Square D™ MJA263002 Molded Case Circuit Breaker, 600 VAC, 300 A, 100 kA at 240 VAC, 65 kA at 480 VAC, 25 kA at 600 VAC Interrupt, 2 Poles, Electronic Basic ET 1.0 LI/Non-Interchangeable Trip

Square D™ I-Line™ PowerPact™ Molded Case Circuit Breaker, 600 VAC, 300 A, 50/60 Hz, 100 kA at 240 VAC, 65 kA at 480 VAC, 25 kA at 600 VAC Interrupt, M Frame, Electronic Basic ET 1.0 LI/Non-Interchangeable Trip, 600 to 3000 A Trip, 2 Pole, 1, Manual Actuator, Line/Load Lug, 3/0 AWG to 500 kcmil Al/Cu Wire, Plug-In Mount, -22 to 158 deg F