Bussmann BP/S-20 20 Amp Type S Time-Delay Dual-Element Plug Fuse Rejection Base, 125V UL Listed Carded, 2-Pack Quantity: 2 Pack 2 Pack, 20A, Type S Plug Fuse Time Delay Fusetron Heavy Duty Size Rejecting Plug Fuse Use to protect critical motor circuits or motors that cycle on/off frequently Features non-interchangeable body An industrial/commercial grade product with dual-element construction This fuse threads into SA adaptors