The StarTech.com RJ45 Port Locks - 10 Pack with Security Key offers enhanced security and maintenance convenience for your networking infrastructure. These locking RJ45 port blockers are designed to fit securely into RJ-45 connectors, effectively preventing unauthorized access and tampering with your network setup. Constructed from high-quality polycarbonate, these port locks are durable and reusable, allowing for easy removal and reinsertion with the included security key. This feature is beneficial for IT professionals who require flexibility in managing and adjusting network configurations. Additionally, the port locks double as dust covers, providing an extra layer of protection against contaminants that can affect network performance. With a wide operating temperature range, these port locks are suitable for a variety of environments, from server rooms to switches and wall plates. Investing in the StarTech.com RJ45 Port Locks is a smart choice for ensuring the integrity and reliability of your network infrastructure.