DuroMax’s assortment of portable generators are designed to provide reliable portable power for any situation. From recreational vehicles to large home standby units, and from the jobsite to the campsite, DuroMax has the perfect generator for any and all applications.

Shop DuroMax

Featured DuroMax Generators

DuroMax HX Series

Dual Fuel Portable Generators with CO Alret Technology

  • Automatic Shut Down if an Unsafe Level of Carbon Monoxide Is Detected
  • Runs on Gas or Propane
  • Easily Track Voltage Output, Operating Frequency, and Maintenance Hours

DuroMax Inverters

Provides clean, stable power for sensitive electronics

  • Power on the Go, Anywhere You Need Portable Power
  • Idle Control to Save Fuel and Reduce Noise
  • Fully Featured Power Panel

DuroMax DuroStar

Plenty of Power to Handle Heavy Loads

  • Workhorse Engine for Powering High Voltage Appliances to Heavy Duty Power Tools
  • Idle Control to Save Fuel and Reduce Noise
  • Automatic Low Oil Shutoff  

DuroMax Dual Fuel Technology

Dual Fuel technology allows the freedom of operating your generator on gasoline or liquid propane. Enjoy safe, reliable power whenever and wherever you need it. Compared to gasoline, liquid propane is fuel efficient, less expensive, and has a longer storage life.

Generator Size Calculator

Selecting the right home backup and portable generator is an important decision. Make the process easier using our generator size calculator. Select the tools and appliances you'll be plugging into your generator. The calculator will then display the requirements for starting watts and running watts.

About DuroMax

Founded in 2003, DuroMax Power Equipment is headquartered in Ontario, California and is the industry’s leader in Dual Fuel portable generator technology. In addition to a full assortment of portable generators ranging from digital inverters to generators that can power your entire home, their product line includes pressure washers, engines, pumps, and accessories. The foundation of DuroMax is built on quality, reliability, durability, and customer service. At DuroMax our vision is simple, we are committed to Powering Everyone... Anywhere!

Milwaukee Battery Platforms


When you purchase a DuroMax product it automatically comes with a warranty, so no worries about registration. If the product you purchased is experiencing issues, please give us a call at 877-866-5688 and we can assist you in determining the best course of action.

For complete details, visit the DuroMax page.

Authorized Dealer

The Tool Nut has been owned and operated by family  since it's inception in 1994 and is a DuroMax Authorized Dealer. 

  • Fast shipping and order processing
  • Expert support on all purchases
  • Factory-trained tool experts
Milwaukee MX FUEL Cordless Tool Battery SystemMilwaukee MX FUEL Cordless Tool Battery System

Extended Warranty

At Tool Nut, your satisfaction is top of mind. That is why we parterned with Extend to provide extended warranties.

  • Bundle a protection plan to your product
  • Enhance the standard warranty 
  • Add Extend during checkout