UBNT UniFi Switch USW-Pro-48-POE Gen2[48xGigabit, 600W PoE+ 802.3at/af/bt, 4xSFP+, 176Gbps] | eD system a.s.
Ubiquiti UniFi Switch USW-Pro-48-POE - 48 x RJ-45, 4 x SFP+
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)