Caterpillar
Caterpillar G3520C
3500
Caterpillar G3520C — 84.2 L V20 spark-ignited biogas generator engine (Cat G3500 series). 1984 ekW continuous at 1500 rpm (1950 ekW @ 60 Hz); landfill/biogas variant with ADEM control. Source: Cat 2024 Electric Power Ratings Guide.
Overhaul & repair parts- Manufacturer files
- 2 datasheets
- Last updated
- 2026-06-11
- Package route
- gas generator sets
- Prime Power · 50 Hz
- 2,480 kVA
- Electrical Output
- 1,984 kWe
- Cylinders
- V20
- Displacement
- 84.2 L
- Rated Speed
- 1,500 / 1,800 RPM
Power Ratings
kWm = mechanical shaft power · kWe = electrical output · kVA = kWe ÷ 0.8 pf
50 Hz1500 RPM
| kWm | kWe | kVA | |
|---|---|---|---|
| Prime Power | — | 1984 | 2480 |
60 Hz1800 RPM
| kWm | kWe | kVA | |
|---|---|---|---|
| Prime Power | — | 1950 | 2437.5 |
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Caterpillar G3520C overhaul & repair parts
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Caterpillar G3520C generator set context
The Caterpillar G3520C is listed here as a biogas generator-drive engine for 50 Hz and 60 Hz generator sets, with a headline 2,480 kVA / 1,984 kWe / prime 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 | G3520C |
| Series | 3500 |
| Configuration | V20 |
| Cylinders | 20 |
| Displacement | 84.2 L |
| Fuel Type | Biogas |
| Ignition Type | Spark Ignition |
| Cooling Method | Liquid-Cooled |
| Emissions Standard | U.S. EPA Stationary |
| Country of Origin | United States |
Frequently asked questions
What is the power output of the Caterpillar G3520C?
The Caterpillar G3520C is rated at 2,480 kVA prime at 50 Hz (1,500 rpm); and 2,438 kVA prime at 60 Hz (1,800 rpm).
Does the G3520C run at 50 Hz or 60 Hz?
The Caterpillar G3520C is available for both 50 Hz (1,500 rpm) and 60 Hz (1,800 rpm).
What fuel does the Caterpillar G3520C use?
The Caterpillar G3520C is a Biogas generator-set engine.
What is the displacement and cylinder configuration of the G3520C?
The Caterpillar G3520C is a V20 (20-cylinder) engine with a displacement of 84.2 L.
What emissions information is listed for the G3520C?
This record lists U.S. EPA Stationary for the Caterpillar G3520C. 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.
What is the catalog status of the Caterpillar G3520C?
The Caterpillar G3520C is marked active in this database. Confirm current production and availability with the manufacturer; catalog status is not a live supply check.
Are reference documents available for the G3520C?
This page links reference documents for the Caterpillar G3520C. Check each document's title, model coverage, revision and rating conditions before using it for selection.