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Kohler 30REOZK Generator Set

The Kohler 30REOZK is a 30 kW (36 kVA) Diesel standby generator set powered by a Kohler KDI2504TM/G18 engine. It is available at 120/208 V, 127/220 V, 120/240 V, 139/240 V, 220/380 V, 277/480 V and 347/600 V, 3-phase, 60 Hz and rated 44 A. It holds about 11 L (2.9 gal) of oil and 11.4 L (3.0 gal) of coolant, with a maximum ambient rating of 50 °C. Starting uses 1 battery rated 650 CCA at 12 V. The set measures 1438.2×810×1024.1 mm (56.6×31.9×40.3 in).

30 kW
Standby
2.5 L
Displacement
11.0 L
Oil capacity
5
Document types

How to read your Kohler serial & model number →

Specifications

FuelDiesel
Frequency60.0 Hz
Standby power30 kW
Standby kVA36
Prime power26 kW
EmissionsTier 4i
ControllerAPM402
Oil capacity11.0 L
AlternatorKohler 4D5.6
Voltage options120/208 V, 127/220 V, 120/240 V, 139/240 V, 220/380 V, 277/480 V, 347/600 V
Phase3
Rated current44 A
Power factor0.8
Battery cranking650 CCA
Battery voltage12 V
Battery quantity1
Coolant capacity11.4 L
Max ambient50 °C
Dimensions (L×W×H)1438×810×1024 mm

Engine

Kohler KDI2504TM/G18
Oil capacity11.0 L
Coolant capacity11.4 L
Displacement2.5 L
AspirationTurbocharged
Rated speed1800 rpm

Common questions

What is the power rating of the Kohler 30REOZK?

The Kohler 30REOZK is rated 30 kW standby (36.0 kVA).

What engine does the Kohler 30REOZK use?

The Kohler 30REOZK is powered by the Kohler KDI2504TM/G18 engine.

What fuel does the Kohler 30REOZK use?

The Kohler 30REOZK runs on Diesel.

What is the oil capacity of the Kohler 30REOZK?

The Kohler KDI2504TM/G18 engine in the Kohler 30REOZK has an oil capacity of 11.0 liters.

What alternator does the Kohler 30REOZK use?

The Kohler 30REOZK uses a Kohler 4D5.6 alternator.

Parts

16
Part #DescriptionQtySystem
GM102762-MA1Fan, 12 in. 12VDC axial motor3Fan PartsGeek
GM102763-MA1Support, intake pipe5Support PartsGeek
GM14199Air cleaner assembly5Air filter Amazon eBay PartsGeek
GM87379-GA1Engine and Decals4Engine PartsGeek
GM87803Brkt, Air Cleaner Mtg.4Mounting PartsGeek
GM88320-MA5Alternator4Alternator PartsGeek
GM89315-KA3Relay Dry Contact2Relay PartsGeek
GM89315-KA5Relay Dry Contact2Relay PartsGeek
GM92268Bracket, air cleaner Mtg.2Mounting PartsGeek
GM93884Radiator Assy, W/CAC KDI3404TM1Radiator PartsGeek
GM95611Bracket, Air Cleaner Mtg.1Mounting PartsGeek
GM96296-KA2Assy Air Cleaner Restriction1Air filter PartsGeek
GM96388-KA1Battery Charger 12V, 6A4Charger PartsGeek
M125A-08-80Washer, Plain 8.4 ID x 16.0 OD17Hardware PartsGeek
M6923-08-80Nut, Hex 8mm14Hardware PartsGeek
X-426-19Clamp, hose, 1.00/2.00 in.4Hose clamp 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%3.00.8
Prime50%5.31.4
Prime75%7.21.9
Prime100%9.12.4
Standby25%3.40.9
Standby50%5.71.5
Standby75%7.92.1
Standby100%9.82.6

Available documents

Brochure (Kohler)Brochure — 15-60REOZK G6141 (Kohler)Brochure — G6-39 0918AZ (Kohler)Brochure — GSA Product List (Kohler)Spec sheet — g5436 (Kohler)Installation manual — tt1739 (Kohler)Reference — FinalGSAPriceListEffective 3-20-2023 (Kohler)Reference — GSAPriceList (Kohler)Wiring diagram — tp6924 (Kohler)