Champion 4500-Watt Dual Fuel Inverter
Generator. Specs from the manufacturer page (checked ).

The Champion 4500-Watt Dual Fuel Open Frame Inverter Generator is a portable inverter generator that runs on gasoline or propane, with 3650 running watts and 4500 starting watts on gasoline. It has a 4.02-gallon gasoline tank and runs up to 22 hours at 25% load on gasoline, with a noise level of 64 dB(A). The page lists camping, tailgating, RV use, and home backup as uses.
Key features
- Dual fuel: runs on gasoline or propane (LPG)
- Gasoline: 3650 running watts, 4500 starting watts, 22 h run time at 25% load with a 4.02-gal tank
- Propane: 3285 running watts, 4500 starting watts, 21 h run time at 25% load with a 20-lb tank; 6-ft propane hose with built-in regulator included
- Electric start with battery included, 224cc 4-stroke Champion engine
- Covered outlets: 120V 30A RV (TT-30R), 120V 20A duplex (5-20R), and 12V 8A regulated automotive-style outlet
- Intelligauge with Power Meter shows voltage, frequency, and operating hours
- CO Shield carbon monoxide system automatically shuts off the engine if unsafe CO levels are detected
- Economy Mode adjusts engine speed to power consumption; Parallel Kit sold separately
What it is for
- camping
- RV use
- tailgating
- home backup
Specifications
| Running watts | 3650 W |
|---|---|
| Peak / surge | 4500 W |
| Expandable | Yes |
| Fuel | dual-fuel |
| Tank | 15.2 L (4.0 gal) |
| Noise | 64 dB |
| CO shutoff | Yes |
| AC output voltage | 120V |
| Weight | 42 kg (92.6 lb) |
| Dimensions | 53.1 × 46.5 × 49.3 cm (20.9 × 18.3 × 19.4 in) |
| Warranty | 3 years |
From the Champion page. Values the manufacturer does not publish are left out.
What is in the box
- Engine Oil
- Oil Funnel
- USB Adapter
- Propane (LPG) Hose
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Connection and wiring
Follow the diagrams in the Champion manual. Connecting to a home panel needs a transfer switch or interlock and a licensed electrician.
Error codes and troubleshooting
| Code | Meaning | What to do | Manual page |
|---|---|---|---|
| Low Oil Warning Indicator Light | When this light is ON, the engine will shut down and will not run because the oil level is low. | Check the oil level. Fill the crankcase to the proper level and place the generator on a flat, level surface. | 17 |
| AC Overload | Indicates an AC overload fault. The Overload Reset button shows red when AC receptacles have been de-energized after an overload. | Reduce the AC load, then press the Overload Reset Button until it is illuminated green. Review the load and adjust it as described in Connecting Electrical Loads. | 38 |
From the Champion manual. All 2 4500-Watt Dual Fuel Inverter codes →
FAQ
Can the Champion 4500-Watt Dual Fuel Inverter start a sump pump or well pump?
Starting surge matters more than running watts: this unit is rated 4500 W peak. That covers a typical 1/2 HP sump pump (about 2150 W to start). Use the calculator with your exact pump.