Kohler
Kohler KDI2504TM
KDI Mechanical
Rehlko/Kohler KDI2504TM 2.482 L turbocharged inline-4 diesel engine for 60 Hz stationary emergency generator sets. The official 30REOZK specification publishes up to 28 kWe prime and 31 kWe standby at 1800 RPM. EPA certification records use slash-suffixed trims such as KDI 2504TM/G18 for this base engine.
Overhaul & repair parts- Manufacturer files
- 2 datasheets
- Last updated
- 2026-07-24
- Package route
- diesel generator sets
- Standby Power · 60 Hz
- 39 kVA
- Electrical Output
- 31 kWe
- Cylinders
- L4
- Displacement
- 2.482 L
- Rated Speed
- 1,800 RPM
Power Ratings
kWm = mechanical shaft power · kWe = electrical output · kVA = kWe ÷ 0.8 pf
60 Hz1800 RPM
| kWm | kWe | kVA | |
|---|---|---|---|
| Prime Power | — | 28 | 35 |
| Standby Power | — | 31 | 39 |
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Kohler KDI2504TM overhaul & repair parts
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Kohler KDI2504TM generator set context
The Kohler KDI2504TM is listed here as a diesel/hvo generator-drive engine for 60 Hz generator sets, with a headline 39 kVA / 31 kWe / standby rating. Use this page to compare the published engine output, electrical kWe/kVA ratings, emissions level, datasheet availability, and neighboring models before specifying an alternator, controller, enclosure, voltage, and compliance package.
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Technical Specifications
| Brand | Kohler |
| Model | KDI2504TM |
| Series | KDI Mechanical |
| Configuration | L4 |
| Cylinders | 4 |
| Displacement | 2.482 L |
| Compression Ratio | 18:1 |
| Dry Weight | 300 kg |
| Fuel Type | Diesel/HVO |
| Ignition Type | Compression Ignition |
| Cooling Method | Liquid-Cooled |
| Emissions Standard | U.S. EPA Tier 2 |
| Certifications | U.S. EPA Tier 2, EPA Stationary Emergency |
| Country of Origin | Italy |
| Year Introduced | 2014 |
Frequently asked questions
What is the power output of the Kohler KDI2504TM?
The Kohler KDI2504TM is rated at 39 kVA standby / 35 kVA prime at 60 Hz (1,800 rpm).
Does the KDI2504TM run at 50 Hz or 60 Hz?
The Kohler KDI2504TM is rated for 60 Hz (1,800 rpm).
What fuel does the Kohler KDI2504TM use?
The Kohler KDI2504TM is a diesel generator-set engine.
What is the displacement and cylinder configuration of the KDI2504TM?
The Kohler KDI2504TM is an inline-4 (4-cylinder) engine with a displacement of 2.482 L.
What emissions information is listed for the KDI2504TM?
This record lists U.S. EPA Tier 2 for the Kohler KDI2504TM. Confirm the exact engine family, model year, configuration and applicable manufacturer certification documents before specifying it for a regulated project. A database label does not establish certification of a complete generator package.
What is the catalog status of the Kohler KDI2504TM?
The Kohler KDI2504TM is marked active in this database. Confirm current production and availability with the manufacturer; catalog status is not a live supply check.
Are reference documents available for the KDI2504TM?
This page links reference documents for the Kohler KDI2504TM. Check each document's title, model coverage, revision and rating conditions before using it for selection.