48 Port 10/100 Mb Switch - Rack Mount – FruityCables
48 Port Switches: Gigabit, PoE, & More | NETGEAR
YuanLey 48 Port Gigabit PoE Switch Unmanaged with 2 1000Mbps SFP Uplink, 50 Port 802.3af/at 800W High Power PoE+ Network Switch, Metal Rackmount Power Over Ethernet Switch: Amazon.co.uk: Computers & Accessories
TP-Link TL-SG1048 Port 19 Rack Gigabit Switch, Black : Amazon.co.uk: Computers & Accessories