Closed Liquid Level Switch, Switch Function Selectable, Vertical Open Tank Mounting, Tank Connection Size 1/8 in NPT, Max. Pressure 150 psi, VA Rating 30, Operating Temp. Range 221 Degrees F Max, Overall Length 2.25 in, Float Material Buna-N, Float Length 1 in, Float Dia. 1.0 in, Stem Material PBT, Stem Length 1.63 in, Height 2.25 in, Width 1 in, Contact Form SPST, Max. Current 0.28 A, Max. Voltage 240 V, Body Material PBT, Conduit Size 1/8 in, Standards CE, CSA, FLORIDA DEP EQ682, UL Listed This switch mounts on the top and bottom surfaces of a tank or vessel to actuate High/Low alarms or controls for motor starters, contactors, solenoids, and relays. The encapsulated, dependable, magnetically coupled dry reed switch is designed to deliver more than 5 million switching cycles at rated ele.