Mitsubishi
Mitsubishi S3L2
SL Series
Mitsubishi S3L2 1.319 L L3 Naturally Aspirated diesel engine. The latest EPA certification record lists up to 14 kWm at 1800 RPM. U.S. EPA Final Tier 4.
Overhaul & repair parts- Manufacturer files
- 1 datasheet
- Last updated
- 2026-07-25
- Package route
- diesel generator sets
- Mechanical Output
- 14 kW
- Cylinders
- L3
- Displacement
- 1.319 L
- Rated Speed
- 1,800 RPM
Power Ratings
kWm = mechanical shaft power · kWe = electrical output · kVA = kWe ÷ 0.8 pf · kWe estimated — see note below
60 Hz1800 RPM
| kWm | kWe | kVA | |
|---|---|---|---|
| Prime Power | 12.2 | — | — |
| Standby Power | 13.6 | — | — |
Note: The manufacturer does not publish a separate kWe rating for this engine. kWe values shown are estimated from the rated mechanical output (kWm) using a conservative 90% alternator efficiency factor.
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Mitsubishi S3L2 overhaul & repair parts
Already running a Mitsubishi S3L2? Start with the parts you need, then send your nameplate so we can help check the right references for your engine.
Reviewed part-number references
A starting point for identification. Fitment must be confirmed before ordering.
- Turbocharger49173-04300
Turbocharger assembly
Fitment check: Match the exact MTEA Engine Type label S3L2; use the complete engine serial number and current MEeS illustration to select among all listed turbocharger numbers before ordering
Source: Mitsubishi Turbocharger and Engine America official catalog - 49173-04300-Turbocharger
Selected references only; this is not a complete overhaul list or a stock listing.
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Mitsubishi S3L2 generator set context
The Mitsubishi S3L2 is listed here as a diesel generator-drive engine for 60 Hz generator sets, with a headline 14 kW / 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 | Mitsubishi |
| Model | S3L2 |
| Series | SL Series |
| Configuration | L3 Naturally Aspirated |
| Cylinders | 3 |
| Displacement | 1.319 L |
| Fuel Type | Diesel |
| Ignition Type | Compression Ignition |
| Cooling Method | Liquid-Cooled |
| Emissions Standard | U.S. EPA Final Tier 4 |
| Certifications | U.S. EPA Final Tier 4 |
| Country of Origin | Japan |
Frequently asked questions
Does the S3L2 run at 50 Hz or 60 Hz?
The Mitsubishi S3L2 is rated for 60 Hz (1,800 rpm).
What fuel does the Mitsubishi S3L2 use?
The Mitsubishi S3L2 is a diesel generator-set engine.
What is the displacement and cylinder configuration of the S3L2?
The Mitsubishi S3L2 is an inline-3 (3-cylinder) engine with a displacement of 1.319 L.
What emissions information is listed for the S3L2?
This record lists U.S. EPA Final Tier 4 for the Mitsubishi S3L2. 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 Mitsubishi S3L2?
The Mitsubishi S3L2 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 S3L2?
This page links reference documents for the Mitsubishi S3L2. Check each document's title, model coverage, revision and rating conditions before using it for selection.