HomeGeneracGenerac SD500

Generac SD500 Generator Set

The Generac SD500 is a 500 kW (625 kVA) Diesel standby generator set powered by a Daewoo p222LE engine. It is available at 120/208 V, 120/240 V, 277/480 V and 346/600 V, 3-phase, 60 Hz and rated 1737 A. It holds about 27 L (7.1 gal) of oil and 49 L (12.9 gal) of coolant, with a maximum ambient rating of 40 °C. Starting uses 2 group-8 batteries rated 1155 CCA at 12 V. The set measures 3923×1803×1702 mm (154.4×71.0×67.0 in), weighs about 3095.7 kg (6825 lb) and produces 87 dBA at 7 m. The same p222LE engine also powers generator sets from Daewoo.

500 kW
Standby
22.0 L
Displacement
27.0 L
Oil capacity
3
Document types

How to read your Generac serial & model number →

Specifications

FuelDiesel
Frequency60.0 Hz
Standby power500 kW
Standby kVA625
Prime power450 kW
EmissionsEPA Certified Stationary Emergency
ControllerDigital G-100, PowerManager Digital Platform, Programmable
Oil capacity27.0 L
AlternatorK0500124Y23 (4-pole, Class H insulation)
Voltage options120/208 V, 120/240 V, 277/480 V, 346/600 V
Phase3
Rated current1737 A
Power factor0.8
Battery group8D
Battery cranking1155 CCA
Battery voltage12VDC V
Battery quantity2
Coolant capacity49 L
Max ambient40 °C
Dimensions (L×W×H)3923×1803×1702 mm
Dry weight4799 kg
Wet weight3218 kg
Sound level87.0 dBA @ 7 m

Engine

Daewoo p222LE
Oil capacity42.0 L
Coolant capacity36.0 L
Displacement22.0 L
AspirationTurbocharged/Aftercooled
Rated speed1800 rpm

Common questions

What is the power rating of the Generac SD500?

The Generac SD500 is rated 500 kW standby (625.0 kVA).

What engine does the Generac SD500 use?

The Generac SD500 is powered by the Daewoo p222LE engine.

What fuel does the Generac SD500 use?

The Generac SD500 runs on Diesel.

What is the oil capacity of the Generac SD500?

The Daewoo p222LE engine in the Generac SD500 has an oil capacity of 42.0 liters.

What alternator does the Generac SD500 use?

The Generac SD500 uses a K0500124Y23 alternator. It has 4 poles. Insulation class H.

Parts

25model family
Part #DescriptionQtySystem
A4722Service part / kit PartsGeek atldiesel $327.93
A5798Service part / kit PartsGeek
A5799Service part / kit PartsGeek
A6398Service part / kit PartsGeek atldiesel $30.43
A7169Service part / kit PartsGeek
A7296Service part / kit PartsGeek
A8506Service part / kit PartsGeek
A8507Service part / kit PartsGeek
A8508Service part / kit PartsGeek
A8509Service part / kit PartsGeek FridayParts $170.38
A8510Service part / kit PartsGeek
A8511Service part / kit PartsGeek
A8513Service part / kit PartsGeek
A8797Service part / kit PartsGeek
C1375Service part / kit PartsGeek
C1376Service part / kit PartsGeek
C2096Service part / kit PartsGeek
C2097Service part / kit PartsGeek
C2349Service part / kit PartsGeek
C2350Service part / kit PartsGeek
C2455Service part / kit PartsGeek
C3115Service part / kit PartsGeek
C3116Service part / kit PartsGeek
C3256Service part / kit PartsGeek
C3257Service part / kit PartsGeek kuduparts $269.99

Compiled from this model's family documentation — may include parts for closely-related variants. Confirm the exact part for your serial number. See the full parts catalog to search and cross-reference.

Fuel consumption

RatingLoadL/hgal/h
Prime25%27.07.1
Prime50%50.013.2
Prime75%81.521.5
Prime100%110.229.1
Standby25%39.710.5
Standby50%73.819.5
Standby75%89.723.7
Standby100%118.131.2

Available documents

Brochure — 0166950SBY (Generac)Spec sheet — 0165280SBY (Generac)Spec sheet — 0165890SBY (Generac)Spec sheet — 0169350SBY (Generac)Spec sheet — 0173620SBY (Generac)Spec sheet — 0184660SBY (Generac)Spec sheet — 0197160SBY SD500 15-2L Perkins (Generac)Spec sheet — 0197160sby-b-sd500-15-2l-perkins (Generac)Spec sheet — Generac 500kW SD500 Diesel Generator MPS 15.2L (Generac)Spec sheet — sd500-500kw-diesel-generator-mps-specsheet (Generac)Service manual — Generac wiring and everything else (Generac)

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