... /H-B Room Temp: - 10c~10c Compressor- COPELAND R404a/400~415V/3/50Hz Condensing units ... shopping malls, restaurants etc.Standard component includs:Compressor ( different brand, Tecumesh, Copeland, Danfoss etc)Condensor, Fan motor, filter drier, ... only.Optional unit:Phrase protector Relay, Electric Fan speed control, Timer Relay, Main Switch, Contactor, Suction Accumulator. Air cooled Condensing Unit