EATON CORPORATION HMCP400X5C / HMCP400X5C (USED) CIRCUIT BREAKER, MOLDED CASE, SERIES C, 3-POLE, 3 PHASE, 600 VAC MAX, 250 VDC MAX, 400 AMP, THERMAL MAGNETIC, 2000-4000 TRIP RANGE, NEMA STARTER SIZE 5.
eBay