HomeGeneracGenerac SG500 | 25.8L | 500 kW

Generac SG500 | 25.8L | 500 kW Generator Set

The Generac SG500 | 25.8L | 500 kW is a 500 kW (625 kVA) Natural Gas standby generator set powered by a Generac V12 engine. It is available at 120/208 V, 120/240 V, 277/480 V and 346/600 V, Three-Phase-phase, 60 Hz and rated 1737 A. It holds about 90 L (23.8 gal) of oil and 93 L (24.6 gal) of coolant, with a maximum ambient rating of 50 °C. The set measures 3922×1791×1902 mm (154.4×70.5×74.9 in) and weighs about 4257 kg (9385 lb).

500 kW
Standby
21.9 L
Displacement
90.0 L
Oil capacity
1
Document types

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Specifications

FuelNatural Gas
Frequency60.0 Hz
Standby power500 kW
Standby kVA625
Prime power450 kW
ControllerPower Zone Pro Sync
Oil capacity90.0 L
AlternatorGenerac K0500124Y23
Voltage options120/208 V, 120/240 V, 277/480 V, 346/600 V
PhaseThree-Phase
Rated current[1737, 1563, 1505, 1355, 753, 677, 602, 542] A
Power factor0.8
Battery voltage[24] V
Coolant capacity93 L
Max ambient50 °C
Dimensions (L×W×H)3922×1791×1902 mm
Dry weight4257 kg

Engine

Generac V12
Oil capacity30.0 L
Coolant capacity87.0 L
Displacement21.9 L
AspirationTubocharged/Aftercooled
Rated speed1800 rpm

Common questions

What is the power rating of the Generac SG500 | 25.8L | 500 kW?

The Generac SG500 | 25.8L | 500 kW is rated 500 kW standby (625.0 kVA).

What engine does the Generac SG500 | 25.8L | 500 kW use?

The Generac SG500 | 25.8L | 500 kW is powered by the Generac V12 engine.

What fuel does the Generac SG500 | 25.8L | 500 kW use?

The Generac SG500 | 25.8L | 500 kW runs on Natural Gas.

What is the oil capacity of the Generac SG500 | 25.8L | 500 kW?

The Generac V12 engine in the Generac SG500 | 25.8L | 500 kW has an oil capacity of 30.0 liters.

What alternator does the Generac SG500 | 25.8L | 500 kW use?

The Generac SG500 | 25.8L | 500 kW uses a Generac K0500124Y23 alternator.

Fuel consumption

RatingLoadL/hgal/h
Standby25%2550.072.0
Standby50%3624.0103.0
Standby75%4770.0135.0
Standby100%5862.0166.0

Available documents

Spec sheet — sg500-500kw-industrial-gaseous-generator-specsheet (Generac)