Fuse Block Fits Fuse Type Industrial Fuse UL Class T 101 to 200 A Number of Poles 3 300V AC/DC For Fuse Size 2 7/16 in L x 1 1/16 in dia 2 7/16 in L x 7/8 in dia Compatible Fuse Series A3T JJN JLLN TJN Series 3TFB Nonindicating Nonrejection Fuse Block Design Open Wire Range 350 MCM Mounting Style Bolt-Down Body Material Glass Filled Polycarbonate Connector Type Box Lug Height 2.61 in Width 6 in Length 6 in Spring Reinforced Clip Yes Features Unique Adder Block Design