Fuse Block Fits Fuse Type High Speed Semiconductor Fuse UL Class Not Class Rated 201 to 400 A Number of Poles 1 700V AC/DC For Fuse Size Various Compatible Fuse Series A30QS A50P A50QS A70P A70QS FWH FWP FWX L25S L50S L70QS Series BH Nonindicating Nonrejection Fuse Block Design Open Wire Range 6 AWG to 250 MCM Mounting Style Bolt-Down Body Material Thermoplastic Connector Type Screw Height 5 in Width 2.66 in Length 3.94 in