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Spheros to Debut R290-Based Thermal Management System at Busworld 2025

Spheros, a German manufacturer of thermal management systems for buses and coaches, has announced its plans to unveil a new propane (R290)-based air-conditioning unit at Busworld 2025 in Brussels this October, expanding its lineup of natural refrigerant systems.The REVO-E R290 is a fully electric emissions-free rooftop system and is the latest addition to Spheros’s REVO-E series, which has included the CO2 (R744)-based REVO-E HP R744 model since 2021. The series also features the REVO-GLOBAL, which uses R407c – a synthetic refrigerant and per- and polyfluoroalkyl substance (PFAS) with a…

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