automatic reset high, low & condenser fan cycling pressure switches. fan cycling lo-pres. open 170 psi, close 250 psi, +/- 15psi high pressure spst open on pressure rise low pressure spst open on pressure fall condenser fan cycling spst open on pressure fall. 1/4" female sae connection snap acting ss hermetically sealed sensor (shp, slp & sfc) small size and light weight for direct mounting excellent set point repeatability/stability pressure range: 0 to 650 psi, burst pressure: 5000 psi life @ rated load: 100,000 cycles rated voltage: 50/60 hz., 24/120/240 v (6 rla, 36 lra) temperatures: ambient 20°f to 176°f (-30°c to 80°c) fluid 60°f to 250°f (-50°c to 120°c)