Caterpillar
Caterpillar C18 DE850E0 50 Hz Legacy Genset
C18
Caterpillar C18 DE850E0 50 Hz Legacy Genset discontinued/non-current diesel generator-set package. Cat H-CPC marks the source page as Non-Current and links the official LEHE1817-06 Cat spec sheet validating the 850 kVA standby / 770 kVA prime rating.
Overhaul & repair parts- Manufacturer files
- 1 datasheet
- Last updated
- 2026-08-11
- Package route
- diesel generator sets
- Mechanical Output
- 680 kW
- Cylinders
- L6
- Displacement
- 18.1 L
- Rated Speed
- 1,500 RPM
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Caterpillar C18 DE850E0 50 Hz Legacy Genset overhaul & repair parts
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Caterpillar C18 DE850E0 50 Hz Legacy Genset generator set context
The Caterpillar C18 DE850E0 50 Hz Legacy Genset is listed here as a diesel generator-drive engine for 50 Hz generator sets, with a headline 680 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 | C18 DE850E0 50 Hz Legacy Genset |
| Series | C18 |
| Configuration | C18 inline-6 four-cycle diesel generator-set engine |
| Cylinders | 6 |
| Displacement | 18.1 L |
| Fuel Type | Diesel |
| Ignition Type | Compression Ignition |
| Cooling Method | Liquid-Cooled |
| Emissions Standard | Low BSFC |
| Certifications | Caterpillar Non-Current product page, Official Caterpillar spec sheet |
| Country of Origin | United States |
Frequently asked questions
What fuel does the Caterpillar C18 DE850E0 50 Hz Legacy Genset use?
The Caterpillar C18 DE850E0 50 Hz Legacy Genset is a diesel generator-set engine.
What is the displacement and cylinder configuration of the C18 DE850E0 50 Hz Legacy Genset?
The Caterpillar C18 DE850E0 50 Hz Legacy Genset is an inline-6 (6-cylinder) engine with a displacement of 18.1 L.
What emissions information is listed for the C18 DE850E0 50 Hz Legacy Genset?
This record lists Low BSFC for the Caterpillar C18 DE850E0 50 Hz Legacy Genset. 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 C18 DE850E0 50 Hz Legacy Genset still in production?
No — the Caterpillar C18 DE850E0 50 Hz Legacy Genset is discontinued. Its specifications and datasheets remain archived here for reference.
Are reference documents available for the C18 DE850E0 50 Hz Legacy Genset?
This page links reference documents for the Caterpillar C18 DE850E0 50 Hz Legacy Genset. Check each document's title, model coverage, revision and rating conditions before using it for selection.