Caterpillar
Caterpillar 3412 Fire Pump
3400 Series
Caterpillar 3412 Fire Pump discontinued/non-current fire-pump diesel engine. Cat H-CPC marks the 3412 Fire Pump page as Non-Current and links the LEHW0130-00 fire-pump spec sheet with 476-551 bkW / 638-739 bhp ratings.
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- Manufacturer files
- 1 datasheet
- Last updated
- 2026-08-11
- Package route
- diesel generator sets
- Electrical Output
- 551 kW
- Cylinders
- V12
- Rated Speed
- 1,500 RPM
Caterpillar 3412 Fire Pump generator set context
The Caterpillar 3412 Fire Pump is listed here as a diesel generator-drive engine for 50 Hz generator sets, with a headline 551 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 | 3412 Fire Pump |
| Series | 3400 Series |
| Configuration | V-12 four-stroke diesel fire-pump engine |
| Cylinders | 12 |
| 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 3412 Fire Pump use?
The Caterpillar 3412 Fire Pump is a diesel generator-set engine.
What is the cylinder configuration of the 3412 Fire Pump?
The Caterpillar 3412 Fire Pump is a V12 (12-cylinder) engine.
What emissions standard does the 3412 Fire Pump meet?
The Caterpillar 3412 Fire Pump is certified to Non-certified; available for global non-regulated areas emissions standards.
Is the 3412 Fire Pump still in production?
No — the Caterpillar 3412 Fire Pump is discontinued. Its specifications and datasheets remain archived here for reference.
Is a datasheet available for the 3412 Fire Pump?
Yes — an official Caterpillar datasheet for the Caterpillar 3412 Fire Pump can be downloaded from this page.