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flag Mitsubishi Heavy Industries won Japan’s top energy award for efficient chillers and plant energy cuts.

flag Mitsubishi Heavy Industries won top honors at Japan’s 2025 Energy Conservation Grand Prize. flag MHI Thermal Systems received the Minister of Economy, Trade and Industry Award for its high-efficiency JHT-Y and JHT-YI chillers using low-GWP HFO-1234yf refrigerant, reducing energy use and CO₂ emissions by about 20% compared to older models. flag The Oye Plant at MHI’s Nagoya aerospace facility earned the Agency for Natural Resources and Energy Commissioner’s Award for cutting energy use by 18% per unit and reducing CO₂ emissions by 4,200 tons from 2021 to 2024 through upgrades, automation, and data-driven optimization, with results now standardized across MHI sites.

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