Flow Switch Ambient Temperature - Maximum 176 Degrees F Connection Size 1 in Connection Type NPT Contact Rating (AC) 15 A @ 125/250V Contact Rating (DC) 15A @125/250VAC Filter Rating - Maximum Not Applicable Flow Rate - Maximum 1 500 gpm Flow Rate - Minimum 4.5 gpm Flow Switch Type Paddle For Pipe Size 1 in Frequency 60 Hz Hazardous Location Specification Not Applicable Housing Material Brass Media Temperature - Maximum 250 Degrees F Media Temperature - Minimum 32 Degrees F