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Kohler 2000ROZM Generator Set

The Kohler 2000ROZM is a 2000 kW (2500 kVA) diesel standby generator set powered by a Mitsubishi S16R-Y1PTAA2-1 engine. It is available at 480 V, 3-phase and 60 Hz. It holds about 250 L (66.0 gal) of oil and 413 L (109.1 gal) of coolant, with a maximum ambient rating of 40 °C. Starting uses 4 batteries rated 1150 CCA at 12 V. The set measures 6363×2212×3244 mm (250.5×87.1×127.7 in) and weighs about 15880 kg (35009 lb). The same S16R-Y1PTAA2-1 engine also powers generator sets from Simson-Maxwell.

2000 kW
Standby
65.4 L
Displacement
250.0 L
Oil capacity
3
Document types

How to read your Kohler serial & model number →

Typical fuel consumption for 2000–2005 kW Diesel generators →

Compare with other 2000–2005 kW Diesel generators →

Service parts for the 2000ROZM

Grouped by system, with how many of each the parts manual calls for.

Fuel system

1 required
GM13952Fuel filter (secondary)see priceAmazon

Oil system

1 required

Belts

1 required

Prices captured from merchant listings; some links are affiliate links. Confirm against your serial number before ordering.

Specifications

Fueldiesel
Frequency60.0 Hz
Standby power2000 kW
Standby kVA2500
Prime power1820 kW
ControllerDecision-Maker 550, Decision-Maker 6000
Oil capacity250.0 L
AlternatorFast-Response PMG (Class Class H insulation)
Voltage options480 V
Phase3-phase
Power factor0.8
Battery cranking1150 CCA
Battery voltage12 V
Battery quantity4
Coolant capacity413.0 L
Engine jacket water170.0 L
Max ambient40 °C
Dimensions (L×W×H)6363×2212×3244 mm
Dry weight15880 kg

Engine

Mitsubishi S16R-Y1PTAA2-1
Oil capacity250.0 L
Coolant capacity170.0 L
Displacement65.4 L
AspirationTurbocharged, Air-to-Air Charge Cooled
Rated speed1800 rpm

Same engine, other brands

1 brand

The Mitsubishi S16R-Y1PTAA2-1 in this set also powers 1 generator set sold under 1 other brand. Service parts and maintenance intervals for the engine are shared; enclosure, alternator, controller and ratings are not.

BrandModels
Simson-MaxwellSMW2000 T6-T1

Maintenance & consumables

for the Mitsubishi S16R-Y1PTAA2-1
ItemSpecCapacityPart #Interval
Fuel filterSecondaryGM13952 Amazon eBay
Oil filterGM38852 Amazon eBay $53.27 NAPA $37.54
BeltGM21733 Amazon eBay $176.95

Service specifications

30
TypeItemValueUnitCondition
Other10 in. weld flange bolt circle diameter B361.95mm (14.25 in.)
Other10 in. weld flange outside diameter C406.4mm (16.0 in.)
Other10 in. weld flange quantity of bolts / bolt hole diameter D12, 25.40mm (1.00 in.)
Other12 in. weld flange bolt circle diameter B431.80mm (17.00 in.)
Other12 in. weld flange outside diameter C482.6mm (19.0 in.)
Other12 in. weld flange quantity of bolts / bolt hole diameter D12, 25.40mm (1.00 in.)
Other14 in. weld flange bolt circle diameter B476.25mm (18.75 in.)
Other14 in. weld flange outside diameter C533.4mm (21.0 in.)
Other14 in. weld flange quantity of bolts / bolt hole diameter D12, 28.58mm (1.13 in.)
Other16 in. weld flange bolt circle diameter B539.75mm (21.25 in.)
Other16 in. weld flange outside diameter C596.9mm (23.5 in.)
Other16 in. weld flange quantity of bolts / bolt hole diameter D16, 28.58mm (1.13 in.)
Other18 in. weld flange bolt circle diameter B577.85mm (22.75 in.)
Other18 in. weld flange outside diameter C635.0mm (25.0 in.)
Other18 in. weld flange quantity of bolts / bolt hole diameter D16, 31.75mm (1.25 in.)
Other20 in. weld flange bolt circle diameter B635.00mm (25.00 in.)
Other20 in. weld flange outside diameter C698.5mm (27.5 in.)
Other20 in. weld flange quantity of bolts / bolt hole diameter D20, 31.75mm (1.25 in.)
Other5 in. weld flange bolt circle diameter B215.90mm (8.50 in.)
Other5 in. weld flange outside diameter C241.30mm (9.50 in.)
Other5 in. weld flange quantity of bolts / bolt hole diameter D8, 22.23mm (0.88 in.)
Other6 in. weld flange bolt circle diameter B254.0mm (10.0 in.)
Other6 in. weld flange outside diameter C279.4mm (11.0 in.)
Other6 in. weld flange quantity of bolts / bolt hole diameter D8, 22.23mm (0.88 in.)
Other8 in. weld flange bolt circle diameter B298.45mm (11.75 in.)
Other8 in. weld flange outside diameter C342.9mm (13.5 in.)
Other8 in. weld flange quantity of bolts / bolt hole diameter D8, 22.23mm (0.88 in.)
OtherWeld flange angle A (10, 12, 14 in. nominal pipe size)30deg.
OtherWeld flange angle A (16, 18, 20 in. nominal pipe size)22.5deg.
OtherWeld flange angle A (5, 6, 8 in. nominal pipe size)45deg.

