Yuchai
Yuchai YC4A180L-D20
4A
The Yuchai YC4A180L-D20 is a 4.84-litre inline-4 diesel engine for generator sets, rated at 138 kVA / 110 kWe standby power at 1,500 RPM (50 Hz). It is a liquid-cooled engine built in China.
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- Manufacturer files
- 1 datasheet
- Last updated
- 2026-05-29
- Package route
- diesel generator sets
- Standby Power · 50 Hz
- 138 kVA
- Electrical Output
- 110 kWe
- Cylinders
- L4
- Displacement
- 4.84 L
- Rated Speed
- 1,500 RPM
Power Ratings
kWm = mechanical shaft power · kWe = electrical output · kVA = kWe ÷ 0.8 pf
50 Hz1500 RPM
| kWm | kWe | kVA | |
|---|---|---|---|
| Prime Power | 111.1 | 100 | 125 |
| Standby Power | 122.2 | 110 | 137.5 |
Yuchai YC4A180L-D20 generator set context
The Yuchai YC4A180L-D20 is listed here as a diesel generator-drive engine for 50 Hz generator sets, with a headline 138 kVA / 110 kWe / 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 | Yuchai |
| Model | YC4A180L-D20 |
| Series | 4A |
| Configuration | L4 |
| Cylinders | 4 |
| Displacement | 4.84 L |
| Fuel Type | Diesel |
| Ignition Type | Compression Ignition |
| Cooling Method | Liquid-Cooled |
| Emissions Standard | China National Stage II / Unregulated |
| Country of Origin | China |
Frequently asked questions
What is the power output of the Yuchai YC4A180L-D20?
The Yuchai YC4A180L-D20 is rated at 138 kVA standby / 125 kVA prime at 50 Hz (1,500 rpm).
Does the YC4A180L-D20 run at 50 Hz or 60 Hz?
The Yuchai YC4A180L-D20 is rated for 50 Hz (1,500 rpm).
What fuel does the Yuchai YC4A180L-D20 use?
The Yuchai YC4A180L-D20 is a diesel generator-set engine.
What is the displacement and cylinder configuration of the YC4A180L-D20?
The Yuchai YC4A180L-D20 is an inline-4 (4-cylinder) engine with a displacement of 4.84 L.
Is the Yuchai YC4A180L-D20 still in production?
Yes — the Yuchai YC4A180L-D20 is a current production model.
Is a datasheet available for the YC4A180L-D20?
Yes — an official Yuchai datasheet for the Yuchai YC4A180L-D20 can be downloaded from this page.