Fuse Block, Fits Fuse Type Industrial, Fuse UL Class J, 401 to 600 A, Number of Poles 2, 600V AC/300V DC, For Fuse Size 8 in L x 2 1/2 in dia, 8 in L x 2 19/32 in dia, Compatible Fuse Series A4J, AJT, DFJ, HSJ, JKS, JLS, JTD, JTD-ID, LDFJ, LPJ, LPJ-I, Series JM, Nonindicating, Nonrejection, Fuse Block Design Open, Wire Range 4 AWG to 500 MCM, Mounting Style Bolt-Down; DIN Rail, Body Material Thermoplastic, Connector Type Box Lug, Height 6 in, Width 9.5 in, Length 9.3 in