HomeKohlerKohler 200REZX

Kohler 200REZX Generator Set

The Kohler 200REZX is a 200 kW (250 kVA) Natural Gas standby generator set powered by a Doosan D111TIC 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 27 L (7.1 gal) of oil and 116 L (30.6 gal) of coolant, with a maximum ambient rating of 50 °C. Starting uses 2 batteries rated 925 CCA at 12 V. The set measures 3575×1350×1908 mm (140.7×53.1×75.1 in) and weighs about 2722 kg (6001 lb).

200 kW
Standby
11.05 L
Displacement
27.0 L
Oil capacity
4
Document types

How to read your Kohler serial & model number →

Specifications

FuelNatural Gas
Frequency60.0 Hz
Standby power200 kW
Standby kVA250
Prime power174 kW
EmissionsEPA-certified
ControllerAPM402, Decision-Maker 550, Decision-Maker 6000
Oil capacity27.0 L
AlternatorKohler 4UA10
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 cranking925 CCA
Battery voltage12 V
Battery quantity2
Coolant capacity116 L
Max ambient50 °C
Dimensions (L×W×H)3575×1350×1908 mm
Dry weight2722 kg

Engine

Doosan D111TIC
Oil capacity27.0 L
Coolant capacity116.0 L
Displacement11.05 L
AspirationTurbocharged, Aftercooled
Rated speed1800 rpm

Maintenance & consumables

for the Doosan D111TIC
ItemSpecCapacityPart #Interval
Oil filterCartridge×1 find
Coolant116.0 L
Oil27.0 L

Common questions

What is the power rating of the Kohler 200REZX?

The Kohler 200REZX is rated 200 kW standby (250.0 kVA).

What engine does the Kohler 200REZX use?

The Kohler 200REZX is powered by the Doosan D111TIC engine.

What fuel does the Kohler 200REZX use?

The Kohler 200REZX runs on Natural Gas.

What is the oil capacity of the Kohler 200REZX?

The Doosan D111TIC engine in the Kohler 200REZX has an oil capacity of 27.0 liters.

What alternator does the Kohler 200REZX use?

The Kohler 200REZX uses a Kohler 4UA10 alternator.

Parts

19model family
Part #DescriptionQtySystem
G6-110Decision-Maker® Paralleling System (DPS) Spec SheetSpec sheet PartsGeek
G6-76Monitor III Software Spec SheetSpec sheet PartsGeek
G6-79Monitor III Converter, Modbus®/Ethernet Spec SheetSpec sheet PartsGeek
11808000100Vibration Isolator1Service part / kit PartsGeek
11808000200Vibration Isolator1Service part / kit PartsGeek
11808000300Vibration Isolator1Service part / kit PartsGeek
GM39515Vibration Isolators2Service part / kit PartsGeek
GM41122Vibration Isolators2Service part / kit PartsGeek
GM66019Vibration Isolator1Service part / kit PartsGeek
GM66020Vibration Isolator1Service part / kit PartsGeek
GM66022Vibration Isolator1Service part / kit PartsGeek
GM66023Vibration Isolator1Service part / kit PartsGeek
GM66024Vibration Isolator1Service part / kit PartsGeek
GM66025Vibration Isolator1Service part / kit PartsGeek
GM66304Vibration Isolator1Service part / kit PartsGeek
GM66313Vibration Isolator1Service part / kit PartsGeek
GM76149Vibration Isolator1Service part / kit PartsGeek
GM84038Vibration Isolator1Service part / kit PartsGeek
GM84954Vibration Isolator1Service 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%17.6
Prime50%29.7
Prime75%41.7
Prime100%53.6
Standby25%20.0
Standby50%32.8
Standby75%46.7
Standby100%59.9

Available documents

Brochure (Kohler)Brochure — 180-450REZX G6109 (Kohler)Brochure — G6-39 0918AZ (Kohler)Brochure — GSA Product List (Kohler)Spec sheet (Kohler)Spec sheet — Kohler-Gas Generators Brochure (Kohler)Spec sheet — g4188 (Kohler)Service manual — PDF-202312 US Kohler Tp5700 en-US (Kohler)Wiring diagram — TP-6832 1218G (Kohler)Wiring diagram — tp6713 (Kohler)

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