Cisco WS-C3850-48P-E - Buy Catalyst 3850 PoE Switch 48 Port
Amazon.com: TP-Link 48 port gigabit PoE switch | 48 PoE+ Port @384W, w/ 4 SFP Slots | Smart Managed | Limited Lifetime Protection | Support L2/L3/L4 QoS, IGMP and LAG | IPv6
S3410-48TS-P, 48-Port Gigabit Ethernet L2+ PoE+ Switch, 48 x PoE+ Ports @740W, with 2 x 10Gb SFP+ Uplinks and 2 x Combo SFP Ports, Broadcom Chip - FS.com Europe