Fuse Block Fits Fuse Type Industrial Fuse UL Class R 201 to 400 A Number of Poles 1 600V AC/300V DC For Fuse Size 8 5/8 in L x 2 3/8 in dia Compatible Fuse Series A6D-R A6K-R FRS-R KLSR KTS-R KWS-R LLSRK LPS-RK TRS-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 3.61 in Length 9.5 in Features Built-In Lockout/Tagout