Weichai Power WP15 Hydrogen Engine Certified

Weichai Group (HKG:2338) announced on July 10, 2026 that its WP15 hydrogen direct-injection engine for heavy-duty vehicles passed China VI emission certification tests on July 3 at the China Automotive Technology and Research Center This is the first heavy-duty hydrogen internal combustion engine in China and the world to comply with the China VI standard. The engine features a 14.6-liter displacement, 600 hp, 2,800 Nm torque, and 46.8% brake thermal efficiency. With over 90% component commonality with conventional engines, it reduces costs and is suitable for long-haul trucks, mining dump trucks, port equipment, steel mill vehicles, and hydrogen power generators. Weichai plans to accelerate mass production and support national hydrogen demonstration projects.