Mersen Ferraz Shawmut Fuse Block, Open Style, 600 VAC/VDC, 30 A, 3 Poles, 3 Phase, Class: H/K, Fuse Holder Code: P, Pressure Plate, 14 to 10 AWG Wire, Threaded Mount, For Use With: OTS, RFS, A6Y Types 1 and 3 CRS, NRS Fuse, Glass Reinforced Polycarbonate, 7 in L x 4.55 in W x 2 in H