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Kohler 350REOZJ Generator Set

The Kohler 350REOZJ is a 350 kW (438 kVA) Diesel standby generator set powered by a John Deere 6135HF485T engine. It is available at 120/208 V, 127/220 V, 139/240 V, 220/380 V, 240/416 V, 277/480 V, 347/600 V and 120/240 V, 3-phase and 60 Hz. It holds about 42 L (11.1 gal) of oil and 67.2 L (17.8 gal) of coolant, with a maximum ambient rating of 50 °C. Starting uses 2 batteries rated 925 CCA at 12 V. The set measures 3630×1425×1936 mm (142.9×56.1×76.2 in).

350 kW
Standby
13.5 L
Displacement
42.0 L
Oil capacity
6
Document types

How to read your Kohler serial & model number →

Specifications

FuelDiesel
Frequency60.0 Hz
Standby power350 kW
Standby kVA438
Prime power320 kW
EmissionsTier 3 EPA-Certified for Stationary Emergency Applications
ControllerAPM402, APM603, Decision-Maker 6000
Oil capacity42.0 L
Alternator4M4019, 4M4021, 5M4027, 4M4266, 5M4272 (4-pole, Class H insulation)
Voltage options120/208 V, 127/220 V, 139/240 V, 220/380 V, 240/416 V, 277/480 V, 120/240 V, 347/600 V
Phase3
Power factor0.8
Battery cranking925 CCA
Battery voltage12 V
Battery quantity2
Coolant capacity67.2 L
Max ambient50 °C
Dimensions (L×W×H)3630×1425×1936 mm

Engine

John Deere 6135HF485T
Oil capacity42.0 L
Coolant capacity67.2 L
Displacement13.5 L
AspirationTurbocharged, Charge Air-Cooled
Rated speed1800 rpm

Common questions

What is the power rating of the Kohler 350REOZJ?

The Kohler 350REOZJ is rated 350 kW standby (438.0 kVA).

What engine does the Kohler 350REOZJ use?

The Kohler 350REOZJ is powered by the John Deere 6135HF485T engine.

What fuel does the Kohler 350REOZJ use?

The Kohler 350REOZJ runs on Diesel.

What is the oil capacity of the Kohler 350REOZJ?

The John Deere 6135HF485T engine in the Kohler 350REOZJ has an oil capacity of 42.0 liters.

What alternator does the Kohler 350REOZJ use?

The Kohler 350REOZJ uses a 4M4019, 4M4021, 5M4027, 4M4266, 5M4272 alternator. It has 4 poles. Insulation class H.

Parts

13model family
Part #DescriptionQtySystem
300REZXD300 KW L.P./N.G. GENSET1Service part / kit PartsGeek
350EOZCS350 KW DIESEL COMMERCIAL MARINE GENSET1Service part / kit PartsGeek
350REOZJC350 KW DIESEL GENSET1Service part / kit PartsGeek
350REOZJD350 KW DIESEL GENSET1Service part / kit PartsGeek
350REZXD350 KW L.P./N.G. GENSET1Service part / kit PartsGeek
400REOZJC400 KW DIESEL GENSET1Service part / kit PartsGeek
400REOZJD400 KW DIESEL GENSET1Service part / kit PartsGeek
500EOZCS500 KW DIESEL COMMERCIAL MARINE GENSET1Service part / kit PartsGeek
500REOZJC500 KW DIESEL GENSET1Service part / kit PartsGeek
KD1250-41250 KW DIESEL TIER 4 GENSET1Service part / kit PartsGeek
KD1250A1250 kW Diesel Genset1Service part / kit PartsGeek
KG8080 kW L.P./N.G. Genset1Service part / kit PartsGeek
KG80R80 kW L.P./N.G. Genset1Service part / kit PartsGeek

Compiled from this model's family documentation — may include parts for closely-related variants. Confirm the exact part for your serial number. See the full parts catalog to search and cross-reference.

Fuel consumption

RatingLoadL/hgal/h
Prime25%27.27.2
Prime50%47.612.6
Prime75%66.117.5
Prime100%88.323.3
Standby25%30.78.1
Standby50%51.913.7
Standby75%73.219.3
Standby100%100.326.5

Available documents

Brochure — 350-500REOZJ G6117 (Kohler)Brochure — G6-39 0918AZ (Kohler)Brochure — GSA Product List (Kohler)Spec sheet — g5353 (Kohler)Spec sheet — g5618 (Kohler)Reference — FinalGSAPriceListEffective 3-20-2023 (Kohler)Reference — GSAPriceList (Kohler)Parts manual — kohler consolidated price list (Kohler)Service manual — tp7149 (Kohler)Wiring diagram — tp6797 (Kohler)