S5800-48MBQ, 48-Port Ethernet L3 Switch, 48 x 100M/1000M/2.5GBASE-T/Multi-Gigabit, with 4 x 25Gb SFP28 and 2 x 40Gb QSFP+, Support MPLS&MLAG - FS.com Europe
Cisco SF300-48P 48-Port 10/100 PoE Managed Switch
Ubiquiti UniFi Switch 48 500W - IP Phone Warehouse
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
Dell PowerConnect 2748 Gigabit 48 Port Network Switch
S5810-48FS, 48-Port Gigabit Ethernet L3 Switch, 48 x 1Gb SFP, with 4 x 10Gb SFP+ Uplinks, Stackable Switch, Broadcom Chip - FS.com Australia
Amazon.com: 48 Port Gigabit PoE Switch Unmanaged with 48 Port IEEE802.3af/at PoE+@400W, 2 x 1G SFP, NICGIGA 50 Port Network Power Over Ethernet Switch, Desktop/Rackmount : Automotive
Amazon.com: NETGEAR 48-Port Gigabit Ethernet Unmanaged PoE+ Switch (GS348PP) - with 24 x PoE+ @ 380W, Desktop or Rackmount : Electronics