VMAN
VMAN C03B1
The VMAN C03B1 is a 2.5-litre inline-4 diesel engine for generator sets, rated at 50 kVA / 40 kWe standby power at 1,800 RPM (60 Hz). It is a liquid-cooled engine built in China.
- Standby Power · 60 Hz
- 50 kVA
- Electrical Output
- 40 kWe
- Cylinders
- L4
- Displacement
- 2.5 L
- Rated Speed
- 1,800 RPM
Power Ratings
kWm = mechanical shaft power · kWe = electrical output · kVA = kWe ÷ 0.8 pf
60 Hz1800 RPM
| kWm | kWe | kVA | |
|---|---|---|---|
| Prime Power | 40 | 36 | 45 |
| Standby Power | 44 | 40 | 50 |
VMAN C03B1 generator set context
The VMAN C03B1 is listed here as a diesel generator-drive engine for 60 Hz generator sets, with a headline 50 kVA / 40 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 | VMAN |
| Model | C03B1 |
| Configuration | L4 |
| Cylinders | 4 |
| Displacement | 2.5 L |
| Fuel Type | Diesel |
| Ignition Type | Compression Ignition |
| Cooling Method | Liquid-Cooled |
| Emissions Standard | Unregulated |
| Country of Origin | China |
Frequently asked questions
What is the power output of the VMAN C03B1?
The VMAN C03B1 is rated at 50 kVA standby / 45 kVA prime at 60 Hz (1,800 rpm).
Does the C03B1 run at 50 Hz or 60 Hz?
The VMAN C03B1 is rated for 60 Hz (1,800 rpm).
What fuel does the VMAN C03B1 use?
The VMAN C03B1 is a diesel generator-set engine.
What is the displacement and cylinder configuration of the C03B1?
The VMAN C03B1 is an inline-4 (4-cylinder) engine with a displacement of 2.5 L.
Is the VMAN C03B1 still in production?
Yes — the VMAN C03B1 is a current production model.
Is a datasheet available for the C03B1?
Yes — an official VMAN datasheet for the VMAN C03B1 can be downloaded from this page.
Related Engines
Reference
- Canonical page
- /engines/vman-c03b1
- Last database update
- 2026-06-08
- Manufacturer files
- 1 datasheet linked
Need this engine?
Need a generator package using this engine? Haifeng Machinery can help with sizing, alternator selection, controller, enclosure, voltage, and compliance support.
Get a Quote ↗Or browse Haifeng's diesel generator sets ↗