Quick make, quick break switch, inverse time element tripping operation and trip free handle. Thermal-magnetic trip curve. #14 - 8 wire range 15 to 30 amp, #14 - 2 wire range 40 to 70 amp, #10 - 1/0 wire range 100 amp. UL Listed, HACR rated, meets NEMA standards and federal specifications, CSA certified. 120/240 volt. 10,000 AIR. 3/4" per pole.