TP LINK TL SG1048 48 Port Gigabit Ethernet Switch Limited Lifetime Protection Plug and Play Sturdy Metal w Shielded Ports Rackmount Fanless Traffic Optimization Unmanaged Black - Office Depot
S5810-48TS-P, 48-Port Gigabit Ethernet L3 PoE+ Switch, 48 x PoE+ Ports @740W, with 4 x 10Gb SFP+ Uplinks, Broadcom Chip - FS
Cisco Meraki Go GS110-48P 48-Port Gigabit PoE GS110-48P-HW-US
TP-LINK JetStream 48-Port Gigabit L2 Managed Switch with 4 SFP Slots (TL-SG3452) - The source for WiFi products at best prices in Europe - wifi-stock.com