Square D™ MGL36400SA Molded Case Circuit Breaker, 600 VAC, 400 A, 65 kA at 240 VAC, 35 kA at 480 VAC, 18 kA at 600 VAC Interrupt, 3 Poles, Electronic Basic ET 1.0 LI/Non-Interchangeable Trip

Square D™ PowerPact™ Molded Case Circuit Breaker, 600 VAC, 400 A, 50/60 Hz, 65 kA at 240 VAC, 35 kA at 480 VAC, 18 kA at 600 VAC Interrupt, M Frame, Electronic Basic ET 1.0 LI/Non-Interchangeable Trip, 400 A Trip, 3 Pole, 3, Manual Actuator, Line/Load Lug, 3/0 AWG to 500 kcmil Al/Cu Wire, Unit Mount, -22 to 158 deg F, 12.86 in H x 8.27 in W x 8.07 in D