Yuchai
Yuchai YCA05120-D40
A05
The Yuchai YCA05120-D40 is a 4.837-litre inline-4 diesel engine for generator sets, rated at 88 kVA / 70 kWe standby power at 1,500 RPM (50 Hz). It is a liquid-cooled engine built in China.
Overhaul & repair parts- Supporting documents
- No documents linked
- Last updated
- 2026-05-29
- Package route
- diesel generator sets
- Standby Power · 50 Hz
- 88 kVA
- Electrical Output
- 70 kWe
- Cylinders
- L4
- Displacement
- 4.837 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 | 71.1 | 64 | 80 |
| Standby Power | 77.8 | 70 | 87.5 |
Ask about Yuchai YCA05120-D40
Choose parts / service or sourcing. Your message includes this model and page link.
Yuchai YCA05120-D40 overhaul & repair parts
Already running a Yuchai YCA05120-D40? Start with the parts you need, then send your nameplate so we can help check the right references for your engine.
Start with engine identification
We do not have a reviewed public parts preview for this model yet. Send the engine details and tell us what needs repair.
Let’s identify the right parts.
The model is the starting point. Serial numbers and build configurations can change which parts fit.
- Take a clear photo of the engine nameplate.
- Tell us what needs repair or replacement.
- Send both in WhatsApp to start a fitment check.
Opens WhatsApp with YCA05120-D40 and your selected categories included. Attach your photos there.
Yuchai YCA05120-D40 generator set context
The Yuchai YCA05120-D40 is listed here as a diesel generator-drive engine for 50 Hz generator sets, with a headline 88 kVA / 70 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.
Also searched as
Technical Specifications
| Brand | Yuchai |
| Model | YCA05120-D40 |
| Series | A05 |
| Configuration | L4 |
| Cylinders | 4 |
| Displacement | 4.837 L |
| Fuel Type | Diesel |
| Ignition Type | Compression Ignition |
| Cooling Method | Liquid-Cooled |
| Emissions Standard | China National Stage IV / Unregulated |
| Country of Origin | China |
Frequently asked questions
What is the power output of the Yuchai YCA05120-D40?
The Yuchai YCA05120-D40 is rated at 88 kVA standby / 80 kVA prime at 50 Hz (1,500 rpm).
Does the YCA05120-D40 run at 50 Hz or 60 Hz?
The Yuchai YCA05120-D40 is rated for 50 Hz (1,500 rpm).
What fuel does the Yuchai YCA05120-D40 use?
The Yuchai YCA05120-D40 is a diesel generator-set engine.
What is the displacement and cylinder configuration of the YCA05120-D40?
The Yuchai YCA05120-D40 is an inline-4 (4-cylinder) engine with a displacement of 4.837 L.
What is the catalog status of the Yuchai YCA05120-D40?
The Yuchai YCA05120-D40 is marked active in this database. Confirm current production and availability with the manufacturer; catalog status is not a live supply check.