Tp-link 48-port Gigabit Unmanaged Poe Switch 4-port Sfp Fiber Up 396w Each Port 30w (tl-sg1452p) - Network Switches - AliExpress
TP Link 48-Port Unmanaged Gigabit Network Metal Rackmount Switch 10/100/1000M 6935364021559 | eBay
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
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