Yanmar Obtains Ship Classification Certification for Hydrogen 4-Stroke High-Speed Engine
(Yanmar) Yanmar Power Solutions Co., Ltd., a subsidiary of Yanmar Holdings, has become the first engine manufacturer in Japan to obtain both type approval certificate*1 and NOx certificate*2 from Nippon Kaiji Kyokai (ClassNK) for its pilot-ignition hydrogen-fueled 4-stroke high-speed engine for power generation