43K050A1 Fuse by Cooper COOPER LIMITER FUSE 4.3 KV MAX. 50 AMPS 50 KA INT. MAX CAT# 43K050A1 New Surplus Inventory Code: Y Make an Offer Send to a Friend Current Rating: 50A Voltage: 4.3KVAC WHSE Code: F2A4 Return To Electrical Fuses