Caterpillar
Caterpillar C18 60 Hz 550-750 ekW Tier III Legacy Genset
C18
Caterpillar C18 60 Hz 550-750 ekW Tier III discontinued/non-current diesel generator-set package. Cat H-CPC marks the source page as Non-Current and links the official LEHE1773-09 Cat spec sheet validating the 550-750 ekW standby and 500-680 ekW prime package range.
Overhaul & repair parts- Manufacturer files
- 1 datasheet
- Last updated
- 2026-08-12
- Package route
- diesel generator sets
- Mechanical Output
- 750 kW
- Cylinders
- L6
- Displacement
- 18.1 L
- Rated Speed
- 1,500 RPM
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Caterpillar C18 60 Hz 550-750 ekW Tier III Legacy Genset overhaul & repair parts
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Caterpillar C18 60 Hz 550-750 ekW Tier III Legacy Genset generator set context
The Caterpillar C18 60 Hz 550-750 ekW Tier III Legacy Genset is listed here as a diesel generator-drive engine for 50 Hz generator sets, with a headline 750 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 60 Hz 550-750 ekW Tier III Legacy Genset |
| Series | C18 |
| Configuration | C18 ACERT inline-6 four-cycle diesel generator-set package |
| Cylinders | 6 |
| Displacement | 18.1 L |
| Compression Ratio | 14.5:1 |
| Fuel Type | Diesel |
| Ignition Type | Compression Ignition |
| Cooling Method | Liquid-Cooled |
| Emissions Standard | EPA Tier III |
| Certifications | Caterpillar Non-Current product page, Official Caterpillar spec sheet |
| Country of Origin | United States |
Frequently asked questions
What fuel does the Caterpillar C18 60 Hz 550-750 ekW Tier III Legacy Genset use?
The Caterpillar C18 60 Hz 550-750 ekW Tier III Legacy Genset is a diesel generator-set engine.
What is the displacement and cylinder configuration of the C18 60 Hz 550-750 ekW Tier III Legacy Genset?
The Caterpillar C18 60 Hz 550-750 ekW Tier III Legacy Genset is an inline-6 (6-cylinder) engine with a displacement of 18.1 L.
What emissions information is listed for the C18 60 Hz 550-750 ekW Tier III Legacy Genset?
This record lists EPA Tier III for the Caterpillar C18 60 Hz 550-750 ekW Tier III 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 60 Hz 550-750 ekW Tier III Legacy Genset still in production?
No — the Caterpillar C18 60 Hz 550-750 ekW Tier III Legacy Genset is discontinued. Its specifications and datasheets remain archived here for reference.
Are reference documents available for the C18 60 Hz 550-750 ekW Tier III Legacy Genset?
This page links reference documents for the Caterpillar C18 60 Hz 550-750 ekW Tier III Legacy Genset. Check each document's title, model coverage, revision and rating conditions before using it for selection.