Attributes . CE-compliant covered barrier strip terminals. Barrier terminals accept up to 9 mm outside 4 mm inside open-lug (#6, #8 or #10) plus bare wire up to 2.5 mm2 (12 AWG) wire or spade lugs. Terminal compartment cover equipped with gland nut that forms water-tight seal with round-jacketed cables with outside diameters between 4.0 mm (0.16") and 9.0 mm (0.36") . Names