Pressure Switch, Contact Form SPDT, Housing Type Conduit Box, Input Voltage 120/240V AC, Maximum Differential Pressure Setting 150 psig, Maximum Operating Temperature 180 Degrees F, Maximum Pressure Setting 150 psig, Minimum Differential Pressure Setting 5 psig, Minimum Operating Temperature 0 Degrees F, Minimum Pressure Setting 5 psig, Mounting Orientation Vertical, Number of Switches 1, Reset Type Automatic Reset, Sample Line Connection Size 1/4 in, 1/2 in, Sample Line Connector Type NPT