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Kohler 40REOZT Generator Set

The Kohler 40REOZT is a 42 kW (53 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 Mitsubishi.

42 kW
Standby
3.3 L
Displacement
10.0 L
Oil capacity
3
Document types

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Specifications

FuelDiesel
Frequency60.0 Hz
Standby power42 kW
Standby kVA53
Prime power38 kW
ControllerDecision-Maker 1000
Oil capacity10.0 L

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
Fuel filter330170364 Amazon eBay $593.87
Oil filter330171693 Amazon eBay $593.87
BeltFan belt330171694 Amazon eBay $593.87
CoolantGENCOOL9.5 L330910098 Amazon eBay
OilGENLUB TDX10.0 L330910115 Amazon eBay

Common questions

What is the power rating of the Kohler 40REOZT?

The Kohler 40REOZT is rated 42 kW standby (53.0 kVA).

What engine does the Kohler 40REOZT use?

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

What fuel does the Kohler 40REOZT use?

The Kohler 40REOZT runs on Diesel.

What is the oil capacity of the Kohler 40REOZT?

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

Fuel consumption

RatingLoadL/hgal/h
Prime50%6.11.6
Prime75%8.92.4
Prime100%12.23.2

Available documents

BrochureSpec sheetWiring diagram