IDC/Blank/Feed-through/Shielded/Unshielded/fiber optic Patch Panels are available at Cobtel. Half U, 1U, 2U, 4U, and high-density IDC Patch Panel with OEM brand and UL certificated. UTP&FTP 180 degree Keystone Jacks can fit well as each of your needs for 12, 24 and 48 ports blank Patch Panel. Feed-through Patch Panels could help you change the jacks easier when needed.