Bussmann S-3-2/10BC 3-2/10 Amp Type S Time-Delay Dual-Element Plug Fuse Rejection Base, 125V UL Listed 1-In Bag 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