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Kohler 300REOZJ Generator Set

The Kohler 300REOZJ is a 300 kW (375 kVA) Diesel standby generator set powered by a John Deere 6090HFG86 engine. It is available at 120/208 V, 127/220 V, 120/240 V, 139/240 V, 220/380 V, 240/416 V, 277/480 V and 347/600 V, 3-phase and 60 Hz. It holds about 33.4 L (8.8 gal) of oil and 36 L (9.5 gal) of coolant, with a maximum ambient rating of 50 °C. Starting uses 2 batteries rated 950 CCA at 12 V. The set measures 3100×1300×1689 mm (122.0×51.2×66.5 in) and weighs about 2449 kg (5399 lb). The same 6090HFG86 engine also powers generator sets from AKSA and MTU.

300 kW
Standby
9.0 L
Displacement
33.4 L
Oil capacity
6
Document types

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Specifications

FuelDiesel
Frequency60.0 Hz
Standby power300 kW
Standby kVA375
EmissionsTier 3
ControllerAPM402, Decision-Maker 3000, Decision-Maker 550
Oil capacity33.4 L
AlternatorKohler 4UA13
Voltage options120/208 V, 127/220 V, 120/240 V, 139/240 V, 220/380 V, 240/416 V, 277/480 V, 347/600 V
Phase3
Power factor0.8
Battery cranking950 CCA
Battery voltage12 V
Battery quantity2
Coolant capacity36 L
Max ambient50 °C
Dimensions (L×W×H)3100×1300×1689 mm
Dry weight2449 kg

Engine

John Deere 6090HFG86
Oil capacity31.0 L
Coolant capacity16.0 L
Displacement9.0 L
AspirationTurbocharged, Charge Air-Cooled
Rated speed1800 rpm

Maintenance & consumables

for the John Deere 6090HFG86
ItemSpecCapacityPart #Interval
Fuel filterSecondaryGM50263 Amazon eBay $99.99 PartsGeek
Oil filterGM48731 Amazon eBay $25.24 PartsGeek

Common questions

What is the power rating of the Kohler 300REOZJ?

The Kohler 300REOZJ is rated 300 kW standby (375.0 kVA).

What engine does the Kohler 300REOZJ use?

The Kohler 300REOZJ is powered by the John Deere 6090HFG86 engine.

What fuel does the Kohler 300REOZJ use?

The Kohler 300REOZJ runs on Diesel.

What is the oil capacity of the Kohler 300REOZJ?

The John Deere 6090HFG86 engine in the Kohler 300REOZJ has an oil capacity of 31.0 liters.

What alternator does the Kohler 300REOZJ use?

The Kohler 300REOZJ uses a Kohler 4UA13 alternator.

Fuel consumption

RatingLoadL/hgal/h
Standby25%26.37.0
Standby50%49.713.1
Standby75%67.717.9
Standby100%84.122.2

Available documents

Brochure (Kohler)Brochure — 40-300REOZJ G6099 (Kohler)Brochure — G6-39 0918AZ (Kohler)Brochure — GSA Product List (Kohler)Spec sheet — Kohler-300REOZJ-Spec-Sheet-Woodstock-Power-Co. (Kohler)Spec sheet — g5352 (Kohler)Reference — FinalGSAPriceListEffective 3-20-2023 (Kohler)Reference — GSAPriceList (Kohler)Reference — Reinstated Enclosures (Kohler)Service manual — tp6439 (Kohler)Service manual — tp7149 (Kohler)Wiring diagram — tp6798 (Kohler)wiring_diagrams — tp6697 (Kohler)

Other sets with this engine