Port Termination: The metal plug seals the open port, blocking stray signals from entering or exiting unused F-type connections and maintaining the integrity of active signal paths
Signal Isolation: The internal resistor provides a matched load to the transmission line, absorbing signal energy that would otherwise reflect back into the system and interfere with connected devices
Physical Shielding: The metal shell and threaded body form a continuous conductive enclosure around the port opening, preventing electromagnetic interference from penetrating through the unused jack
Environmental Seal: The tight-threaded cap closes the port opening, blocking dust and moisture from entering unused connectors that could degrade future connections
Installation Tip: Hand-tighten the cap until it seats firmly against the port face; for outdoor or damp locations, wrap the threads with a single layer of PTFE tape before installing
Notes:
Due to the difference between different monitors, the pictures may not reflect the actual color of the item.
Compare the detail sizes with yours, please allow 1-3cm error, due to manual measurement.