Linksys LGS352MPC 48 Port Gigabit Network PoE+ Switch @ 740W with 4 x 10G Uplink SFP+ Slots - Advanced Security, QoS, Static Routing, VLAN, IGMP Features - Metal Housing, Desktop / Wall Mount

Greater Network Capacity: Linksys Gigabit Switch expands your network so you can connect more devices such as surveillance cameras, access points and door access control systems.
High-Speed Transfers: Minimize transfer times and interference while streaming high-bandwidth files. Perform server backups over the network with a reliable and secure connection.
Smart Network Switch: Quality of Service traffic prioritization & auto-sensing ports optimize speed for each connected device. Get less congestion and enhanced network efficiency.
Fast & Efficient: Supports Power over Ethernet (PoE) that uses one cable for data & power. Enable dedicated connections back to your core network with 4x 10G SFP+ Uplink ports.
Secure Network Privacy: Managed switch extends your network & gives you full control to manage network access. Advanced MAC-based port security ensures your network is protected.
WARRANTY - Backed by our 5 1/2 Year warranty and free 24/7 technical support, you can work with confidence.