWERING EVERYONE ANYWHERE: Like all DuroMax generators, the XP13000EH is EPA and CARB approved for use in all 50 states.
  • 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.

Buy Now

Westinghouse Outdoor Power Equipment WGen9500DF Dual Fuel Portable Generator-9500 Rated 12500 Peak Watts Gas or Propane Powered-Electric Start-Transfer Switch & RV Ready, CARB Compliant, Blue


  • 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 Propane Regulator, Remote Start Key Fob, 12V Battery Charger, Oil, an Oil Funnel, a Tool Kit, Heat Resistant Plastic Wheels with Never-Flat Polyurethane Tires, and a User’s Manual to Get You Started Right Out of the Box (Minimal Assembly Required)

Buy Now

Generac 7043 Home Standby Generator 22kW/19.5kW Air Cooled with Whole House 200 Amp Transfer Switch, Aluminum


  • True power technology delivers best-in class power quality (less than 5% thd) for Smooth operation of sensitive electronics and appliances
  • Includes a 200 amp NEMA 3 (indoor/ outdoor rated) whole house Smart transfer switch
  • Generac evolution controller features LED indicators for generator status, utility power presence or maintenance required
  • Tough, durable all-weather aluminum enclosure offers 3 removable sides for easy access for installation, service and maintenance
  • Battery not included. Generac Battery 7043 5819 Sold Separately.

Buy Now

Pulsar G12KBN Heavy Duty Portable Dual Fuel Generator – 9500 Rated Watts & 12000 Peak Watts – Gas & LPG – Electric Start – Transfer Switch & RV Ready – CARB Compliant


  • 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

Buy Now

Champion Power Equipment 100416 10,000/8,000-Watt TRI Fuel Portable Natural Gas Generator, NG/LPG Hose Kits and CO Shield


  • Tri-Fuel Technology – Your 8000-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
  • Electric Start – Power up the 459cc Champion engine with the handy rocker switch, battery included
  • Intelligauge with CO Shield – Track voltage, frequency, session run time, and total run time to monitor output and track maintenance intervals, features CO Shield carbon monoxide auto shutoff system
  • Powerful – Gasoline: 10,000 starting watts and 8000 running watts, propane: 9000 starting watts and 7200 running watts, natural gas: 8750 starting watts and 7000 running watts and engine oil is included
  • Champion Support – Includes 3-year limited warranty with FREE lifetime technical support from dedicated experts

Buy Now

Generac 7676 GP8000E Portable Generator, Orange, Black


  • Featuring power Rush advanced technology – delivers over 30% more starting capacity allowing you to do more with less
  • Dimensions: 27.2″ W x 27″ D x 26.5 H | Weight: 198 lb
  • 10000 Starting Watts. 8000 Running Watts
  • Electric start Model for easy operation (Battery included)
  • Generac durable OHV engine with splash lubrication provides a long engine life
  • Large-capacity steel fuel tank with incorporated fuel gauge provides durability and up to an 11 hour run-time at 50% load

Buy Now

Champion Power Equipment 100111 15,000/12,000-Watt Portable Generator with Electric Start and Lift Hook


  • 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 V-Twin Champion 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

Buy Now

Briggs & Stratton 40621 20kW w/ 200 Amp Symphony II Switch Standby Generator, Gray


  • 5 Year Limited Best in Class Warranty that covers parts, labor, and travel for the full-length of the warranty with no hidden fees
  • Amplify offers the ability to set and change priorities of high wattage appliances, as well as, monitor your generators status all from the touch of a button. Modules sold separately
  • Efficient alternator and smart automatic voltage regulator optimizes generator performance with tighter voltage control giving less than 5% THD for sensitive electronics and increased starting capability
  • State-of-the-art Commercial Vanguard Engine – the premium Vanguard V-Twin vertical engine has been designed and engineered to deliver the most durable performance in the industry
  • Simple Control System with a low speed run to save fuel, reduce noise and tighten control

Buy Now

Westinghouse Outdoor Power Equipment WGen3600DF Dual Fuel (Gas and Propane) Electric Start Portable Generator 3600 Rated 4650 Peak Watts, RV Ready, CARB Compliant


  • 3600 Rated Watts & 4650 Peak Watts (Gasoline); 3240 Rated Watts & 4650 Peak Watts (Propane); 4 Gallon Fuel Tank (with Fuel Gauge); Electric Push Button and Remote Start
  • Intuitive Control Panel Features a 5-20R 120V Duplex Outlet, an RV-Ready TT-30R 30 Amp Outlet, and an L5-30R 30 Amp Outlet
  • 212cc Westinghouse 4-Stroke OHV Engine; Long Lasting Cast Iron Engine Sleeve; Automatic Low Oil Shutdown
  • Plug-and-Play! Comes With Oil, Oil Funnel, Tool Kit, and User’s Manual; Minimal Assembly Required (Wheel Installation and Battery Hookup)

