Mersen Ferraz Shawmut Fuse Block, Open Style, 600 VAC/VDC, 100 A, 3 Poles, 3 Phase, Class: H/K, Fuse Holder Code: E, Box Lug, 6 to 2/0 AWG Wire, Threaded Mount, For Use With: OTS, RFS, A6Y Types 1 and 3 CRS, NRS Fuse, Glass Reinforced Polycarbonate, 10.08 in L x 5.8 in W x 2.48 in H