FlowSwitch, Ambient Temperature - Maximum 140 Degrees F, Ambient Temperature ...Flow Switch, Ambient Temperature - Maximum 140 Degrees F, Ambient Temperature - Minimum -14 Degrees F, Connection Size 1 in, Connection Type FNPT, Contact Rating (AC) 45 mA @ 30V, Contact Rating (DC) 65 mA @ 42V, Flow Rate - Maximum 0.64 gpm, Flow...more