General Purpose Switch, Ambient Temperature - Maximum 227 Degrees F, 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 12.6 gpm, Flow Rate - Minimum 5.8 gpm, Flow Switch Type Paddle, For Pipe Size 1 in, 6 in, Housing Material Brass, Media Temperature - Maximum 227 Degrees F Featuring a sensitivity adjusting screw to ease flow adjustments, this MCDONNELL & MILLER general-purpose switch has an In-line configuration that eliminates the need for a pipe tee. Switch is ideal for general-purpose applications requiring low-flow rate sensitivity and is suitable for use in starting and stopping electrically-operat.