MAN Medium-Duty Engine
The preferred choice for workboats, regardless of weather conditions, workboats, pilot boats, and patrol vessels operate day and night to transport personnel, cargo, and perform surveillance duties. They require engines that are both reliable and affordably priced. MAN medium-duty engines, ranging from 412 kW (560 hp) to 1029 kW (1400 hp), deliver the robust power your vessel demands while meeting requirements for reliability and low operating costs.
Related Submodels:
| Model | kW/hp | Number of cylinders |
|---|---|---|
| D2676LE432 | 373/500 – 588/800 | 6 |
| D2676LE435 | 373/500 – 588/800 | 6 |
| D2676LE422 | 373/500 – 588/800 | 6 |
| D2676LE425 | 373/500 – 588/800 | 6 |
| D2868LE422 | 373/500 – 588/800 | 8 |
| D2868LE425 | 373/500 – 588/800 | 8 |
| D2868LE443 | 588/800 – 882/1200 | 8 |
| D2862LE422 | 588/800 – 882/1200 | 12 |
| D2862LE432 | 588/800 – 882/1200 | 12 |
| D2862LE463 | 882/1200 – 1618/2200 | 12 |
| D2862LE466 | 882/1200 – 1618/2200 | 12 |
| D2862LE483 | 882/1200 – 1618/2200 | 12 |
MAN Medium-Duty Engine Technical Specifications (2100 rpm)

Description:
- The medium-duty engine has an annual rated operating time of 3000 hours, with 50% of that time capable of full-load operation;
- Emission standards:
- IMO Tier 2, EPA Tier 3, RCD 94/25/EC, 97/68/EC, China Tier 2 Recreational
- IMO Tier 2, EPA Tier 3, RCD 94/25/EC, 97/68/EC, China 2 recreational
- IMO Tier 2, RCD 94/25/EC, SAV/BSO, 97/68/EC, China 2 recreational
- IMO Tier 2, RCD 94/25/EC, 97/68/EC, China 2 recreational
- IMO Tier 2, RCD 94/25/EC, China 2 recreational
- IMO Tier 2, 97/68/EC, China 2 recreational
- IMO Tier 2, China 2 recreational
Notes:
- EPA Tier 3 applies only to commercial/official vessels;
- EPA Tier 3 applies only to recreational vessels.
