Fuse Block Fits Fuse Type Industrial Fuse UL Class R 201 to 400 A Number of Poles 2 250V AC/DC For Fuse Size 8 5/8 in L x 2 3/8 in dia Compatible Fuse Series A2D-R A2K-R FLNR FRN-R KLNR KTN-R KWN-R LLNRK LPN-RK TR-R Series RM Nonindicating Rejection Fuse Block Design Open Wire Range 4 AWG to 600 MCM Mounting Style Bolt-Down DIN Rail Body Material Thermoplastic Connector Type Box Lug Height 4.8 in Width 7.3 in Length 10.11 in