Bussmann Fusetron™ Time Delay Fuse, Current Limiting, Series: FRN-R, Non-Indicating, Rejection, 2.8 A, 250 VAC/125 VDC, 200/20 kA Interrupt, Class: RK5, 8 sec Response, Ferrule Terminal, Holder Mount, Cylindrical Body, Dual Element, Fiberglass, 0.56 in Dia x 2 in L Body Size