Check the listing for details. MADISON M3326-NPT ClosedLiquidLvlSwtch,Plastic,120V 5DYC4. Condition: New. Listed at 46.18 USD. Closed Liquid Level Switch, Switch Function Open On Rise, Vertical Open Tank Mounting, Tank Connection Size 1/8 in NPT, Max. Pressure 50 psi, VA Rating 15, Operating Temp. Range 221 Degrees F Max, Overall Length 1.85 in, Float Material Polypropylene, Float Length 0.63 in, Float Dia. 0.58 in, Stem Material Polypropylene, Stem Length 1.24 in, Height 1.68 in, Width 0.58 in, Contact Form SPST, Max. Current 0.12 A, Max. Voltage 240 V, Body Material Polypropylene, Conduit Size 1/8 in 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 electrical load.