Busway, I-Line, plug in, tap box, 400A, 600VAC, aluminum, 600A, 600 VAC, copper, 3 phase, 4 wire, integral ground bus

SQUARE D PBTB506G SQUARE D BUSWAY PLUG-IN TAP BOX 600A 3-PHASE 4-WIRE 400 A-600 A 600 V AC 50 CAPACITY INTEGRAL GROUND BUS ALUMINUM AND COPPER BUSWAYS BUSWAY TAP BOX I-LINE