'Plug In Circuit Breaker, Amps 50, Number of Poles 3, Circuit Breaker Type Shunt Trip, AC Voltage Rating 240VAC, DC Voltage Rating 48VDC, For Use With QO Load Centers and NQOD Panelboards, Series QO, Terminal Connection Box Lug, Min. Wire Size 8 AWG, Max. Wire Size 2 AWG, Length 3.00 In., Width 3.00 In., Depth 2.91 In., Standards UL Listed, CSA Certified, Max. AIR Rating 10kA'