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Kohler 800REOZM Generator Set

The Kohler 800REOZM is a 810 kW (1013 kVA) Diesel standby generator set powered by a Mitsubishi S12A2-Y2PTAW-2 engine. It is available at 240/416 V, 277/480 V, 220/380 V and 347/600 V, 3-phase and 60 Hz. It holds about 120 L (31.7 gal) of oil and 303 L (80.0 gal) of coolant, with a maximum ambient rating of 50 °C. Starting uses 2 batteries rated 1150 CCA at 12 V. The set measures 4968×1854×2419 mm (195.6×73.0×95.2 in). The same S12A2-Y2PTAW-2 engine also powers generator sets from AKSA, Generac, Rudox Power Generation and Simson-Maxwell.

810 kW
Standby
33.93 L
Displacement
120.0 L
Oil capacity
4
Document types

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Specifications

FuelDiesel
Frequency60.0 Hz
Standby power810 kW
Standby kVA1013
Prime power730 kW
EmissionsTier 2 EPA-Certified for Stationary Emergency Applications
Oil capacity120.0 L
Alternator5M4034
Voltage options240/416 V, 277/480 V, 220/380 V, 347/600 V
Phase3
Power factor0.8
Battery cranking1150 CCA
Battery voltage12 V
Battery quantity2
Coolant capacity303 L
Max ambient50 °C
Dimensions (L×W×H)4968×1854×2419 mm

Engine

Mitsubishi S12A2-Y2PTAW-2
Oil capacity120.0 L
Coolant capacity303.0 L
Displacement33.93 L
AspirationTurbocharged
Rated speed1800 rpm

Maintenance & consumables

for the Mitsubishi S12A2-Y2PTAW-2
ItemSpecCapacityPart #Interval
Air filterDry, Replaceable Cartridge find
Fuel filter×3 find
Fuel filterSecondaryGM13951 Amazon eBay $59.00 PartsGeek
Oil filter×3GM32057 Amazon eBay PartsGeek
Belt find
Coolant303.0 L
OilClass CD or CF oil (API service classification)120.0 L

Common questions

What is the power rating of the Kohler 800REOZM?

The Kohler 800REOZM is rated 810 kW standby (1013.0 kVA).

What engine does the Kohler 800REOZM use?

The Kohler 800REOZM is powered by the Mitsubishi S12A2-Y2PTAW-2 engine.

What fuel does the Kohler 800REOZM use?

The Kohler 800REOZM runs on Diesel.

What is the oil capacity of the Kohler 800REOZM?

The Mitsubishi S12A2-Y2PTAW-2 engine in the Kohler 800REOZM has an oil capacity of 120.0 liters.

What alternator does the Kohler 800REOZM use?

The Kohler 800REOZM uses a 5M4034 alternator.

Parts

1
Part #DescriptionQtySystem
057-263DSE7410 MKII & DSE7420 MKII Operator Manual1Service part / kit 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
Prime25%63.016.7
Prime50%108.428.6
Prime75%158.841.9
Prime100%222.158.7
Standby25%66.717.6
Standby50%118.631.3
Standby75%174.446.1
Standby100%255.167.4

Available documents

Brochure (Kohler)Brochure — G6-39 0918AZ (Kohler)Spec sheet (Kohler)Spec sheet — Kohler-800REOZMD (Kohler)Parts manual — pb136 (Kohler)Parts manual — tp6057 (Kohler)Wiring diagram — tp6289 (Kohler)Wiring diagram — tp6813 (Kohler)