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.
Overhaul & repair parts- Manufacturer files
- 1 datasheet
- Last updated
- 2026-08-11
- Package route
- diesel generator sets
- Mechanical Output
- 551 kW
- Cylinders
- V12
- Rated Speed
- 1,500 RPM
Ask about Caterpillar 3412 Fire Pump
Choose parts / service or sourcing. Your message includes this model and page link.
Caterpillar 3412 Fire Pump overhaul & repair parts
Already running a Caterpillar 3412 Fire Pump? Start with the parts you need, then send your nameplate so we can help check the right references for your engine.
Start with engine identification
We do not have a reviewed public parts preview for this model yet. Send the engine details and tell us what needs repair.
Let’s identify the right parts.
The model is the starting point. Serial numbers and build configurations can change which parts fit.
- Take a clear photo of the engine nameplate.
- Tell us what needs repair or replacement.
- Send both in WhatsApp to start a fitment check.
Opens WhatsApp with 3412 Fire Pump and your selected categories included. Attach your photos there.
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.
Also searched as
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 information is listed for the 3412 Fire Pump?
This record lists Non-certified; available for global non-regulated areas for the Caterpillar 3412 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 3412 Fire Pump still in production?
No — the Caterpillar 3412 Fire Pump is discontinued. Its specifications and datasheets remain archived here for reference.
Are reference documents available for the 3412 Fire Pump?
This page links reference documents for the Caterpillar 3412 Fire Pump. Check each document's title, model coverage, revision and rating conditions before using it for selection.