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SDMO K20 Generator Set

The SDMO K20 is a 25.8 kW standby generator set powered by a Kohler KDI 1903M engine. It is available at 480/277 V, 220/127 V and 208/120 V, Three phase-phase and 60 Hz. It holds about 8.9 L (2.4 gal) of oil and 6.8 L (1.8 gal) of coolant. The set measures 1410×720×1080 mm (55.5×28.3×42.5 in) and weighs about 490 kg (1080 lb). An integrated tank holds 50 L (13.2 gal). The same KDI 1903M engine also powers generator sets from KDI and Kohler.

25 kW
Standby
1.861 L
Displacement
8.9 L
Oil capacity
1
Document types

Specifications

Frequency60.0 Hz
Standby power25 kW
ControllerAPM303, Telys
Oil capacity8.9 L
AlternatorAT00404T
Voltage options480/277 V, 220/127 V, 208/120 V
PhaseThree phase
Power factor0.8
Coolant capacity6.8 L
Dimensions (L×W×H)1410×720×1080 mm
Dry weight490 kg
Fuel tank50.0 L

Engine

Kohler KDI 1903M
Oil capacity8.9 L
Coolant capacity10.5 L
Displacement1.861 L
AspirationNatural
Rated speed1800 rpm

Maintenance & consumables

for the Kohler KDI 1903M
ItemSpecCapacityPart #Interval
Air filter find
Fuel filter500 hr find
Oil filter×1500 hr find
Belt2000 hr find
Coolant500.0 l
Oil500.0 l500 hr

Common questions

What is the power rating of the SDMO K20?

The SDMO K20 is rated 25 kW standby.

What engine does the SDMO K20 use?

The SDMO K20 is powered by the Kohler KDI 1903M engine.

What is the oil capacity of the SDMO K20?

The Kohler KDI 1903M engine in the SDMO K20 has an oil capacity of 8.9 liters.

What alternator does the SDMO K20 use?

The SDMO K20 uses a AT00404T alternator.

Parts

1
Part #DescriptionQtySystem
ED0082051360-SCOV.HEAD GASK.-OR SET 1903 M1Gasket PartsGeek

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
Prime
Standby

Available documents

Spec sheet — K20U