Fuse, 3 1/2 A, 250V AC, 250V DC, Class RK1, A2D-R Series, Nonindicating, Time Delay, Body Style Cylindrical, Rejection, Interrupt Rating 100kA at 250V DC, 200kA at 250V AC, Fuse Size 2 in L x 9/16 in dia, Length 2 in, Diameter 9/16 in, Equivalent Brand and Series Bussmann LPN-RK-SPI, Littelfuse LLNRK-ID, Mersen A2D-R, Equivalent Series A2D-R, LLNRK-ID, LPN-RK-SPI, Compatible Fuse Block Series 2HKRFB, Body Material Polyester, Dual Element