HD Hyundai Engine Company (HEC) is a subsidiary of HD Hyundai Heavy Industries (HHI), located in Daebul Industrial Complex, Yeongam-gun, Jeollanam-do, specialized in producing HiMSEN DF(4-Stroke Dual-Fuel) engines applied in marine and stationary power generation and propulsion system.

HiMSEN engine, a national core technology product developed by HHI, has produced 15,000 units (as of the end of 2022) and holds a 25% market share in the global 4-stroke engine market.

The latest facilities and systems are built to produce 17 models of the engine (from HiMSEN H35DF to H54DF), with power range from 2,880 kW to 26,460 kW.

We have refurbished existing facilities to build new production facilities specialized in dual-fuel engines and can produce about 100 HiMSEN units per year. By continuously expanding production capacity and building smart factories, we plan to provide high quality and service to our customers in safe workplaces with a production capacity of more than 200 units after 2023.

Through continuous development and proactive facility investment in Eco-friendly products, HEC will grow into a company that specializes in producing not only LNG DF engines but also methanol, ammonia, and hydrogen fuel engines.