Kohler INDUSTRIAL ENGINES
In ProductionKohler KDI1903M
KDI Mechanical
Rehlko/Kohler KDI1903M 1.861 L naturally aspirated inline-3 diesel engine for 60 Hz stationary emergency generator sets. The official 15REOZK specification publishes up to 15 kWe prime and 17 kWe standby at 1800 RPM. EPA annual certification data identifies current Tier 4 Final KDI1903M families.
Standby Power
21 kVA
Electrical Output
17 kWe
Cylinders / Config
L3
Displacement
1.861 L
Rated Speed
1,800 RPM
ISO 8528 Power Ratings
Power Factor: 0.8 pfkWm = mechanical engine shaft power · kWe = electrical output · kVA = apparent electrical power.
| Operating Duty | kWm (Mechanical) | kWe (Electrical) | kVA (Rating) |
|---|---|---|---|
| Prime | — | 15 | 18.8 |
| Standby | — | 17 | 21.3 |
Mechanical & Electrical Specifications
| Brand | Kohler |
| Model | KDI1903M |
| Series | KDI Mechanical |
| Configuration | L3 |
| Cylinders | 3 |
| Displacement | 1.861 L |
| Compression Ratio | 18:1 |
| Fuel Type | Diesel/HVO |
| Ignition Type | Compression Ignition |
| Cooling Method | Liquid-Cooled |
| Emissions Standard | U.S. EPA Final Tier 4 |
| Certifications | U.S. EPA Tier 4 Final, EPA Stationary Emergency |
| Country of Origin | Italy |
| Year Introduced | 2014 |
Frequently Asked Questions
What is the power output of the Kohler KDI1903M?
The Kohler KDI1903M is rated at 21 kVA standby / 19 kVA prime at 60 Hz (1,800 rpm).
Does the KDI1903M run at 50 Hz or 60 Hz?
The Kohler KDI1903M is rated for 60 Hz (1,800 rpm).
What fuel does the Kohler KDI1903M use?
The Kohler KDI1903M is a diesel generator-set engine.
What is the displacement and cylinder configuration of the KDI1903M?
The Kohler KDI1903M is an inline-3 (3-cylinder) engine with a displacement of 1.861 L.
What emissions standard does the KDI1903M meet?
The Kohler KDI1903M is certified to U.S. EPA Final Tier 4 emissions standards.
Is the Kohler KDI1903M still in production?
Yes — the Kohler KDI1903M is a current production model.
Is a datasheet available for the KDI1903M?
Yes — an official Kohler datasheet for the Kohler KDI1903M can be downloaded from this page.