Flow Switch, Ambient Temperature - Maximum 151 Degrees F, Ambient Temperature - Minimum 32 Degrees F, Connection Size 1 in, Connection Type NPT, Contact Rating (AC) 10 A @ 125/250V, Contact Rating (DC) 15A @125/250VAC, Filter Rating - Maximum Not Applicable, Flow Rate - Maximum 9.5 gpm, Flow Rate - Minimum 4.5 gpm, Flow Switch Type Paddle, For Pipe Size 1 in, Frequency 60 Hz, Hazardous Location Specification Not Applicable, Horsepower - Maximum 1/3 hp, Housing Material Brass