What engine powers the Kohler 2250REOZDD?

The 2250REOZDD uses a Detroit Diesel/MTU V16 diesel engine running at 1800 RPM with Tier 2 emissions certification.

What is the standby power rating of the 2250REOZDD?

The 2250REOZDD is rated at 2250 kW standby per Kohler published specifications.

Does OnPoint service the Kohler 2250REOZDD?

Yes. OnPoint Generators provides maintenance, repair, and load bank testing for Kohler REOZ diesel generators throughout Northern California.

Emergency? Call (831) 375-1463 — 24/7 response

Kohler · REOZ Series (Diesel Industrial Large)

Kohler 2250REOZDD

Name: Kohler 2250REOZDD
Brand: Kohler
SKU: 2250reozdd
Availability: InStock

2250 kW standby / 2045 kW prime · Diesel · Liquid-cooled

2250 kW diesel industrial standby generator powered by Detroit Diesel/MTU. Mission-critical standby for data centers and large industrial facilities.

Standby power: 2250 kW / 2045 kW prime
Voltage options: 277/480V, 4160V, 12470V, 13200V, 13800V
Frequency / Phase: 60 Hz · 3-phase
Engine: Detroit Diesel/MTU 16V4000G83 · 76.3L
EPA / Emissions: Tier 2
Alternator: Kohler

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Overview#

The Kohler 2250REOZDD is a 2250-kilowatt diesel industrial standby generator powered by a Detroit Diesel/MTU V16 engine at 1800 RPM. This unit serves mission-critical standby applications at the upper end of the REOZ platform. Medium-voltage options (4160V–13800V) are available.

Our service experience#

OnPoint Generators services Kohler REOZ diesel generators throughout Northern California. Units above 2 MW require specialized service capabilities including medium-voltage expertise and large-capacity load bank testing.

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Estimate runtime for the Kohler 2250REOZDD

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

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Generator size

Fuel

Fuel tank capacity

gal

Load

Override full-load GPH (optional)

GPH

Estimated runtime

1.6 hours(0.1 days)

Fuel consumption ≈ 121.50 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 2250REOZDD 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

Frequently Asked Questions

What engine powers the Kohler 2250REOZDD?: The 2250REOZDD uses a Detroit Diesel/MTU V16 diesel engine running at 1800 RPM with Tier 2 emissions certification.
What is the standby power rating of the 2250REOZDD?: The 2250REOZDD is rated at 2250 kW standby per Kohler published specifications.
Does OnPoint service the Kohler 2250REOZDD?: Yes. OnPoint Generators provides maintenance, repair, and load bank testing for Kohler REOZ diesel generators throughout Northern California.

Compatible equipment

Transfer switches

Why we recommend Kohler

Kohler is our primary recommendation for commercial standby power. We sell and service the full Kohler line — RCA residential, RCL light commercial, KG industrial diesel, and REOZ large-frame — and our technicians are factory-trained on every product family.

We are an authorized Kohler dealer with factory-trained technicians. Kohler is the majority of our new generator sales today, spanning residential through large industrial. Our parts inventory is stocked for same-day Kohler service.

See all Kohlergenerators →

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Need service or parts for the Kohler 2250REOZDD?

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Last reviewed: June 13, 2026