The versatile Si-2052 is suitable for replacement of some market standards drain pumps used in cassette type air-conditioning units up to 20 kW. The centrifugal technology inside this pump is specifically designed for removing condensates continuously, in any kind of environment, with a very low sound level. The single level detection unit can be used as a safety contact (NC) to cut off automatically the air conditioning system compressor or a solenoid valve. Kit contents Centrifugal pump 850mm cable with wire-to-wire connector High level safety detection unit (DET01550, 900mm cable). Stainless steel screw for detection unit.