Maintain power and connectivity at the network edge with the Amer Networks SD4P4U. This 8 + 1 port 10/100 switch combines four IEEE 802.3af PoE ports with five additional 10/100 Mbps ports, giving you a practical way to connect and power low-bandwidth devices from a single access switch. It is a strong fit for small surveillance clusters, entry-level VoIP rollouts, and access-layer expansions where you want fewer power adapters, cleaner cabling, and straightforward port assignment. The PoE ports simplify deployment for compatible endpoints, while the remaining ports support standard wired devices without adding complexity. For environments that value predictable access switching over oversized feature sets, this model delivers a focused port mix that helps keep installation simple and costs controlled. It is well suited to branch closets, small offices, and distributed edge locations that need dependable PoE delivery for essential devices.