The Coaxial Cable Surge Protection Module for Cable TV/Modem from APC is a replacement module for APC's Modular Data Line Surge Protection System. The module installs in an available port on this system to provide coaxial cable TV and modem surge protection. This is a great way to replace a failed module or to add another line of coaxial cable protection to the system.
Coaxial Cable Dataline Surge Protection
The module protects devices from electrical surges that may be transmitted over cable TV and modem cables with coaxial connectors. It is compatible with the Modular Data Line Surge Protection System, model numbers PRM24 and PRM4, by APC.