IQPSUI480 by Eaton, Cutler Hammer or Westinghouse EATON IQ UNIVERSAL POWER SENTINEL 277/480 VAC 3 PHASE 400 AMPS MAX. 50/60 HZ CAT# IQPSUI480 STYLE# 4D1311G13 New Surplus Inventory Code: A Make an Offer Send to a Friend WHSE Code: M2B2 Return To Misc Electrical Components and Parts