Champion 7500W Dual Fuel (100891) is a portable generator from Champion, rated 7,500 running watts with 9,375 starting watts on gasoline (6,750 W on propane), with 120/240V output.
General
Type
portable
Fuel
gasoline, propane
Power output
Running watts (gas / LP for standby)
7500 W
Starting watts (gas)
9375 W
Running watts (propane)
6750 W
Starting watts (propane)
8400 W
Performance
Runtime at 50% load (gas)
10 h
Fuel tank
7.7 gal
Electrical
Output voltage
120/240V
Features
Start type
electric
Engine
Engine displacement
439 cc
Physical
Weight
205 lb
Warranty
Warranty
3 yr
What the numbers mean
At 7,500 running watts
on its best fuel, this unit covers a partial-home setup through a 30 A transfer switch or interlock: refrigerator, furnace, a well or sump pump, and lights, with load management for anything bigger.
Runs on gasoline, propane — expect lower output on propane (roughly
10%) and natural gas (roughly 20%) than on gasoline; the spec table shows the
published per-fuel ratings.
Runtime: 10 h at 50% load on the 7.7-gallon tank
— roughly 16 h at 25% load (estimated)
.
Estimated fuel cost for 24 h at ~50% load: about $59 on gasoline at
national average prices (assumptions).
House hookup: pairs with a 50 A generator inlet (
14-50 / CS6365) and a transfer switch or interlock
installed by an electrician.
What can the Champion 7500W Dual Fuel (100891) run during an outage?
With 7,500 running watts on its best fuel, the Champion 7500W Dual Fuel (100891) covers a partial-home setup through a 30 A transfer switch or interlock: refrigerator, furnace, a well or sump pump, and lights, with load management for anything bigger. Add up your actual loads with a sizing worksheet — the bands here are rough guidance, not a load calculation.
How long does the Champion 7500W Dual Fuel (100891) run on a tank of gas?
About 10 hours at 50% load on its 7.7-gallon tank, per the manufacturer's rating. At a lighter 25% load, figure roughly 16 hours (estimated — fuel burn does not scale linearly with load).
What does the Champion 7500W Dual Fuel (100891) cost to run for a day?
Roughly $59 for 24 hours of continuous operation at about 50% load on gasoline, at national average fuel prices. The assumptions behind this estimate are documented on the methodology page; your fuel price and load change the figure.
What inlet does the Champion 7500W Dual Fuel (100891) need to power a house?
A 50 A generator inlet (a 14-50 or CS6365 connection) wired to a transfer switch or interlock kit — an electrician's job that normally requires a permit. Never backfeed through a dryer or wall outlet.
