DuroMax XP12000EH Dual Fuel Portable Generator Review

With increasing instances of extreme weather across the country and an aging power grid, it pays to be prepared. Beyond having a stockpile of food, water and essentials at the ready, making sure you have a reliable backup power source should be at the top of your to-do list. And while some portable generators can keep your devices or small appliances running in emergencies, few pack as much power into an impressive dual-fuel system that can run your entire household as the DuroMax XP12000EH.

We’re weighing the features, checking the pros and cons, and comparing the competition to see if this 12,000 Watt Dual Fuel Portable Generator from DuroMax is the backup energy solution to keep your home running smoothly no matter what life sends your way.

Last Updated May 2024

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DuroMax XP12000EH Dual Fuel
Gas or propane powered home backup & RV ready
120V/20AMP(2), 120V/30AMP twist lock, 120/240V/30AMP and 50AMP
12,000 Watt
Free delivery
224 lbs

About the DuroMax XP12000EH Generator

The DuroMax XP12000EH Generator, also known as the “Beast,” is a part of DuroMax’s extensive line of reliable power solutions. With the ability to function on gas or propane, this portable powerhouse is designed to be a versatile, mobile and convenient energy source that can power your whole home, RV or construction site. 

Featuring 12,000 starting watts and 9,500 running watts, the DuroMax XP12000EH Dual Fuel Portable Generator can keep your lights, electronics, appliances and even your AC/heating unit running through any storm or outage to help your family feel safe and secure. Plus, its extra quiet muffler and variety of outlets make it a perfect pick to take on the road with you for your RV or food truck, or as a reliable power source on the construction site.

Pros Cons
Powerful backup source featuring 12,000 starting Watts Can be heavy to transport at 238 pounds
Double the fuel life with ability to run on gas or propane Efficient but not clean energy
Can power entire house, including appliance and even A/C
Perfect to power RVs, food trucks or even job sites
Fully loaded power panel with multiple outputs
Durable design and no-flat tires for easy portability
Runs for up to eight hours at half load
Extra large muffler for quiet operation
Important safety features like carbon monoxide (CO) detector automatic shut-off
Free shipping in less than a week
Three-year manufacturer warranty included

DuroMax XP12000EH Generator

With a stacked set of impressive features, it’s clear to see why so many people depend on the DuroMax XP12000EH dual-fuel portable generator to meet their power needs wherever life leads. 

Some of its most note-worthy specs include:

  • Dual-fuel technology allows generator to run on gas or propane, doubling your options in disaster situations 
  • 12,000 peak watts and 9,500 rated watts on gasoline, or 11,400 surge watts and 9,025 watts on propane
  • 457 cc DuroMax OHV engine runs for eight hours on a single tank of gasoline and seven hours on propane at half load
  • Fully loaded power panel with oil warning light, volt meter, circuit breaker and power outlets
  • MX2 Power Boost doubles the 120V power for appliances and RVs
  • Noise reducing muffler and spark arrestor makes it EPA-approved for use in U.S National Parks
  • Made with a heavy-duty, all-metal frame and power panel, plus no-flat tires for extreme durability 
  • 100 percent copper windings for superior heat conduction that helps to extend the life of the generator
  • Important safety features like a low oil shut-off switch and a CO detector

DuroMax Generator XP12000EH Pricing 

With comparable power capabilities to a standby generator in a more portable, versatile package, the DuroMax XP12000EH Generator-12000 provides the most value for your money. 

At the time this review was written, this workhorse was on sale for $999 (originally priced at $1,399). Ordering directly through DuroMaxPower.com will save you from paying any additional taxes and includes free delivery to your door in under a week. You can also find the DuroMax XP12000EH Dual Fuel Portable Generator in-store and online at many major retailers, including Amazon, Tractor Supply, Menards and more.  

In addition to select sale pricing, DuroMax offers a site-wide seven percent discount for people in the military, first responders and health care professionals. 

DuroMax XP12000EH Dual Fuel Generator Warranty 

A portable generator often acts as a lifeline in the case of an emergency, so you want to make sure you’re 100 percent satisfied in your choice. DuroMax provides a three-year warranty on the DuroMax XP12000EH, so you can feel confident in the long-term performance of your portable generator. 

If for any reason you feel like the unit does not meet your needs, you also have 45 days from the date of delivery to either exchange or return your purchase. The DuroMax XP12000EH must be in brand new condition, and it’s important to note that it’s not eligible for return once it has been oiled or gassed.

Comparing the DuroMax XP12000EH Generator to the Competition

The Duromax XP12000EH Generator-12000 Watt gas stands out against many competitors due to its dual-fuel capabilities and power output. Here’s a look at how it compares to other leading generators on the market today:

Duromax XP12000EH Generator vs. Honda EU7000is 

The DuroMax and Honda portable generators are both powerful enough to support your whole home, food truck, RV or worksite and come standard with three-year warranties for peace of mind. And while the Honda EU700iS may be known to be slightly quieter, there are a few key differences that give the DuroMax XP12000EH a clear edge overall:

  • The DuroMax XP12000EH is more powerful than the Honda EU700iS, with a 9,000W/7,600W rated running output versus 7,000W/5,5000W, respectively
  • Only the DuroMax XP12000EH runs on both propane and gas, giving you more runtime and options 
  • The Honda EU700iS costs thousands of dollars more than the DuroMax XP12000EH

Bottom Line: Why We Love It

In today’s current climate, a reliable backup power source is becoming more and more essential. And if you want something that can power your whole house for extended periods, runs efficiently on both gas or propane, and doesn’t cost thousands of dollars, not many can compare to the performance or value of the DuroMax XP12000EH. The dual-fuel technology of the DuroMax is especially beneficial in disaster situations when gas may not be as readily available, and its packed power panel has enough hookups and safety features to satisfy nearly anyone. So whether you’re a novice or a seasoned power pro, when it comes to providing reliable, versatile power in a convenient portable package, the DuroMax XP12000EH truly delivers.


How long does DuroMax XP12000EH last?

The DuroMax XP12000EH is an ultra-powerful, dual-fuel generator that can run on either gasoline or propane. It’s designed for longevity and versatility, providing reliable power for various needs.

If you’re running it on gasoline, the XP12000EH, with its 8.3-gallon fuel capacity, can last up to 19 hours on a full tank at 25 percent load. This fuel consumption rate is approximately 1.04 gallons per hour. On the other hand, if you’re using propane, it can maintain the supply at the same 25 percent load for around 14 hours.

However, it’s important to note that these durations can vary as you increase or decrease the load you’re putting on the generator. Running multiple large appliances or heavy-duty tools may decrease the run time.

How many amps is the DuroMax XP12000EH?

The DuroMax XP12000EH is a powerful generator that can handle sizable electrical loads. When operating on gasoline, it has a running wattage of 9,500 watts. In terms of amperage, this translates to approximately 79.17 amps at 120 volts and around 39.58 amps at 240 volts.

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