40SE4 Fuse Link by Eaton, Cutler Hammer or Westinghouse EATON INDUSTRIAL FUSELINKS 40 AMPS 550 VAC 80 kA CAT# 40SE4 New Surplus Inventory Code: J Make an Offer Send to a Friend Current Rating: 40A Voltage: 550VAC WHSE Code: F6B3 Return To Electrical Fuses