121050-R4 Fuse by S & C Electric SM-4 FUSE REFILL UNIT FOR S&C POWER FUSE 7.2 KV AMPS: 30E TCC: 153-4 Reconditioned Inventory Code: B Make an Offer Send to a Friend Type: SM-4 Current Rating: 30E Voltage: 7.2KVAC WHSE Code: F1C2 Return To Electrical Fuses