Amazon.com: NETGEAR 52-Port Gigabit Ethernet Smart Switch (GS348T) - 48 x 1G, Managed, with 4 x 1G SFP, Desktop or Rackmount, S350 Series : Electronics
Amazon.com: TP-Link 48 Port Gigabit Ethernet Switch | Plug and Play | Sturdy Metal w/ Shielded Ports | Rackmount | Fanless | Limited Lifetime Protection | Traffic Optimization | Unmanaged (TL-SG1048) , Black : Everything Else