Black Box LEH906A-2MMSC Hardened Managed Ethernet Switch | IT Infrastructure Experts!
Amazon.com: StarTech.com Industrial 8 Port Gigabit PoE Switch - 4 x PoE+ 30W - Power Over Ethernet - Hardened GbE Layer/L2 Managed Switch - Rugged High Power Gigabit Network Switch IP-30/-40C to +
Fast Failover Demo - Hardened Managed Ethernet Switches | Black Box® - YouTube
LE2700AE, Hardened Managed Modular Switch 10M/100M/1G/10G - Black Box
Hardened Ethernet Switches
Amazon.com: Hardened Managed Ethernet 8 Port Switch with (4) 10/100/1000TX + (4) 100/1000FX SFP Ports : Electronics