Caterpillar
Caterpillar 3512
3500 Series
Caterpillar 3512 discontinued/non-current 3500-series diesel generator engine. Cat H-CPC marks the 3512 50 Hz upgradeable package as Non-Current and links a Cat 3512 diesel generator set spec sheet.
Overhaul & repair parts- Manufacturer files
- 1 datasheet
- Last updated
- 2026-08-11
- Package route
- diesel generator sets
- Mechanical Output
- 1,120 kW
- Cylinders
- V12
- Rated Speed
- 1,500 RPM
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Caterpillar 3512 overhaul & repair parts
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Caterpillar 3512 generator set context
The Caterpillar 3512 is listed here as a diesel generator-drive engine for 50 Hz generator sets, with a headline 1,120 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 | 3512 |
| Series | 3500 Series |
| Configuration | V-12 turbocharged-aftercooled diesel generator engine |
| Cylinders | 12 |
| Fuel Type | Diesel |
| Ignition Type | Compression Ignition |
| Cooling Method | Liquid-Cooled |
| Emissions Standard | Cat non-current generator-set literature |
| Certifications | Caterpillar Non-Current product page |
| Country of Origin | United States |
Frequently asked questions
What fuel does the Caterpillar 3512 use?
The Caterpillar 3512 is a diesel generator-set engine.
What is the cylinder configuration of the 3512?
The Caterpillar 3512 is a V12 (12-cylinder) engine.
What emissions information is listed for the 3512?
This record lists Cat non-current generator-set literature for the Caterpillar 3512. 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 3512 still in production?
No — the Caterpillar 3512 is discontinued. Its specifications and datasheets remain archived here for reference.
Are reference documents available for the 3512?
This page links reference documents for the Caterpillar 3512. Check each document's title, model coverage, revision and rating conditions before using it for selection.