Panel Mount Circuit Breaker Amps 40 A AC Voltage Rating 277V AC Terminal Connection #10-32 Screw DC Voltage Rating 80V DC Magnetic Number of Poles 1 Circuit Breaker Actuator Toggle Max AIR Rating 1.5kA at 120/240V AC Curve Type Medium Phase 1 Mounting Type Threaded Insert Actuator Color Black Actuator Legend I/O On/Off Panel Cutout Size 2.187 in x 0.770 in Max Panel Thickness 0.1 in Mounting Hole Thread Size #6-32 Max Wire Size Not Specified Length 2.0 in Width 0.75 in