
4,000 Watt Gasoline Portable Generator
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Power Wherever and Whenever You Need It
With 4,000 watts of power, the XP4000S gasoline generator will keep you powered at home or on the go.

DuroMax generators feature an extra large fuel tank for maximum runtime. All DuroMax generators are approved for use in all 50 states by EPA and CARB, and follow strict guidelines to ensure our generators are as environmentally-friendly as possible.


At the core of all our products resides a robust DuroMax engine designed to provide you with the most power.


Power Independence

Fully Loaded
Power Panel
The XP4000S comes equipped with two 120V 20A outlets, a voltmeter, and a low oil sensor.


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XP4000S Specifications
Gasoline | |
Peak Wattage | 4,000 |
Running Wattage | 3,300 |
Running Amperage at 120V | 27.5 |
Runtime at 25% Load | 26 hours |
Runtime at 50% Load | 12 hours |
Engine & Emission Specifications | |
Engine Manufacturer | DuroMax Power Equipment |
Engine Type | 4-Stroke |
Valve Type | OHV |
Engine Cooling Type | Forced Air |
Engine Size | 208 cc |
Engine Speed | 3600 RPM |
Starting Type | Recoil |
Fuel Delivery System | Carburetor |
Fuel Types | Gasoline |
Oil Cooling Type | Splash |
Recommended Oil | 10W-30 |
Recommended Oil Types | Blended, Conventional, or Synthetic |
Oil Capacity | 20.3 fluid oz |
Automatic Low Oil Shutdown | Yes |
Cast Iron Sleeve | Yes |
Bearing Type | Stainless Steel Ball Bearing |
EPA Certified | Yes |
CARB Certified | Yes |
50 State Emissions | Yes |
Panel Specifications | |
Volt Meter | Analog |
5-20R | 2 |
L5-30R | 1 |
Generator Specifications | |
Manufacturer | DuroMax Power Equipment |
Part # | XP4000S |
Voltage | 120 Volts |
Frequency | 60 Hertz |
Winding Material | 100% Copper Windings |
Automatic Voltage Regulator | Yes |
RV Ready | Yes |
Fuel Tank Capacity Gasoline | 3.96 Gallons |
Fuel Gauge | Yes |
All Metal Construction | Yes |
Product Dimensions | 24"-Long x 17"-Wide x 17"-High |
Product Dry Weight | 92-lbs |
Product Weight | 102-lbs |
Volume (db) | 69 dB |
UPC | 811640013066 |
Warranty | 3 Year |
What's in the Box? | XP4000S Generator, Oil funnel, Spark Plug Wrench, Tool Set, and Manual |

Power at Home... or On-The-Go
DuroMax portable generators are designed to be mobile and versatile, with the ability to provide power whenever and wherever you need it. Unlike traditional standby generators that are large, expensive, yet only serve one purpose, DuroMax generators will power you whether you’re at home, on an RV trip, or at the jobsite.
Home
Electricity in our home not only provides comfort, but safety as well. From keeping the heat of AC on to keeping out food fresh in the refrigerator, power is essential to our daily lives.
Home Backup GeneratorsWork
At the jobsite, portable power allows you to get work done in remote locations where traditional power sources are usually unavailable.
Jobsite GeneratorsPlay
Get in touch with nature, while staying comfortable and safe. With portable power, you can light up your campsite, keep your phone charged, and even brew a cup of coffee - all while being miles away from civilization.
Recreational GeneratorsPart of our commitment to excellence means being able to support our
customers beyond the initial purchase of their product.


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XP4000S Specifications
Gasoline | |
Peak Wattage | 4,000 |
Running Wattage | 3,300 |
Running Amperage at 120V | 27.5 |
Runtime at 25% Load | 26 hours |
Runtime at 50% Load | 12 hours |
Engine & Emission Specifications | |
Engine Manufacturer | DuroMax Power Equipment |
Engine Type | 4-Stroke |
Valve Type | OHV |
Engine Cooling Type | Forced Air |
Engine Size | 208 cc |
Engine Speed | 3600 RPM |
Starting Type | Recoil |
Fuel Delivery System | Carburetor |
Fuel Types | Gasoline |
Oil Cooling Type | Splash |
Recommended Oil | 10W-30 |
Recommended Oil Types | Blended, Conventional, or Synthetic |
Oil Capacity | 20.3 fluid oz |
Automatic Low Oil Shutdown | Yes |
Cast Iron Sleeve | Yes |
Bearing Type | Stainless Steel Ball Bearing |
EPA Certified | Yes |
CARB Certified | Yes |
50 State Emissions | Yes |
Panel Specifications | |
Volt Meter | Analog |
5-20R | 2 |
L5-30R | 1 |
Generator Specifications | |
Manufacturer | DuroMax Power Equipment |
Part # | XP4000S |
Voltage | 120 Volts |
Frequency | 60 Hertz |
Winding Material | 100% Copper Windings |
Automatic Voltage Regulator | Yes |
RV Ready | Yes |
Fuel Tank Capacity Gasoline | 3.96 Gallons |
Fuel Gauge | Yes |
All Metal Construction | Yes |
Product Dimensions | 24"-Long x 17"-Wide x 17"-High |
Product Dry Weight | 92-lbs |
Product Weight | 102-lbs |
Volume (db) | 69 dB |
UPC | 811640013066 |
Warranty | 3 Year |
What's in the Box? | XP4000S Generator, Oil funnel, Spark Plug Wrench, Tool Set, and Manual |
Warranty Information
DuroMax stands behind this Generator with a 3 Year parts and technical service warranty. Our USA based teams are available to help walk-through, troubleshoot or diagnose. Nationwide service centers fix any issues - DuroMax has you covered!