Amazon.com: Ubiquiti Networks USW-Pro-48-POE Gen 2 UniFi Pro 48-Port PoE, USW-PRO-48-POE (UniFi Pro 48-Port PoE, Managed, L2/L3, Gigabit Ethernet (10/100/1000), Power Over Ethernet (PoE), Rack)
Ubiquiti UniFi Pro 48 Port PoE+ Gigabit Switch - USW-PRO-48-POE - Refu - 5 Year Warranty