Buy Now

Westinghouse WGen12000 Ultra Duty Portable Generator – 12000 Rated Watts & 15000 Peak Watts – Gas Powered – Electric Start – Transfer Switch & RV Ready – CARB Compliant


  • 12000 Running Watts and 15000 Peak Watts; Electric Start and Remote Start with Included Key Fob; Up to 11 Hours of Run Time on a 10. 5 Gallon Fuel Tank With Fuel Gauge
  • Features Two GFCI 120V 5–20R Standard Household Receptacles, One 120V L5-30R Outlet, One Transfer Switch Ready 120V L14-30R, One RV Ready 120/240V 14–50R, and Two 5V USB Ports; All Outlets Have Rubber Covers for Added Safety
  • Powered by the Ultra Duty 713cc OHV V-Twin Westinghouse Engine Featuring a Long-Lasting Cast Iron Sleeve With Automatic Low Oil Shutdown and Digital Hour Meter
  • 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)

Buy Now

Best 20kw natural gas generator Buying Guide


Does the thought of finding a great Best 20kw natural gas generator stress you out? Has your mind been juggling between choices when it comes to buying Best 20kw natural gas generator in general, specifically regarding which model to choose?

If that’s the case, know that you’re not alone. Many people find it tough to buy the perfect Best 20kw natural gas generator for themselves. We understand the stress associated with the buying process!
Since you’re here, you are obviously curious about Best 20kw natural gas generator. You’ve been bombarded with information, so you need to find a reputable source with credible options before you make any decisions on which product would be best for your needs.

There are many sources that’ll provide you with that information- buying guides or ratings websites, word-of-mouth testimonials from friends or family members, online forums where users share their personal experiences, product reviews specifically found all over the internet and YouTube channels. Only thorough research will ensure that you get the right product.

But that’s not always easy, right? That’s why we’ve taken time to compile a list of the best Best 20kw natural gas generator in today’s market, on your behalf, so that there will be no more worries for you.
How did we come up with the list, you ask? How did we create this buying guide?

  • First, our algorithms collected as much information available about these products from trusted sources.
  • We employed both Artificial Intelligence and large data volume to validate all collected information.
  • Then our AI ranked them on their quality-to-price ratio using industry-standard criteria that let us pick the best Best 20kw natural gas generator currently on the market!

The products aren’t chosen randomly. We consider several criteria before assembling a list. Some of the criteria are discussed below-

  1. Brand Value: What happens when you go for a not-so-reputable brand just because the price seems cheap? Well, the chance of getting a short-lasting product goes higher. That’s because the renowned brands have a reputation to maintain, others don’t.

Top Best 20kw natural gas generator brands try to offer some unique features that make them stand out in the crowd. Thus hopefully, you’ll find one ideal product or another in our list.

  1. Features: You don’t need heaps of features, but useful ones. We look at the features that matter and choose the top Best 20kw natural gas generator based on that.
  2. Specifications: Numbers always help you measure the quality of a product in a quantitative way. We try to find products of higher specifications, but with the right balance.
  3. Customer Ratings: The hundreds of customers using the Best 20kw natural gas generator before you won’t say wrong, would they? Better ratings mean better service experienced by a good number of people.
  4. Customer Reviews: Like ratings, customer reviews give you actual and trustworthy information, coming from real-world consumers about the Best 20kw natural gas generator they used.
  5. Seller Rank: Now, this is interesting! You don’t just need a good Best 20kw natural gas generator, you need a product that is trendy and growing in sales. It serves two objectives. Firstly, the growing number of users indicates the product is good. Secondly, the manufacturers will hopefully provide better quality and after-sales service because of that growing number.
  6. Value For The Money: They say you get what you pay for. Cheap isn’t always good. But that doesn’t mean splashing tons of money on a flashy but underserving product is good either. We try to measure how much value for the money you can get from your Best 20kw natural gas generator before putting them on the list.
  7. Durability: Durability and reliability go hand to hand. A robust and durable Best 20kw natural gas generator will serve you for months and years to come.
  8. Availability: Products come and go, new products take the place of the old ones. Probably some new features were added, some necessary modifications were done. What’s the point of using a supposedly good Best 20kw natural gas generator if that’s no longer continued by the manufacturer? We try to feature products that are up-to-date and sold by at least one reliable seller, if not several.
  9. Negative Ratings: Yes, we take that into consideration too! When we pick the top rated Best 20kw natural gas generator on the market, the products that got mostly negative ratings get filtered and discarded.


These are the criteria we have chosen our Best 20kw natural gas generator on. Does our process stop there? Heck, no! The most important thing that you should know about us is, we’re always updating our website to provide timely and relevant information.

Since reader satisfaction is our utmost priority, we have a final layer of filtration. And that is you, the reader! If you find any Best 20kw natural gas generator featured here Incorrect, irrelevant, not up to the mark, or simply outdated, please let us know. Your feedback is always welcome and we’ll try to promptly correct our list as per your reasonable suggestion.

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