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 6870×2308×3464 mm (270.5×90.9×136.4 in) 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
4
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
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)6870×2308×3464 mm
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
Fuel filter330051369 Amazon eBay
Oil filter330050545 Amazon eBay
Belt330051528 Amazon eBay
Coolant30.0 gal330910098 Amazon eBay
Oil48.0 gal330910115 Amazon eBay

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.

Parts

23
Part #DescriptionQtySystem
7746012Air filter1Air filter buy
7746022Oil filter1Oil filter buy
7746032Fuel filter1Fuel filter buy
GM24832A-NPulse converter circuit boardPump buy
GM25506Thermostat1Thermostat Amazon eBay $35.00
GM25508Filter, oil1Oil filter Amazon eBay $14.95
GM25531Thermostat seal1Thermostat buy
GM25533Filter, coolant1Coolant filter Amazon eBay
GM25537Filter, fuel1Fuel filter Amazon eBay FridayParts $32.00
GM25540Air filter insert1Air filter Amazon eBay $107.25
GM25552Filter, oil1Oil filter Amazon eBay $14.99
GM25554Fuel filter1Fuel filter Amazon eBay $19.99
GM26679V-Belt set (fan)Belt buy
GM29673V-Belt set (alt)Belt buy
CL130110-200Hotstart Pre heater1Service part / kit buy
GM25520Decarbonizing kitService part / kit buy
GM41339Cylinder head (includes items 2--34)1Service part / kit buy
GM41427Rocker arm shaft (includes item 2)1Service part / kit buy
GM65855Cylinder head (includes 2--34)1Service part / kit buy
GM65981Rocker arm shaft1Service part / kit buy
GM78736Rocker arm6Service part / kit buy
PA-354894Exhaust Silencer, CriticalService part / kit Amazon eBay
PA-354907Exhaust Silencer, HospitalService part / kit 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
Prime50%59.7815.8
Prime75%88.7923.5
Prime100%120.7331.9

Available documents

BrochureSpec sheetInstallation manualWiring diagram

Other sets with this engine