Kohler · REOZ Series (Diesel Industrial Large)

New

Kohler 500REOZVC

515 kW standby / 460 kW prime · Diesel · Liquid-cooled

515 kW diesel commercial/industrial standby generator powered by Volvo. Suitable for hospitals, data centers, and large commercial complexes.

Kohler 500REOZVC — product photo
Standby power
515 kW / 460 kW prime
Voltage options
277/480V, 120/208V
Frequency / Phase
60 Hz · 3-phase
Engine
Volvo TAD1641GE-B · 16.12L
EPA / Emissions
Tier 2
Alternator
Kohler 5M4024
commercialhealthcaredata-centerindustrial-heavygovernmentmission-critical

Overview#

The Kohler 500REOZVC is a 515-kilowatt standby (460 kW prime) diesel generator powered by a Volvo engine at 1800 RPM. This unit serves large commercial and industrial standby applications including hospitals, data centers, and manufacturing facilities.

Our service experience#

OnPoint Generators services Kohler REOZ diesel generators throughout Northern California. We service units in this class with annual NFPA 110 maintenance, semi-annual inspections, and load bank testing up to full rated capacity.

Engineering specifications

Physical

Length
166.5 in
Width
72 in
Height
76.5 in
Wet weight
9,000 lb

Fuel system & runtime

Fuel use @ full load
36.8 GPH
Fuel use @ 75% load
26.8 GPH

Photos

Kohler 500REOZVC — product photo

Documents & downloads

Spec sheets & manuals

Request a quote

Get pricing & lead time on the Kohler 500REOZVC

Tell us about the application — kW, voltage, application, install timeline — and we'll respond within one business day with budgetary pricing, lead time, and any sizing notes.

Estimate runtime for the Kohler 500REOZVC

Adjust load percent and tank size to estimate runtime. Pre-filled with this model's spec where available.

Estimate runtime on this tank

Estimated runtime

7.0 hours(0.3 days)

Fuel consumption ≈ 28.39 GPH at 75% load. Estimate based on industry-typical 1800 RPM standby curves (≈0.07 GPH/kW at full load). Actual consumption varies by engine, ambient temperature, fuel quality, and tuning.

Service intervals

Manufacturer-recommended intervals for the Kohler 500REOZVC under standby duty. Field intervals may differ based on load profile, ambient conditions, and fuel quality.

Oil & filter
Every 500 hours or 12 months
Coolant change
Every 6000 hours
Air filter
Every 1000 hours
Fuel filter
Every 500 hours
Major overhaul
20,000 hours
Load bank test
Every 12 months

Common failure modes

What we've seen fail on this platform. Use as a service-planning reference, not a diagnostic — actual failure modes depend heavily on duty cycle and maintenance history.

ComponentSymptomTypical hoursSeverity
Fuel quality / degradationInjector fouling, hard starting, reduced power4,380+moderate
TurbochargerPower loss, high exhaust temperature, oil in intake12,000+moderate
Charge air coolerReduced output, elevated intake temperatures10,000+moderate
Battery (starting)Slow crank, failed exercise8,760+minor

Frequently Asked Questions

What engine powers the Kohler 500REOZVC?
The 500REOZVC uses a Volvo diesel engine running at 1800 RPM (model TAD1641GE-B).
What is the standby power rating of the 500REOZVC?
The 500REOZVC is rated at 515 kW standby and 460 kW prime per Kohler published specifications.
Does OnPoint service the Kohler 500REOZVC?
Yes. OnPoint Generators provides maintenance, repair, and load bank testing for Kohler REOZ diesel generators throughout Northern California, including the 515 kW class.

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