Caterpillar
Caterpillar D333C
3300 Series
Caterpillar D333C discontinued legacy engine. Model and horsepower range cross-checked against Caterpillar parts compatibility and legacy engine listing sources; using the upper published rating as representative power.
Overhaul & repair parts- Manufacturer files
- 1 datasheet
- Last updated
- 2026-08-04
- Package route
- diesel generator sets
- Mechanical Output
- 224 kW
- Cylinders
- L6
- Rated Speed
- 1,500 RPM
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Caterpillar D333C overhaul & repair parts
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Caterpillar D333C generator set context
The Caterpillar D333C is listed here as a diesel generator-drive engine for 50 Hz generator sets, with a headline 224 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 | D333C |
| Series | 3300 Series |
| Configuration | L6, diesel |
| Cylinders | 6 |
| Fuel Type | Diesel |
| Ignition Type | Compression Ignition |
| Cooling Method | Liquid-Cooled |
| Emissions Standard | Unregulated |
| Country of Origin | United States |
Frequently asked questions
What fuel does the Caterpillar D333C use?
The Caterpillar D333C is a diesel generator-set engine.
What is the cylinder configuration of the D333C?
The Caterpillar D333C is an inline-6 (6-cylinder) engine.
Is the D333C still in production?
No — the Caterpillar D333C is discontinued. Its specifications and datasheets remain archived here for reference.
Are reference documents available for the D333C?
This page links reference documents for the Caterpillar D333C. Check each document's title, model coverage, revision and rating conditions before using it for selection.