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Kohler KD1250 Generator Set

The Kohler KD1250 is a 1250 kW (1562 kVA) Diesel standby generator set powered by a Kohler KD36V16 engine. It is available at 230/400 V, 240/416 V, 277/480 V, 220/380 V, 347/600 V and 2400/4160 V, 3-phase and 60 Hz. It holds about 152 L (40.2 gal) of oil and 265 L (70.0 gal) of coolant, with a maximum ambient rating of 50 °C. Starting uses 4 batteries rated 1110 CCA at 12 V. The set measures 5179×2452×2480 mm (203.9×96.5×97.6 in), weighs about 11914 kg (26266 lb) and produces 97 dBA at 7 m. An integrated tank holds 5863 L (1548.8 gal).

1250 kW
Standby
35.956 L
Displacement
152.0 L
Oil capacity
8
Document types

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Specifications

FuelDiesel
Frequency60.0 Hz
Standby power1250 kW
Standby kVA1562
Prime power1000 kW
EmissionsEPA-certified
ControllerAPM403, APM603, APM802, M80-D
Oil capacity152.0 L
Voltage options230/400 V, 240/416 V, 277/480 V, 220/380 V, 347/600 V, 2400/4160 V
Phase3
Power factor0.8
Battery cranking1110 CCA
Battery voltage12 V
Battery quantity4
Coolant capacity265 L
Max ambient50 °C
Dimensions (L×W×H)5179×2452×2480 mm
Dry weight10056 kg
Sound level97.0 dBA @ 7 m
Fuel tank5863.0 L

Engine

Kohler KD36V16
Oil capacity135.0 L
Coolant capacity235.0 L
Displacement35.956 L
AspirationTurbocharged, Intercooled
Rated speed1500 rpm

Maintenance & consumables

for the Kohler KD36V16
ItemSpecCapacityPart #Interval
Air filter10801001001 Amazon eBay $94.23
Fuel filterPrimary Engine Filter×1330510016 Amazon eBay $55.00
Fuel filterSecondary230510004 Amazon eBay $40.00
Oil filter×4230510001 Amazon eBay $48.00
Belt find
Coolant124.0 L
Oil152.0 L

Common questions

What is the power rating of the Kohler KD1250?

The Kohler KD1250 is rated 1250 kW standby (1562.0 kVA).

What engine does the Kohler KD1250 use?

The Kohler KD1250 is powered by the Kohler KD36V16 engine.

What fuel does the Kohler KD1250 use?

The Kohler KD1250 runs on Diesel.

What is the oil capacity of the Kohler KD1250?

The Kohler KD36V16 engine in the Kohler KD1250 has an oil capacity of 135.0 liters.

Parts

18
Part #DescriptionQtySystem
230610191Cylinder head cover assembly1Service part / kit buy
230610556Cylinder head cover assembly2Service part / kit buy
230610589Cylinder head cover assembly2Service part / kit buy
300REZXD300 KW L.P./N.G. GENSET1Service part / kit buy
350EOZCS350 KW DIESEL COMMERCIAL MARINE GENSET1Service part / kit buy
350REOZJC350 KW DIESEL GENSET1Service part / kit buy
350REOZJD350 KW DIESEL GENSET1Service part / kit buy
350REZXD350 KW L.P./N.G. GENSET1Service part / kit buy
400REOZJC400 KW DIESEL GENSET1Service part / kit buy
400REOZJD400 KW DIESEL GENSET1Service part / kit buy
500EOZCS500 KW DIESEL COMMERCIAL MARINE GENSET1Service part / kit buy
500REOZJC500 KW DIESEL GENSET1Service part / kit buy
KD1250-41250 KW DIESEL TIER 4 GENSET1Service part / kit buy
KD1250A1250 kW Diesel Genset1Service part / kit buy
KG8080 kW L.P./N.G. Genset1Service part / kit buy
KG80R80 kW L.P./N.G. Genset1Service part / kit buy
PA-361625Exhaust Silencer, Critical2Service part / kit Amazon eBay
PA-361626Exhaust Silencer, Hospital2Service part / kit Amazon eBay

Service, wear & replacement parts referenced for this model and its engine — confirm the exact part for your serial number. See the full parts catalog to search and cross-reference.

Fuel consumption

RatingLoadL/hgal/h
Prime258.1
Prime25%88.023.2
Prime50%153.040.3
Prime75%224.059.3
Prime100%301.079.4
Standby237.0
Standby25%94.024.9
Standby50%167.044.1
Standby75%247.065.2
Standby100%334.088.2

Available documents

Brochurecase_studySpec sheetReferenceOwner's manualParts manualService manualWiring diagram

Other sets with this engine