The LF20 pressure switch is specifically designed to stand up to extended duty applications. This switch is factory set but capable of field adjustment. It features a Kapton diaphragm for compatibility with a wide variety of fluids, and various terminations including a metric-pack connector that forms a tight seal when connected. It can be widely used for pool and spa, anti-skid braking systems, water pump systems, and dental air compressors. Below are some technical details for LF20 Media:Air, motor oils, transmission oils, jet fuels and other similar hydrocarbon media; water Pressure Set Pointï¼?from 0.5 to 150 PSI Max Operating Pressureï¼?150 PSI for 0.5-24 PSI set point range 250 PSI for 25-150 PSI set point range Contact Arrangementï¼?SPDT or SPST Terminalsï¼?#8-32 screws, 1/4 blade Connectionï¼?1/8"NPT , 1/4"NPTï¼? G1/8" , G1/4" For LF20, we also got LF20 vacuum switches type, any similar requests, please contact with us