Amazon.com: OLYCOM Harsh Outdoor 5-Port Gigabit Ethernet Fiber Converter, Industrial DIN-Rail Network Switch, 100/1000Base-T to LC, Up to 20KM(with SFP Transceiver), IP40, Extreme Heat -40°~ 85°C (-40°~ 185°F) : Electronics
6-Port Hardened Industrial Gigabit PoE+ DIN-Rail Fiber Network Switch 4 x Gigabit PoE+ Ports 2 x 1.25G SFP Fiber Ports 120W for Outdoor Use (IM-FP244-GE) - Newegg.com
Amazon.com: Outdoor Waterproof 4-Port Gigabit PoE Switch with 4 Port PoE+@78W + 1000Mbps Uplink Port, NICGIGA 5 Port IEEE802.3af/at Power Over Ethernet Switch Unmanaged with VLAN Function, Plug & Play : Electronics
Amazon.com: 4-Port Outdoor Full Gigabit PoE+ DIN-Rail Fiber Network Switch 4 x Gigabit PoE+ Ports 2 x 1.25G SFP Fiber Ports 120W with 2pcs Industrial SFP Transceivers : Electronics
Amazon.com: Mini Industrial Switch 10 Ports Gigabit Switch Hardened 10 Port RJ45 10/100/1000Mbps Ethernet Switch Din Rail Mount Outdoor Ethernet Switch, Unmanaged Network Switch (-40 to 176°F) with 12-48V DC : Electronics
OLYCOM Industrial Switch 8Port Gigabit Ethernet with POE 2Port SFP Din Rail Mounted IP44 for Outdoor Use (FP288GE) - Newegg.com