Low Flow Switch, 1 In. with Tee,Speed, Ambient Temperature - Minimum 32 Degrees F, Connection Size 1 in, Connection Type NPT, Contact Rating (AC) 22.2 A @ 240V (Locked Rotor), 3.7 A @ 240V (Full Load), 44.4 A @ 120V (Locked Rotor), 7.4 A @ 120V (Full Load), Flow Rate - Maximum 4.5 gpm, Flow Rate - Minimum 2 gpm, Flow Switch Type Paddle, For Pipe Size 1 in, Media Temperature - Minimum 32 Degrees F, Overall Height 6.9 in, Overall Length 3.4 in, Overall Width 3 in