Yuchai
Yuchai YC4D90N-D30
The Yuchai YC4D90N-D30 is a 4.214-litre inline-4 natural gas engine for generator sets, rated at 63 kVA / 50 kWe prime power at 1,500 RPM (50 Hz). It is a liquid-cooled engine built in China.
Overhaul & repair parts- Manufacturer files
- No datasheet
- Last updated
- 2026-06-08
- Package route
- gas generator sets
- Prime Power · 50 Hz
- 63 kVA
- Electrical Output
- 50 kWe
- Cylinders
- L4
- Displacement
- 4.214 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 | 60 | 50 | 62.5 |
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Yuchai YC4D90N-D30 overhaul & repair parts
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Yuchai YC4D90N-D30 generator set context
The Yuchai YC4D90N-D30 is listed here as a natural gas generator-drive engine for 50 Hz generator sets, with a headline 63 kVA / 50 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 | Yuchai |
| Model | YC4D90N-D30 |
| Configuration | L4 |
| Cylinders | 4 |
| Displacement | 4.214 L |
| Fuel Type | Natural Gas |
| Ignition Type | Spark Ignition |
| Cooling Method | Liquid-Cooled |
| Emissions Standard | Unregulated |
| Country of Origin | China |
Frequently asked questions
What is the power output of the Yuchai YC4D90N-D30?
The Yuchai YC4D90N-D30 is rated at 63 kVA prime at 50 Hz (1,500 rpm).
Does the YC4D90N-D30 run at 50 Hz or 60 Hz?
The Yuchai YC4D90N-D30 is rated for 50 Hz (1,500 rpm).
What fuel does the Yuchai YC4D90N-D30 use?
The Yuchai YC4D90N-D30 is a Natural Gas generator-set engine.
What is the displacement and cylinder configuration of the YC4D90N-D30?
The Yuchai YC4D90N-D30 is an inline-4 (4-cylinder) engine with a displacement of 4.214 L.
What is the catalog status of the Yuchai YC4D90N-D30?
The Yuchai YC4D90N-D30 is marked active in this database. Confirm current production and availability with the manufacturer; catalog status is not a live supply check.