Fuse Block Fits Fuse Type Industrial Fuse UL Class T 201 to 400 A Number of Poles 3 300V AC/DC Compatible Fuse Series JLLN Series LFT Nonindicating Nonrejection Fuse Block Design Open Wire Range 250 kcmil to 6 AWG Mounting Style Bolt-Down Body Material Thermoplastic Connector Type Box Lug Height 8.12 in Width 2.38 in Length 6.75 in Spring Reinforced Clip Yes Features Compact Design Low Resistance Connection and Long-Range Reliability Standards CSA Certified UL Listed