4M12 for generator set
4M12 series engines have high combustion efficiency, excellent NVH performance and excellent economy.
4M12 series engines have high combustion efficiency, excellent NVH performance and excellent economy.
4M12 series is a new generation of high power density engine independently developed by Weichai, with compact structure and excellent economy. Power coverage of 110-148kW, suitable for 90-132kW generator sets.
| Maximum Power | 181 hp135 kW |
| Minimum Power | 147 hp110 kW |
| Maximum Torque / Speed | / N·m / r/min |
| Emissions | China non-road Stage Ⅲ |
| Series | 4M12 |
| Fuel | Diesel |
| EngineType | Inline 4-cylinder, four-stroke engine |
| Cylinder Number | 4 |
| Valve Number | 4 |
| Bore | 108 mm |
| Stroke | 125 mm |
| Displacement | 4.58 L |
| Aspiration | Turbocharged and aftercooled |
| Compression Ratio | 16.9:1 |
| Combustion System | Electronically controlled high pressure common rail |
| Length | 1220 mm |
| Width | 800 mm |
| Height | 1060 mm |
| Weight - Net Dry (Basic Operating Engine Without Optional Attachments) | 480 kg |
Remarks: Product parameters and pictures are for reference only; subject to change without notice.
| Model | Rated Power/ Speed （kW/rpm） |
Maximum Torque / Speed （N·m/rpm） |
Displacement （L） |
Emission | Technique Route | Adaptable Vehicle |
|---|---|---|---|---|---|---|
| - | - | - | - | - | - | - |