HomeGeneracGenerac SG80

Generac SG80 Generator Set

The Generac SG80 is a 80 kW (80 kVA) Natural Gas or L.P. Vapor standby generator set powered by a Generac 8.1 GN engine. It is available at 120/240 V, 120/208 V and 277/480 V, 3-phase, 60 Hz and rated 333.3 A. It holds about 8 L (2.1 gal) of oil and 11.7 L (3.1 gal) of coolant, with a maximum ambient rating of 75 °C. Starting uses 1 group-1 battery at 12 V.

80 kW
Standby
8.1 L
Displacement
8.0 L
Oil capacity
1
Document types

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Specifications

FuelNatural Gas or L.P. Vapor
Frequency60.0 Hz
Standby power80 kW
Standby kVA80
Prime power65 kW
Oil capacity8.0 L
AlternatorGenerac 8.1 GN
Voltage options120/240 V, 120/208 V, 277/480 V
Phase3-phase
Rated current333.3 A
Power factor0.8
Circuit breaker333.3 A
Battery group1
Battery voltage12 V
Battery quantity1
Coolant capacity11.7 L
Max ambient75 °C

Engine

Generac 8.1 GN
Oil capacity8.0 L
Coolant capacity24.2 L
Displacement8.1 L
AspirationNaturally Aspirated

Common questions

What is the power rating of the Generac SG80?

The Generac SG80 is rated 80 kW standby (80.0 kVA).

What engine does the Generac SG80 use?

The Generac SG80 is powered by the Generac 8.1 GN engine.

What fuel does the Generac SG80 use?

The Generac SG80 runs on Natural Gas or L.P. Vapor.

What is the oil capacity of the Generac SG80?

The Generac 8.1 GN engine in the Generac SG80 has an oil capacity of 8.0 liters.

What alternator does the Generac SG80 use?

The Generac SG80 uses a Generac 8.1 GN alternator.

Fuel consumption

RatingLoadL/hgal/h
Prime100%11.4403.0
Standby100%14.1496.0

Available documents

Parts manual — 0166880SBY (Generac)

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