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Kohler 48REOZK4 Generator Set

The Kohler 48REOZK4 is a 48 kW (60 kVA) Diesel standby generator set powered by a Kohler KDI 3404 TCR engine. It is available at 120/208 V, 120/240 V, 277/480 V and 347/600 V, 60 Hz. It holds about 15.6 L (4.1 gal) of oil and 12 L (3.2 gal) of coolant, with a maximum ambient rating of 40 °C. Starting uses 1 battery rated 925 CCA at 12 V. The set measures 2504×1120×1895 mm (98.6×44.1×74.6 in), weighs about 1989 kg (4385 lb) and produces 69 dBA at 7 m. An integrated tank holds 386 L (102.0 gal), roughly 24 hours of runtime. The same KDI 3404 TCR engine also powers generator sets from Lombardini and Valdinoci.

48 kW
Standby
3.4 L
Displacement
15.6 L
Oil capacity
5
Document types

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Specifications

FuelDiesel
Frequency60.0 Hz
Standby power48 kW
Standby kVA60
Prime power43 kW
EmissionsTier 4 Final
ControllerDecision-Maker 3500
Oil capacity15.6 L
Voltage options120/208 V, 120/240 V, 277/480 V, 347/600 V
Circuit breaker250 A
Battery cranking925 CCA
Battery voltage12 V
Battery quantity1
Coolant capacity12 L
Max ambient40 °C
Dimensions (L×W×H)2504×1120×1895 mm
Dry weight1989 kg
Sound level69.0 dBA @ 7 m
Fuel tank386.0 L
Tank runtime24 hr

Engine

Kohler KDI 3404 TCR
Oil capacity15.6 L
Coolant capacity12.0 L
Displacement3.4 L
AspirationTurbocharged, Charge Air Cooled
Rated speed1800 rpm

Maintenance & consumables

for the Kohler KDI 3404 TCR
ItemSpecCapacityPart #Interval
Air filter12000 hr find
Fuel filter12000 hr find
Oil filter12000 hr find
Belt5000 hr find
Coolant40000 hr
Coolant filter500 hr find
Oil15.6 L2000 hr

Common questions

What is the power rating of the Kohler 48REOZK4?

The Kohler 48REOZK4 is rated 48 kW standby (60.0 kVA).

What engine does the Kohler 48REOZK4 use?

The Kohler 48REOZK4 is powered by the Kohler KDI 3404 TCR engine.

What fuel does the Kohler 48REOZK4 use?

The Kohler 48REOZK4 runs on Diesel.

What is the oil capacity of the Kohler 48REOZK4?

The Kohler KDI 3404 TCR engine in the Kohler 48REOZK4 has an oil capacity of 15.6 liters.

Parts

21
Part #DescriptionQtySystem
324586Battery, wet charged (12V, 950 CCA)1Battery Amazon eBay $4.00
343473Sender, oil pressure1Sensor buy
ED0053030050Fuel filter cartridgeOil filter buy
GM61432Strap, Poly Battery2Battery Amazon eBay
X-545-252Cable, Battery (No.0 x 8”) Blk1Battery Amazon eBay
X-545-266Cable, battery (No.0 x 30”) red+2Battery Amazon eBay
257046Guard, generator fan1Service part / kit buy
257442Clip, speed2Service part / kit buy
ED0014603650-SSix Nicks SN8Service part / kit buy
GM71006Insulation, Exhaust Tube1Service part / kit buy
GM88388Switch, Battery Disconnect1Service part / kit buy
GM91129Fitting, Oil Pressure, 45kVA1Service part / kit buy
GM93849-1Engine, KDI3404TCR1Service part / kit buy
GM93865Tube, Flex Exhaust1Service part / kit buy
GM94942Vibromount2Service part / kit buy
X-217-12Pipe, Nipple (1/8” npt x 2.00”)1Service part / kit buy
X-352-63Stud, 3/8-16 x 4 in.14Service part / kit buy
X-400-132Spacer, 0.406 ID x 0.625 OD x 2.531 in.8Service part / kit buy
X-555-2Elbow, street (90 deg x 1/8”nptf)1Service part / kit buy
X-6210-9Nut, flange spiralock, 3/8-1614Service part / kit buy
X-801-3Washer, hardened, 0.406 ID x 0.812 OD14Service part / kit buy

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%3.20.8
Prime50%6.41.7
Prime75%9.62.5
Prime100%12.93.4
Standby25%4.61.2
Standby50%7.72.0
Standby75%10.92.9
Standby100%14.23.8

Available documents

BrochureSpec sheetReferenceParts manualWiring diagram

Other sets with this engine