Square D™ Molded Case Circuit Breaker, Standard Type LA, 600 VAC/250 VDC, 400 A, 50/60 Hz, 25 kA at 600 VAC/42 kA at 240 VAC/30 kA at 480 VAC/250 VDC/600 VAC Interrupt, L Frame, Thermal Magnetic Trip, 2000/4000 A Trip, 3 Pole, 3 ph, I-Line™, 1 AWG to 600 kcmil, (2) 250 kcmil Wire, Plug-On Mount, 104 deg F, 5.84 in L x 6 in W x 5.8 in D x 11 in H