

Model: Onan QG3600 - A055E865 I 3.6KYFA26120 | Watts - 3600W LP VAPOR | RPM - 3600
✅ IN STOCK - Ready to Ship
Cummins Onan QG3600 RV Generator
Power Your Adventures with Confidence
When the open road calls, you need power you can count on. The Cummins Onan QG3600 delivers whisper-quiet, dependable electricity to keep your RV comfortable mile after mile. Backed by over 80 years of engineering excellence and North America's most extensive service network, this generator ensures you're never far from support when you need it.
Why RV Owners Choose the QG3600
Engineered for Peace and Quiet
At just 68 dB(A) from 10 feet away, the QG3600 runs quieter than normal conversation. It meets strict National Park Service requirements (60 dB(A) @ 50 ft), so you can enjoy nature's serenity without compromise. Your typical RV installation will reduce noise levels even further.
Built to Last
The advanced OHV (overhead valve) engine eliminates decarboning maintenance while delivering exceptional fuel efficiency. Combined with microprocessor-controlled diagnostics and sealed connectors, this generator is designed to handle whatever the road throws at it.
Compact Yet Powerful
Weighing just 178 lbs and measuring 30" × 19.7" × 14.4", the QG3600 fits into tight RV compartments without sacrificing performance. The full housing with enclosed muffler provides complete weather protection while keeping operation smooth and quiet.
Peace of Mind Protection
Every QG3600 includes a 3-year limited warranty, giving you confidence in your investment and countless worry-free journeys ahead.
Technical Specifications
Power Output
- Model: QG3600
- Rated Output: 3.6 kW
- Maximum Power: 8.6 bhp (6.4 kW)
Dimensions & Weight
- Weight: 178 lbs
- Dimensions: 30" L × 19.7" W × 14.4" H
- Sound Level: 68 dB(A) at 10 feet (half-load)
Engine Details
- Type: Cummins Onan 4-cycle, single horizontal cylinder, OHV
- Displacement: 18.5 cubic inches
- Starting System: Remote, 12V, 3-wire negative ground
- Ignition: Electronic magneto
- Oil Capacity: 1.6 quart
Fuel Economy (LP Vapor)
- No Load: 0.4 GPH
- Half Load: 0.6 GPH
- Full Load: 0.7 GPH
Advanced Alternator Design
- Construction: Cummins Onan revolving field, 2-pole self-excited AC design with drip-proof construction
- Voltage Regulation: Microprocessor-controlled digital voltage regulator
- Cooling: Direct-drive centrifugal blower with cast aluminum housing for superior heat dissipation
- Rotor: Balanced laminated electrical steel with heavy insulated copper windings and amortisseur windings for improved power quality
- Stator: Laminated electrical steel with heavy insulated copper wire windings
- Compliance: Meets ANSI/RVIA-EGS-1-1998 and CSA TIL RV-06 requirements
Operating Range
- Minimum Temperature: 0°F (-18°C)
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Maximum Temperature: 120°F (49°C)
Note: Performance depends on LP tank capacity, surface area, and butane content
Premium Features
✓ Microprocessor Control – Advanced diagnostics monitor performance and alert you to potential issues before they become problems
✓ Sealed Connectors – Weather-resistant connections stand up to road vibration, dust, and moisture
✓ Full Housing Protection – Enclosed muffler and complete housing shield critical components from the elements
✓ OHV Engine Technology – Modern overhead valve design delivers better fuel efficiency and eliminates maintenance headaches
✓ National Park Approved – Certified quiet enough for use in national parks and campgrounds with strict noise regulations
Ready to Ship
In Stock Now – Don't wait to power your next adventure. Call Buckeye Power Systems today for a personalized shipping quote and expert installation guidance.
For over eight decades, Cummins Onan has been the trusted name in RV power generation. When you choose the QG3600, you're choosing proven reliability, exceptional support, and the freedom to travel anywhere with confidence.
Questions? Our power experts are standing by to help you select the perfect generator for your RV.