Caterpillar
Caterpillar 3406C Fire Pump
3400 Series
Caterpillar 3406C Fire Pump discontinued/non-current 3400-series industrial diesel fire-pump engine. Cat H-CPC marks the 3406C fire-pump page as Non-Current and links the LEHW0129 3406C Firepump Spec Sheet with 217-359 bkW / 292-482 bhp ratings.
Overhaul & repair parts- Manufacturer files
- 1 datasheet
- Last updated
- 2026-08-11
- Package route
- diesel generator sets
- Mechanical Output
- 359 kW
- Cylinders
- L6
- Rated Speed
- 1,500 RPM
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Caterpillar 3406C Fire Pump overhaul & repair parts
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Caterpillar 3406C Fire Pump generator set context
The Caterpillar 3406C Fire Pump is listed here as a diesel generator-drive engine for 50 Hz generator sets, with a headline 359 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 | Caterpillar |
| Model | 3406C Fire Pump |
| Series | 3400 Series |
| Configuration | Inline-6 four-stroke diesel fire-pump engine |
| Cylinders | 6 |
| Fuel Type | Diesel |
| Ignition Type | Compression Ignition |
| Cooling Method | Liquid-Cooled |
| Emissions Standard | Non-certified; available for global non-regulated areas |
| Certifications | Caterpillar Non-Current product page, FM Approved, UL Listed, NFPA 20 |
| Country of Origin | United States |
Frequently asked questions
What fuel does the Caterpillar 3406C Fire Pump use?
The Caterpillar 3406C Fire Pump is a diesel generator-set engine.
What is the cylinder configuration of the 3406C Fire Pump?
The Caterpillar 3406C Fire Pump is an inline-6 (6-cylinder) engine.
What emissions information is listed for the 3406C Fire Pump?
This record lists Non-certified; available for global non-regulated areas for the Caterpillar 3406C Fire Pump. 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.
Is the 3406C Fire Pump still in production?
No — the Caterpillar 3406C Fire Pump is discontinued. Its specifications and datasheets remain archived here for reference.
Are reference documents available for the 3406C Fire Pump?
This page links reference documents for the Caterpillar 3406C Fire Pump. Check each document's title, model coverage, revision and rating conditions before using it for selection.