Pressure Switch, Differential 7.4 to 33.6 psi, Range 5 to 250 psi, Port Type 1-Port 1/4-18 in FNPT, Contact Form 1NO/1NC, NEMA Rating 1, Actuation Type Diaphragm, Action Standard, Series 9012G, Ambient Temp. Range -10 Degrees to 185 Degrees F, Media...