HomeKohlerKohler 500REOZT

Kohler 500REOZT Generator Set

The Kohler 500REOZT is a 504 kW (630 kVA) Diesel standby generator set powered by a Volvo Penta TAD1641GE engine. It is available at 120/208 V and 277/480 V, 3-phase and 60 Hz. It holds about 48 L (12.7 gal) of oil and 60 L (15.9 gal) of coolant, with a maximum ambient rating of 40 °C. Starting uses 2 batteries rated 1000 CCA at 12 V. The set measures 6730×2050×3429 mm (265.0×80.7×135.0 in), weighs about 8918.3 kg (19661 lb) and produces 75 dBA at 7 m. An integrated tank holds 1770 L (467.6 gal). The same TAD1641GE engine also powers generator sets from AKSA, Atlas Copco, Generac, SDMO, Simson-Maxwell and Volvo Penta.

504 kW
Standby
16.12 L
Displacement
48.0 L
Oil capacity
5
Document types

How to read your Kohler serial & model number →

Specifications

FuelDiesel
Frequency60.0 Hz
Standby power504 kW
Standby kVA630
Prime power458 kW
Emissionstier level in effect at time of manufacture
ControllerDecision-Maker 4000
Oil capacity48.0 L
AlternatorLeroy-Somer LSA472M7
Voltage options120/208 V, 277/480 V
Phase3
Power factor0.8
Circuit breaker1600 A
Battery cranking1000 CCA
Battery voltage12 V
Battery quantity2
Max ambient40 °C
Dimensions (L×W×H)6730×2050×3429 mm
Dry weight8918 kg
Sound level75.0 dBA @ 7 m
Fuel tank1770.0 L

Engine

Volvo Penta TAD1641GE
Oil capacity48.0 L
Coolant capacity60.0 L
Displacement16.12 L
AspirationTurbocharged
Rated speed1800 rpm

Maintenance & consumables

for the Volvo Penta TAD1641GE
ItemSpecCapacityPart #Interval
Air filter30801086201 Amazon eBay $442.95 PartsGeek
Fuel filter330051369 Amazon eBay PartsGeek
Oil filter330050545 Amazon eBay PartsGeek
Belt330051528 Amazon eBay PartsGeek
Coolant30.0 gal330910098 Amazon eBay PartsGeek
Oil48.0 gal330910115 Amazon eBay PartsGeek

Common questions

What is the power rating of the Kohler 500REOZT?

The Kohler 500REOZT is rated 504 kW standby (630.0 kVA).

What engine does the Kohler 500REOZT use?

The Kohler 500REOZT is powered by the Volvo Penta TAD1641GE engine.

What fuel does the Kohler 500REOZT use?

The Kohler 500REOZT runs on Diesel.

What is the oil capacity of the Kohler 500REOZT?

The Volvo Penta TAD1641GE engine in the Kohler 500REOZT has an oil capacity of 48.0 liters.

What alternator does the Kohler 500REOZT use?

The Kohler 500REOZT uses a Leroy-Somer LSA472M7 alternator.

Parts

18
Part #DescriptionQtySystem
7746012Air filter1Air filter PartsGeek
7746022Oil filter1Oil filter PartsGeek
7746032Fuel filter1Fuel filter PartsGeek
GM24832A-NPulse converter circuit boardPump PartsGeek
GM25508Filter, oil1Oil filter Amazon eBay $14.95 PartsGeek
GM25537Filter, fuel1Fuel filter Amazon eBay PartsGeek FridayParts $32.00
GM25540Air filter insert1Air filter Amazon eBay $107.25 PartsGeek
GM25554Fuel filter1Fuel filter Amazon eBay $19.99 PartsGeek
GM26679V-Belt set (fan)Belt PartsGeek
GM29673V-Belt set (alt)Belt PartsGeek
CL130110-200Hotstart Pre heater1Service part / kit PartsGeek
GM25520Decarbonizing kitService part / kit PartsGeek
GM41339Cylinder head (includes items 2--34)1Service part / kit PartsGeek
GM41427Rocker arm shaft (includes item 2)1Service part / kit PartsGeek
GM65855Cylinder head (includes 2--34)1Service part / kit PartsGeek
GM65981Rocker arm shaft1Service part / kit PartsGeek
GM78736Rocker arm6Service part / kit PartsGeek
TAD1641GEEngine ModelService part / kit PartsGeek sinocmp $249.00

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
Prime50%59.7815.8
Prime75%88.7923.5
Prime100%120.7331.9

Available documents

Brochure (Kohler)Spec sheet (Kohler)Spec sheet — g5572 (Kohler)Installation manual — REOZT Dry Contact Kits (2022 01 10 11 52 25 UTC) (Kohler)Installation manual — tp7080 (Kohler)Reference — Generators4 (Kohler)Wiring diagram — tp6898 (Kohler)