Bussmann Low-Peak™ Time Delay Fuse, Current Limiting, Series: LPN-RK, Non-Indicating, Rejection, 40 A, 250 VAC/125 VDC, 300/100 kA Interrupt, Class: RK1, 10 sec Response, Ferrule Terminal, Holder Mount, Cylindrical Body, Dual Element, Melamine, 0.81 in Dia x 3 in L Body Size