Cummins Onan P4500i 3700W/4500W Inverter Generator | Remote Start | EPA Approved
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The Cummins Onan P4500i Inverter Generator delivers dependable, quiet portable power for RVs, camping, events, and light jobsite use. Producing up to 4,500 watts of peak power, this gasoline-powered inverter generator is built to handle modern electronics while maintaining stable, clean output.
Designed with double-insulated construction, the P4500i operates at noise levels as low as 52 dBA, making it a neighbor-friendly option for campgrounds and residential environments. Starting is effortless thanks to the included remote start, onboard push-button control, and pull-cord backup, giving you flexibility in any situation.
A 3.4-gallon fuel tank provides up to 18 hours of runtime at 25% load, while the integrated LED display keeps critical information—such as fuel level, power output, voltage, remaining runtime, and lifetime hours—clearly visible. Despite its robust output, the generator remains highly portable at just under 100 pounds, with built-in wheels and a telescoping handle for easy transport.
EPA compliant, the P4500i is engineered for reliable performance where portable, temporary power is needed—without sacrificing comfort, quiet operation, or convenience.
Due to local regulations, this product not CARB-compliant and cannot be shipped to California.

Experience peace and power with the Onan P4500i's quiet operation. At just 52 decibels, it's still going to make some noise, but it's also the quietest generator on the market for camping, RVing, or using as a backup power source at home.
Convenience at your fingertips with the P4500i's remote start feature. Power up your generator from up to 99 feet away, perfect for RV owners and outdoor enthusiasts seeking effortless energy management.
Enjoy uninterrupted power with the P4500i's impressive 18-hour run time at 25% load. This fuel-efficient inverter generator keeps your appliances and devices running longer, ideal for camping trips and emergency backup power.
Take your power anywhere with the Cummins Onan P4500i's portable design. Featuring a telescoping handle and wheels, this 98-pound generator offers maximum mobility for outdoor adventures and job site applications.
From RV-ready outlets to USB ports, the P4500i provides versatile power solutions. Charge sensitive electronics, power your RV, or parallel with another unit for increased output, making it the ultimate choice for diverse energy needs.
Cummins provides a 3-year warranty policy, ensuring the absence of defects in materials, workmanship, and performance during the warranty period.
| AC Frequency | 60 Hz |
| AC Voltage | 120 Volts |
| Assembled Height | 20.5 in | 520 mm |
| Assembled Length | 24.5 in | 622 mm |
| Assembled Width | 18.25 in | 463 mm |
| Battery Included | Yes |
| Carton Height | 21 in | 533 mm |
| Carton Width | 19.5 in | 495 mm |
| Carton Length | 30.3 in | 768 mm |
| Choke Type | Automatic |
| DC Voltage | 5 Volts |
| Dry Unit Weight | 98 lbs | 44 kg |
| Economy Mode Switch | Yes |
| Engine Horsepower | 7.3 HP |
| Engine RPM Max | 3600 |
| Gasoline Peak Watts | 4500 |
| Gasoline Running Amps | 3700 |
| GFCI Outlets | No |
| Handle Style | Telescoping Handle |
| Overload Protection | Yes |
| Parallel Capable | Yes |
| Peak Amps at 120V | 7.5 amps |
| Remote Start Distance | 99 ft | 30 meters |
| Running Amps at 120V | 0.8 amps |
| Run Time at %25 Load | 18 hrs |
| Run Time at %50 Load | 15 hrs |
| Battery Charger Included | Yes |