Keep PoE infrastructure online when surge exposure is part of the job. The VIVOTEK AT-PSP-001 is designed to sit in-line and defend connected equipment against high-energy transient events that can interrupt surveillance, access control, and other edge systems. For installations where cable runs leave the building envelope or traverse electrically noisy environments, this protection layer helps reduce the chance of costly port damage and unplanned replacement. This model is a practical choice for teams that need more than basic power conditioning. It adds a dedicated surge barrier at the network edge, helping protect the switch, injector, and downstream device chain without changing the architecture of the deployment. That matters in environments where a single failure can take down a camera cluster or create a blind spot in coverage. Use it where uptime and equipment preservation carry real operational cost. By placing surge protection close to the endpoint, you reduce exposure before transients reach sensitive electronics. For infrastructure teams standardizing on VIVOTEK hardware, it is a focused accessory that supports long-term reliability and lowers the risk profile of outdoor PoE installations.