“SGP M450” 450kW gas cogeneration system
Tokyo, July 4, 2025 – Mitsubishi Heavy Industries Engine & Turbocharger, Ltd. (MHIET), a part of Mitsubishi Heavy Industries (MHI) Group, announces a new lineup to SGP M450, a gas cogeneration system jointly developed with Toho Gas Co., Ltd., capable of hydrogen co-firing at a maximum of 15 vol%, with power output of 450kW. It is launched for Japan market at present.
To allow for hydrogen co-firing, the two companies modified the fuel gas and engine control systems of the GS6R2 city gas mono-firing engine to develop a hydrogen co-firing engine. More than 500 hours of demonstration testing was conducted at…


