Semiconductor Fuse, 80 A, 500V AC, 500V DC, FWH-B Series, Nonindicating, Fast Acting, Body Style Bolt-On, Nonrejection, Interrupt Rating 200kA at 500V AC, 50kA at 500V DC, Fuse Size 3-5/8 in L x 15/16 in dia, Length 3 5/8 in, Width Not Applicable, Depth Not Applicable, Diameter 15/16 in, Equivalent Brand and Series A50QS, Bussmann FWH, Littelfuse L50S, Mersen A50P, Equivalent Series A50P, A50QS, FWH, L50S, Compatible Fuse Block Series 1BS, Body Material Ceramic, Single Element