United Electric (UE) P/N 1XSWHLTH1-W074, -40 to 1000 F Set Point Range, Remote Bulb Sensor, 2.5" Sensor Length, SPST 70-240 VAC VDC at 0.1 A Discrete Input Powered Switch, 2-Wire Discrete Input Power for 110 and 230 VAC VDC and 125 VDC Logic Solver Supply