Miniature Circuit Breaker, Amps 30 A, AC Voltage Rating 277V AC, Circuit Breaker Type Standard, Number of Poles 1, DC Voltage Rating 125V DC, Circuit Breaker Actuator Toggle, Circuit Breaker Mounting Style Bolt On, Compatible Panelboard/Load Center Series 1A, Phase Single, Series GHB, Max. AIR Rating 14kA at 277V AC, For Use With Eaton Powerline Panelboards, Terminal Connection Screw Clamp, Frame Size 100/GHB, Length 4.0 in, Width 1 in, Depth 2.63 in, Min. Operating Temp. -4 Degrees F