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Mitsubishi 40REOZT Generator Set

The Mitsubishi 40REOZT is a 41 kW (51 kVA) Diesel standby generator set powered by a Mitsubishi S4S-Y3DT61SD engine. It operates at 60 Hz. It holds about 10 L (2.6 gal) of oil and 9.5 L (2.5 gal) of coolant. The same S4S-Y3DT61SD engine also powers generator sets from Kohler.

41 kW
Standby
3.3 L
Displacement
10.0 L
Oil capacity
1
Document types

Specifications

FuelDiesel
Frequency60.0 Hz
Standby power41 kW
Standby kVA51
Prime power37 kW
ControllerDecision-Maker 1000
Oil capacity10.0 L
AlternatorLeroy-Somer LSA432S25

Engine

Mitsubishi S4S-Y3DT61SD
Oil capacity10.0 L
Coolant capacity9.5 L
Displacement3.3 L
AspirationTurbocharged
Rated speed1800 rpm

Maintenance & consumables

for the Mitsubishi S4S-Y3DT61SD
ItemSpecCapacityPart #Interval
Air filter30801032301 Amazon eBay $159.00 PartsGeek
Fuel filter330170364 Amazon eBay $593.87 PartsGeek
Oil filter330171693 Amazon eBay $593.87 PartsGeek
BeltFan belt330171694 Amazon eBay $593.87 PartsGeek
CoolantGENCOOL9.5 L330910098 Amazon eBay PartsGeek
OilGENLUB TDX10.0 L330910115 Amazon eBay PartsGeek

Common questions

What is the power rating of the Mitsubishi 40REOZT?

The Mitsubishi 40REOZT is rated 41 kW standby (51.0 kVA).

What engine does the Mitsubishi 40REOZT use?

The Mitsubishi 40REOZT is powered by the Mitsubishi S4S-Y3DT61SD engine.

What fuel does the Mitsubishi 40REOZT use?

The Mitsubishi 40REOZT runs on Diesel.

What is the oil capacity of the Mitsubishi 40REOZT?

The Mitsubishi S4S-Y3DT61SD engine in the Mitsubishi 40REOZT has an oil capacity of 10.0 liters.

What alternator does the Mitsubishi 40REOZT use?

The Mitsubishi 40REOZT uses a Leroy-Somer LSA432S25 alternator.

Fuel consumption

RatingLoadL/hgal/h
Prime50%6.1
Prime75%8.9
Prime100%12.2
Standby110%13.1

Available documents

Owner's manual — TP6684 (Mitsubishi)

Other sets with this engine