Fuse Block Fits Fuse Type Industrial Fuse UL Class T 0 to 30 A Number of Poles 3 300V AC/DC For Fuse Size 7/8 in L x 13/32 in dia Compatible Fuse Series A3T JJN JLLN TJN Series 3TFB Nonindicating Nonrejection Fuse Block Design Open Wire Range 14 to 2 AWG Mounting Style Bolt-Down Body Material Glass Filled Polycarbonate Connector Type Box Lug Height 1.47 in Width 2.73 in Length 3.65 in Spring Reinforced Clip Yes Features Unique Adder Block Design