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Kohler 1000REOZMD Generator Set

The Kohler 1000REOZMD is a 1010 kW (1263 kVA) Diesel standby generator set powered by a Mitsubishi S12H-Y2PTAW-1 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 200 L (52.8 gal) of oil and 288 L (76.1 gal) of coolant, with a maximum ambient rating of 40 °C. Starting uses 2 batteries rated 1150 CCA at 12 V. The set measures 5106×1931×2571 mm (201.0×76.0×101.2 in). The same S12H-Y2PTAW-1 engine also powers generator sets from Generac, Rudox Power Generation and Simson-Maxwell.

1010 kW
Standby
37.11 L
Displacement
200.0 L
Oil capacity
3
Document types

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Specifications

FuelDiesel
Frequency60.0 Hz
Standby power1010 kW
Standby kVA1263
Prime power920 kW
EmissionsTier 2 EPA-Certified for Stationary Emergency Applications
Oil capacity200.0 L
Alternator5M4044
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 capacity288 L
Max ambient40 °C
Dimensions (L×W×H)5106×1931×2571 mm

Engine

Mitsubishi S12H-Y2PTAW-1
Oil capacity200.0 L
Coolant capacity288.0 L
Displacement37.11 L
AspirationTurbocharged
Rated speed1800 rpm

Maintenance & consumables

for the Mitsubishi S12H-Y2PTAW-1
ItemSpecCapacityPart #Interval
Air filter find
Fuel filter×4 find
Oil filterCartridge×5GM13942 Amazon eBay $25.00 PartsGeek
Belt find
CoolantDemineralized water or distilled water, 40-60% anti-freeze based on a theoretical temperature that is 9-18°F (5-10°C) below the lowest temperature expected in the area
Oil200.030 hr

Common questions

What is the power rating of the Kohler 1000REOZMD?

The Kohler 1000REOZMD is rated 1010 kW standby (1263.0 kVA).

What engine does the Kohler 1000REOZMD use?

The Kohler 1000REOZMD is powered by the Mitsubishi S12H-Y2PTAW-1 engine.

What fuel does the Kohler 1000REOZMD use?

The Kohler 1000REOZMD runs on Diesel.

What is the oil capacity of the Kohler 1000REOZMD?

The Mitsubishi S12H-Y2PTAW-1 engine in the Kohler 1000REOZMD has an oil capacity of 200.0 liters.

What alternator does the Kohler 1000REOZMD use?

The Kohler 1000REOZMD uses a 5M4044 alternator.

Parts

15
Part #DescriptionQtySystem
01865Fuel/Water Filtering SystemFuel filter PartsGeek
18650Oil filter PartsGeek
01858Engine Oil RecommendationsService part / kit PartsGeek
01859Serial Number LocationsService part / kit PartsGeek
01860GFCI Receptacle and Interior Light TimerService part / kit PartsGeek
01861Component Locations - Left SideService part / kit PartsGeek
01862Component Locations - Right SideService part / kit PartsGeek
01863Control PanelService part / kit PartsGeek
01864Digital ControllerService part / kit PartsGeek
01866Parallel Setup and OperationService part / kit PartsGeek
01867Generator Output ConnectionsService part / kit PartsGeek
01868Voltage RegulatorService part / kit PartsGeek
01870A299X- 68-03 fos! 104 F1035-12045 25-01 | 29 5 | F1805-10020 68-01 fo5 19Service part / kit PartsGeek
01871Maintenance schedule and basic maintenance tasks for MCG1000MT2Service part / kit PartsGeek
01873Maintenance schedule and extended maintenance tasks for MCG1000MT2Service 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%76.020.2
Prime50%136.036.0
Prime75%207.054.6
Prime100%266.070.2
Standby25%81.021.5
Standby50%151.039.8
Standby75%226.059.7
Standby100%284.075.0

Available documents

Brochure (Kohler)Brochure — G6-39 0918AZ (Kohler)Spec sheet (Kohler)Spec sheet — Kohler-1000REOZMD (Kohler)Wiring diagram — tp6813 (Kohler)