Extracted from the manufacturer documentation linked to this model. Values are copied as printed; confirm against your unit's manual and serial number.

Voltage reconnection

VoltagePhaseConnectionLeadsNotes
12-lead optional voltage connections12Alternator optional feature
4-lead dedicated voltages4Alternator standard feature
110/127/139/240/254/277single-phaseswitchableTowable generator model specifications; some models n/a
208/220/240/415/440/4803-phasereconnectableTowable generator model specifications
208/220/240/415/440/4803-phaseswitchableTowable generator model specifications

Extracted from the manufacturer documentation linked to this model. Values are copied as printed; confirm against your unit's manual and serial number.

Common questions

What size generator is the Kohler 2000ROZM?

The Kohler 2000ROZM is rated 2000 kW standby (2500.0 kVA).

What engine does the Kohler 2000ROZM use?

The Kohler 2000ROZM is powered by the Mitsubishi S16R-Y1PTAA2-1 engine.

What fuel does the Kohler 2000ROZM use?

The Kohler 2000ROZM runs on diesel.

What is the oil capacity of the Kohler 2000ROZM?

The Mitsubishi S16R-Y1PTAA2-1 engine in the Kohler 2000ROZM has an oil capacity of 250.0 liters.

What is the coolant capacity of the Kohler 2000ROZM?

The Kohler 2000ROZM cooling system holds 413 liters (109.1 US gallons) for the radiator system including the engine, per the manufacturer specification sheet.

What is the prime power rating of the Kohler 2000ROZM?

The Kohler 2000ROZM is rated 1820 kW prime (2275 kVA), against 2000 kW standby.

How much does the Kohler 2000ROZM weigh?

The Kohler 2000ROZM has a dry weight of 15880 kg (35009 lb).

What voltage does the Kohler 2000ROZM produce?

The Kohler 2000ROZM is offered in 480 V, 3-phase-phase.

What battery does the Kohler 2000ROZM use?

The Kohler 2000ROZM uses 4 batteryies, 12 V each, 1150 CCA, per the manufacturer specification sheet.

What alternator does the Kohler 2000ROZM use?

The Kohler 2000ROZM uses a Fast-Response PMG alternator. Insulation class Class H.

What oil filter fits the Kohler 2000ROZM?

The Kohler 2000ROZM uses oil filter part number GM38852.

What fuel filter fits the Kohler 2000ROZM?

The Kohler 2000ROZM uses fuel filter part number GM13952.

Parts

3
Part #DescriptionQtySystem
37411-04200Rear oil seal slingerSeal Amazon
37425-08201Front oil seal slingerSeal Amazon eBay
37594-01300ThreeBond 1211 liquid gasketGasket Amazon eBay

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%142.037.4
Prime50%243.064.2
Prime75%348.092.0
Prime100%461.0121.9
Standby25%147.038.9
Standby50%261.069.0
Standby75%381.0100.6
Standby100%509.0134.5

Available documents

Spec sheet — Kohler-2000ROZMC (Kohler)Spec sheet — g5365 (Kohler)Reference — G6-39 0918AZ (Kohler)Reference — Katalog-promyshlennoj-produktsii (Kohler)Service manual — tp6057 (Kohler)Service manual — tp6058 (Kohler)

This page was generated from the 6 manufacturer documents above by automated extraction; every figure shown is copied from one of them. How the data is compiled.

Full service, cheapest listings

Priced items from this model's own parts manual.

Oil filter GM38852$37.54
Belt GM21733$176.95
2 priced items$214.49
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