Mersen Ferraz Shawmut Fuse Block, Open Style, 600 VAC/VDC, 200 A, 3 Pole, 3, Class: R, Fuse Holder Code: S, Side Clip, 6 AWG to 350 kcmil Wire, Threaded Mount, For Use With: A6D-R, A6K-R and TRS-R Series Fuse, Glass Reinforced Polycarbonate, 10.5 in L x 10 in W x 2.9 in H