... types: 1) Standard type: with entry ports, most popularly used 2) Assembly type: ... galvanized steel entry panel, stainless steel clamps, entry ports, rubber boot and insert plug 2) Panel with 4 ... 6, 8, 9, 12, 16, 18, and 24 ports 3) Holes in the port, according to size of installation cables ... 4) For extra port or holes, use port ...