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Catalog · Generac

Generac · portable · conventional

GP18000EFI

Generac spec sheet: 18,000 W running, 22,500 W starting, 120/240 V, 75 A at 240 V, 816 cc electronic fuel injection, 14.2 gal, 9 hr at half load, 442.8 lb, electric start, COsense. A 14-50 receptacle is on the panel. Model 8917-0 is the 50-state unit. Model 7706-0 is 49-state. The battery charges while the engine is running.

Largest current Generac portable

Running
18,000 W
Peak
22,500 W
Noise
—
Weight
442.8 lb

Specifications

FuelGas
Voltage120/240V
Gasoline running / peak18,000 W / 22,500 W
Engine816 cc OHVI, EFI
Displacement816 cc
Tank14.2 gal
Runtime9 hr
Runtime note9 hr at 50% load
StartElectric
CO sensorYes
THDTruePower
Price$4,399
Price noteMSRP starting at $4,399 on Generac.com for the 50-state unit
SourceGenerac GP18000EFI product page and spec sheet

Manuals and parts

The linked spec sheet is the Generac file for this model. A full English operator manual is issued by serial number on Generac's lookup page.