Collection:

Onan Generators
RV, Commercial Mobile, and Portable

47 products

Onan Generators to Power Your Adventures

Whether you're hitting the road in your RV or need reliable backup power at home, Buckeye Power Systems has the perfect generator solution for you. We specialize in Cummins Onan generators - the gold standard in portable and installed power systems.

Choose Your Power Solution

Installed RV Generators - Ultimate Convenience

Perfect for serious RV enthusiasts who want seamless power without the hassle:

  • Effortless operation - Start your generator with the push of a button from inside your RV
  • Extended runtime - Direct connection to your RV's fuel tank means longer power without refueling
  • Weather protection - Your generator stays safe and dry in all conditions
  • Theft prevention - Permanent mounting keeps your investment secure
  • Maximum power - Run your air conditioning, refrigerator, microwave, lights, and entertainment systems simultaneously
  • Universal compatibility - Available for both motorhomes and towable RVs

Portable Generators - Freedom and Flexibility

Ideal for weekend warriors and those who value versatility:

  • Easy transport - Lightweight design goes wherever you go
  • Built tough - Rugged construction handles outdoor adventures
  • Multiple uses - Perfect for camping, tailgating, job sites, and emergency backup
  • Quick deployment - Ready to power your essentials in remote locations

Smart Power Management Made Simple

Energy Command System

Take control of your RV's power with the innovative EC-30 Energy Command system. This intelligent controller transforms how you manage electricity in your RV:

Key Features:

  • Monitor your battery levels at a glance
  • Track generator performance and maintenance needs
  • Automatically start your generator when batteries run low
  • Built-in safety features prevent accidental starts
  • Digital display shows service reminders and system status
  • Programmable "quiet time" operation respects campground rules

The Energy Command system is a smart investment that pays for itself through better battery life and peace of mind. It's most cost-effective when installed with your new RV.

Beyond RV Power - Commercial Solutions

Buckeye Power Systems doesn't just serve RV owners. Our Cummins Onan generators power businesses across industries:

Commercial Applications:

  • Food trucks and mobile restaurants
  • Medical and emergency response vehicles
  • Broadcasting and telecommunications
  • Construction and pipeline operations
  • Security and utility services
  • Animal care and veterinary services
  • Railroad and transportation

With over 100 years of innovation behind every Cummins Onan generator, you're choosing proven reliability. Our gasoline, propane, and diesel models deliver whisper-quiet operation and dependable performance when you need it most.

Why Choose Buckeye Power Systems?

We're not just selling generators - we're your partners in power. Our team understands that whether you're exploring national parks or running a mobile business, reliable electricity isn't a luxury - it's essential. That's why we only work with Cummins Onan, the industry leader in generator technology.

Ready to power up your adventures or business? Contact Buckeye Power Systems today and discover why thousands of customers trust us for their generator needs.


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Model: Onan QG3600 - A055E865 I 3.6KYFA26120 | Watts - 3600W LP VAPOR | RPM - 3600 | Does Not Meet CARB ✅ IN STOCK - Ready to Ship Cummins Onan QG3600 LP Vapor RV Generator Power Your Adventures w...
$ 136.13 Off
Regular price $ 4,427.00
Sale price $ 4,427.00
Regular price $ 4,563.13
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Model: Onan QG4000 - A055E867 I 4KYFA-6747 | EVAP Model | Watts - 4000W GASOLINE | RPM - 3600 Lead Time: 3-5 Days - Call for Shipping Quote Power Your Adventures with America's Most Trusted RV...
$ 149.61 Off
Regular price $ 4,850.00
Sale price $ 4,850.00
Regular price $ 4,999.61
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Model: Onan QG4000 - A073X541 I 4.0HGLBA-8306 | EVAP Model | Watts - 4000W GASOLINE | VARIABLE SPEED | RPM - 2400-2900 | CARB Compliant Lead Time: 3-5 Days - Call for Shipping Quote Power for ...
$ 380.00 Off
Regular price $ 12,267.00
Sale price $ 12,267.00
Regular price $ 12,647.00
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Model: Onan QD5000 - A055T686 I 5HDKBC-2860 | 120 Volts | Watts - 5000W DIESEL | RPM - 1800 | Circuit Breaker: 25A 2-Pole Lead Time: 3-5 Days - Call for Shipping Quote Cummins Onan QD5000 120V Qu...
$ 387.00 Off
Regular price $ 12,536.00
Sale price $ 12,536.00
Regular price $ 12,923.00
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Model: Onan QD5000 - A055T687 I 5HDKBC-2861 | 120/240V | Watts - 5000W DIESEL | RPM - 1800 | Circuit Breaker: 25A 2-Pole Lead Time: 3-5 Days - Call for Shipping Quote Cummins Onan QD5000 120/240V...
$ 192.88 Off
Regular price $ 6,244.00
Sale price $ 6,244.00
Regular price $ 6,436.88
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Model: Onan QG5500 EFI - A075D284 I 5.5HGJAA-8307 | EVAP Model |120V | Watts - 5500W gasoline | RPM - 2880 | Circuit Breaker: (2) 30A | CARB Compliant Lead Time: 3-5 Days - Call for Shipping Quot...