PolyScience LS51MX1A110C LS Series Benchtop Chiller, MX Centrifugal Pump, 14.5 psi Maximum Pressure, -20&deg; to 30&deg;C Temperature Range, 120V/60Hz Optimized for high performance at low temperatures Capable of cooling multiple rotary evaporators WhisperCool Environmental Control System Large, easy to read LED display Space-saving design