The CSS Series and CSC Series of current pressure switches from Setra Systems utilize magnetic current sensing technology. They are intended for HVAC/R, industrial, and lighting applications that use electric motors to drive fans, pumps, and blowers, and for sensing the status of heating coils and lighting. These solid-state switches are offered with industry standard 135 Amp or 200 Amp output. The CSS series features three models, which are available with setpoints as low as 0.25 Amps. The CSC series features five models, which are available with setpoints as low as 0.15 Amps. The adjustable setpoint models can be adjusted to signal either loss of load or overload conditions. Switch load capacity is 1 Amp @ 30 V AC/DC maximum.