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Portable generator

Champion 2500W Dual Fuel Inverter

The Champion 2500W Dual Fuel Inverter is an inverter generator rated 1,850 W running and 2,500 W starting on gasoline. It can run 28 of the 29 household loads we track. The manufacturer rates it at 11.5 hours on a 1.05 gal tank at 25% load, about 2.2 gallons a day at that load.

Check price on Champion Affiliate links: we may earn a commission, at no cost to you. Specs verified 2026-10-19.

Specs

TypeInverter (clean power for electronics)
Fuelgasoline/propane[source]Full model name on the official page: 2500W Dual Fuel Inverter (Model #201530). Spec table 'Fuel Type: Gasoline, Propane (LPG)'. Model 201530 chosen as the current non-CARB 2500W Dual Fuel Inverter with CO Shield; sibling pages 201323 (non-CARB) and 201122/201183 (CARB) also exist.
Running watts (gasoline)1,850 W[source]Gasoline Running Watts 1850W (spec table).
Starting watts (gasoline)2,500 W[source]Gasoline Starting Watts 2500W (spec table); propane starting also 2500W.
Running watts (propane)1,665 W[source]Propane Running Watts 1665W (spec table).
Fuel tank1.05 gal[source]Gasoline Capacity 1.05 gal. (spec table).
Runtime on a full tank11.5 h[source]Gasoline Run Time at 1/4 Load 11.5 h (spec table). Propane: 25 h at 1/4 load on a 20-lb tank. at 25% load
Noise53 dBA[source]53 dBA from 23 feet (7 m); load not stated on the page.
240 V outletNo[source]120 V only: (1) 120V 15.4A duplex (5-20R) plus parallel ports and 12V 8A automotive DC outlet.
CO shut-off sensorYes[source]CO Shield carbon monoxide auto shutoff.
Weight43.2 lb[source]Weight 43.2 lb (spec table).
List priceNot publishedchampionpowerequipment.com shows no price or MSRP (only 'Find Local' / 'Where to buy' retailer links), seen 2026-10-19; retailer prices not used.

Fuel cost: about $0.86 per kWh at the stated load (0.20 gal/kWh × $4.33/gal, the EIA US average). This applies at the stated load only.

What it can run

ApplianceRunning / startupRuns it?
Refrigerator 275 / 1000 W Yes
Chest freezer 300 / 750 W Yes
CPAP (no humidifier) 45 / 45 W Yes
CPAP with heated humidifier 90 / 90 W Yes
Sump pump (1/3 hp) 650 / 1300 W Yes
Sump pump (1/2 hp) 925 / 1725 W Yes
Gas furnace blower (1/2 hp) 550 / 1200 W Yes
Window AC (5,000 BTU) 347 / 1050 W Yes
Microwave 900 / 900 W Yes
Coffee maker 1200 / 1200 W Yes
Laptop charger 60 / 60 W Yes
Phone charger 20 / 20 W Yes
Wi-Fi router / modem 15 / 15 W Yes
TV (LED, 32-55 inch) 68 / 68 W Yes
LED light bulb (each) 9 / 9 W Yes
Space heater 1500 / 1500 W Yes
Well pump (1/2 hp, 240 V) 875 / 1750 W No
Oxygen concentrator (home, 5 L/min) 350 / 350 W Yes
Starlink (Standard kit) 88 / 88 W Yes
Desktop PC + monitor 90 / 90 W Yes
Electric blanket (queen) 260 / 260 W Yes
Box fan (20 inch) 83 / 83 W Yes
Dehumidifier (35-50 pint) 487 / 487 W Yes
Portable air conditioner (8,000-10,000 BTU) 1210 / 2200 W Yes
Electric kettle 1500 / 1500 W Yes
Portable induction cooktop (single burner) 1800 / 1800 W Yes
Air fryer 1500 / 1500 W Yes
Mini fridge (compact, ~3 cu ft) 75 / 500 W Yes
Garage door opener 720 / 1420 W Yes

"Yes" means the running watts fit within 1,850 W and the startup surge within 2,500 W, and the load runs on 120 V. Unlike a battery, a generator runs as long as it has fuel, so there is no runtime per appliance; see fuel use above.