FA26020AB Square D Circuit Breaker FA I-Line, 20A, 2P, 600VAC/250VDC, Line Side I-Line Connection, Phase Connection AB, Load Side Lugs, 14-4 AWG Al/Cu, Thermal Magnetic, 80% Rated, Interrupting Current 25k at 240V / 18k at 480V / 14k at 600V Molded Case