Miniature Circuit Breaker, Amps 25 A, AC Voltage Rating 120/240V AC, Circuit Breaker Type Shunt Trip, Number of Poles 3, DC Voltage Rating Not Rated, Circuit Breaker Actuator Toggle, Circuit Breaker Mounting Style Bolt On, Compatible Panelboard/Load Center Series P1, Phase Three, Series BL, Max. AIR Rating 22kA at 240V AC, For Use With Siemens P1 Panelboards, Terminal Connection Lug, Frame Size 125A/BLH, Length 3 in, Width 3 in, Depth 4 in, Min. Wire Size 12 AWG (Al), 14 AWG (Cu)