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Kohler 35 REOZT4 Generator Set

The Kohler 35 REOZT4 is a 30 kW (37.5 kVA) Diesel standby generator set powered by a Kohler 1.9 L engine. It is available at 120/208 V, 120/240 V, 277/480 V and 347/600 V, 60 Hz. It holds about 8.7 L (2.3 gal) of oil and 17.2 L (4.5 gal) of coolant, with a maximum ambient rating of 50 °C. Starting uses 1 battery rated 925 CCA at 12 V. The set measures 2184×1016×1622 mm (86.0×40.0×63.9 in), weighs about 1397 kg (3080 lb) and produces 67 dBA at 7 m. An integrated tank holds 293 L (77.4 gal), roughly 24 hours of runtime.

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Specifications

FuelDiesel
Frequency60.0 Hz
Standby power30 kW
Standby kVA37
Prime power28 kW
EmissionsTier 4 Final

Full specifications

Voltage options120/208 V, 120/240 V, 277/480 V, 347/600 V
Battery cranking925 CCA
Battery voltage12 V
Coolant capacity17.2 L
Max ambient50 °C
Dimensions (L×W×H)2184×1016×1622 mm
Dry weight1397 kg
Sound level67.0 dBA @ 7 m
Fuel tank293.0 L
Tank runtime24 hr

Engine

Kohler 1.9 L

Displacement1.9 L

Filters & service parts (model family)

Compiled from this model's family documentation — may include parts for closely-related variants. Confirm the exact part for your serial number.

ItemSpecCapacityPart #Interval
Air filter 8080700140 Amazon
Air filterAir cleaner assembly A-226955 Amazon
Air filterElement, Primary GM100703 Amazon
Air filterElement, Safety GM100704 Amazon
Air filterElement, Air Cleaner GM16944 NAPA $41.18 Amazon
Air filterElement, Inner GM66601 NAPA $33.77 Amazon
Air filterAir Cleaner GM90735 Amazon
Air filterElement, Air Cleaner GM91358 Amazon
Air filterElement, Air Cleaner Safety GM92823 Amazon
Air filterAir Cleaner Assy GM93824 Amazon
Air filterElement, Air Cleaner Primary GM93996 Amazon
Air filterElement, Air Cleaner Secondary GM93997 Amazon
Air filterHeavy Duty Air Cleaner GM94203 Amazon
BatteryBattery, wet charged (12V, 650 CCA) 256984 Amazon
BatteryBattery, wet charged (12V, 950 CCA) 324586 Amazon
BatteryTerminal, battery 345039 NAPA $72.32 Amazon
BatteryTerminal, battery 345056 NAPA $73.26 Amazon
BatteryStrap, Poly Battery GM61432 Amazon
BatteryBattery, Optima SC75U 12 Volt GM75433 Amazon
BatteryCable, battery (No.2 x 12”) Rd X-545-117 Amazon
BatteryCable, battery (No.0 x 30”) red+ X-545-129 Amazon
BatteryCable, Battery X-545-165 Amazon
BatteryCable, Battery (No. 2x 12”) Rd X-545-218 Amazon
BatteryCable, Battery X-545-229 Amazon
BatteryCable, Battery (No.0 x 8”) Blk- X-545-252 Amazon
BatteryCable, battery (No.0 x 30”) red+ X-545-266 Amazon
BatteryCable, battery (No.0 x 8”) black X-545-73 Amazon
FluidLubricant, rubber 58000-00051 buy
FluidDiesel exhaust fluid 62000-00645 buy
Fuel filter 8061700110 Amazon
Fuel filter ED0021753180-S Amazon
Fuel filter ED0021753200-S NAPA $43.91 Amazon
Fuel filter ED0037501270-S Amazon
GasketO-ring, ISO 6149 (9.3 mm ID) 365498 buy
GasketO--ring, ISO 6149 (15.3mm ID) GM11694 buy
GasketO-ring, (21.6mm id) GM42443 buy
GasketGasket, Acc Panel GM84564 buy
GasketGasket, E-Stop Box GM84565 buy
GasketO-Ring GM87132 buy
GasketGasket, Acc Panel GM91509 buy

Available documents

BrochureSpec sheetInstallation manualReferenceOwner's manualParts manualService manual