Mersen Ferraz Shawmut Fuse Block, Open Style, 250 VAC, 60 A, 3 Pole, 3, Class: R, Box Lug, 14 to 4 AWG Wire, Threaded Mount, For Use With: A2D-R, A2K-R and TR-R Series Fuse, Glass Reinforced Polycarbonate, 4.75 in L x 4.08 in W x 2.12 in H