Riedell Process Cooler/Chiller, Model PC 1601.M6LZA. Unit designed to run R407C refrigerant. Maximum flow rate of 2,640 gallons per hour (10 cubic meters per hour). Tank volume measures 600L. Temperature range from 5 degrees Celsius to 35 degrees Celsius. Driven by 460 V, 3-phase, 60 Hz motor. New in 2012 and in very good condition.