Portable generator

Champion 4500W Dual Fuel Inverter with CO Shield (201531)

Every figure below comes from Champion’s own published materials, linked beside it. We do not test products or estimate runtimes.

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Published specifications

Specification	Value	Source	Status
Running watts, gasoline	3,250 W	Champion 4500W Dual Fuel Inverter with CO Shield, model 201531 (product page) Checked 2026-10-04	Verified
Running watts, propane	2,925 W	Champion 4500W Dual Fuel Inverter with CO Shield, model 201531 (product page) Checked 2026-10-04	Verified
Starting watts, gasoline	4,500 W	Champion 4500W Dual Fuel Inverter with CO Shield, model 201531 (product page) Checked 2026-10-04	Verified
Starting watts, propane	4,500 W	Champion 4500W Dual Fuel Inverter with CO Shield, model 201531 (product page) Checked 2026-10-04	Verified
Inverter generator	Yes	Champion 4500W Dual Fuel Inverter with CO Shield, model 201531 (product page) Checked 2026-10-04	Verified
CO safety standard stated	ANSI/PGMA G300-2023	Champion 4500W Dual Fuel Inverter with CO Shield, model 201531 (product page) Checked 2026-10-04	Verified
CO safety feature	CO Shield automatic shutoff	Champion 4500W Dual Fuel Inverter with CO Shield, model 201531 (product page) Checked 2026-10-04	Verified
Noise (manufacturer)	64 dB(A) at 23 ft	Champion 4500W Dual Fuel Inverter with CO Shield, model 201531 (product page) Checked 2026-10-04	Verified
Runtime (manufacturer figures)	Gasoline 10 h, propane 25 h at 25% load (manufacturer figures)	Champion 4500W Dual Fuel Inverter with CO Shield, model 201531 (product page) Checked 2026-10-04	Verified
Outlets	One 120V 20A duplex (5-20R), one 120V RV outlet (TT-30R), one 12V outlet	Champion 4500W Dual Fuel Inverter with CO Shield, model 201531 (product page) Checked 2026-10-04	Verified
Weight	51.8 lb	Champion 4500W Dual Fuel Inverter with CO Shield, model 201531 (product page) Checked 2026-10-04	Verified

“Derived” means we calculated the figure from other published values, as explained in the row. “Not published” means we could not find it in the manufacturer’s materials, so the planner does not rely on it. Spotted something wrong? Tell us.

Run generators only outdoors, at least 20 feet from your home, with exhaust pointed away from doors, windows and vents (CPSC). Generator safety