HomeSDMOSDMO T20UC

SDMO T20UC Generator Set

The SDMO T20UC is a 20 kW (25 kVA) Diesel standby generator set powered by a Mitsubishi S4Q2.Y262SD engine. It is available at 480/277 V, 440/254 V, 240/120 V, 230/115 V, 220/127 V and 208/120 V, 3-phase, 60 Hz and rated 30 A. It holds about 6.5 L (1.7 gal) of oil and 8.1 L (2.1 gal) of coolant, with a maximum ambient rating of 50 °C. The set measures 1700×896×1121 mm (66.9×35.3×44.1 in), weighs about 560 kg (1235 lb) and produces 67 dBA at 7 m.

20 kW
Standby
2.5 L
Displacement
6.5 L
Oil capacity
1
Document types

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Typical fuel consumption for 20–25 kW Diesel generators →

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Service parts for the T20UC

Grouped by system, with how many of each the parts manual calls for.

Oil system

1 required

Prices captured from merchant listings; some links are affiliate links. Confirm against your serial number before ordering.

Specifications

FuelDiesel
Frequency60.0 Hz
Standby power20 kW
Standby kVA25
Prime power18 kW
ControllerNexys
Oil capacity6.5 L
AlternatorMecc Alte ECO 28 1L/4
Voltage options480/277 V, 440/254 V, 240/120 V, 230/115 V, 220/127 V, 208/120 V
Phase3
Rated current30 A
Power factor0.8
Circuit breaker33 A
Battery voltage12 V
Battery quantity1
Coolant capacity8.1 L
Max ambient50 °C
Dimensions (L×W×H)1700×896×1121 mm
Dry weight560 kg
Sound level67.0 dBA @ 7 m

Engine

Mitsubishi S4Q2.Y262SD
Oil capacity6.5 L
Coolant capacity5.5 L
Displacement2.5 L
AspirationAthmo
Rated speed1800 rpm

Maintenance & consumables

for the Mitsubishi S4Q2.Y262SD
ItemSpecCapacityPart #Interval
Oil filterOil Pressure low idleMD162326M Amazon eBay $28.08

Common questions

What is the power rating of the SDMO T20UC?

The SDMO T20UC is rated 20 kW standby (25.0 kVA).

What engine does the SDMO T20UC use?

The SDMO T20UC is powered by the Mitsubishi S4Q2.Y262SD engine.

What fuel does the SDMO T20UC use?

The SDMO T20UC runs on Diesel.

What is the oil capacity of the SDMO T20UC?

The Mitsubishi S4Q2.Y262SD engine in the SDMO T20UC has an oil capacity of 6.5 liters.

What alternator comes on the SDMO T20UC?

The SDMO T20UC uses a Mecc Alte ECO 28 1L/4 alternator.

What oil filter does the SDMO T20UC use?

The SDMO T20UC uses oil filter part number MD162326M.

Fuel consumption

RatingLoadL/hgal/h
Prime4.11.1
Prime50%36.09.5
Prime75%5.61.5
Prime100%7.42.0
Standby110%8.12.1

Available documents

Spec sheet — T20UC (SDMO)
Full service, cheapest listings

Priced items from this model's own parts manual.

Oil filter MD162326M$28.08
1 priced item$28.08
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