Bussmann 40A FRN-R Cartridge Heavy-Duty Time Delay Cartridge Fuse (2-Pack)

Heavy-duty time delay FRN-R easyID cartridge fuse makes it easy to locate the open fuse when the power goes out. The separate overload and short-circuit elements of the Fusetron fuse allow harmless, temporary overloads to pass while reacting quickly to short-circuit current levels. UL (Underwriter's Laboratories) listed Class RK5, ferrule ends. 250V.