KWFS IP65 SPDT Brass Wetted Liquid Flow Switch for HVAC and Chiller Systems
QYD(W) Waterproof Differential Pressure Switch with IP65 Protection 0.5~6 Bar Range and 125VDC/250VDC Supply Voltage
K2000 Series Differential Pressure Gauge with IP67 Protection for Cleanroom Monitoring and 30Pa~10KPa Range