Square D 9013FHG42J59M1X 40PSI 1/4" Pressure Switch with Unloader [1 Port]

Air Compressor Switch, Air Compressor, Manual Switch Action None, (1) Port, 1/4 in FNPS, Pressure Switch Factory On/Off Setting 135/175 psi, 1/4 in Compression Pressure Switch Unloader, Pressure Switch Differential 40 psi, Pressure Switch Range 60 to 200 psi, Pressure Switch Electrical Contact Form DPST, Pressure Switch Action Standard, NEMA Rating 1, Series 9013FH, HP @ 1 Phase - 120V 1 1/2 hp, HP @ 1 Phase - 240V 2 hp, HP @ 3 Phase - 240V 3 hp, HP @ 3 Phase - 480V 1 hp