Serial Converters/Repeaters/Isolators

StarTech.com Industrial RS232 to RS422/485 Serial Port Converter with 15KV ESD Protection, 0 - 50 °C, -20 - 60 °C, 5 - 85%, 59 mm, 117 mm, 22 mm

StarTech.com 2-Port Serial to Ethernet Adapter, IP Serial Device Server For Remote RS232 Devices, Wall/DIN Rail Mountable, Metal Housing, RJ45 LAN to DB9 Serial Converter, IEEE 802.3i, IEEE 802.3u, 0 - 60 °C, -20 - 75 °C, 5 - 95%, 179 mm, 60 mm

StarTech.com 1-Port Serial to Ethernet Adapter, 802.3af PoE IP Serial Device Server For Remote RS232 Devices, Wall/DIN Rail Mountable, RJ45 LAN to DB9 Serial Converter, TAA, IEEE 802.3af, IEEE 802.3i, IEEE 802.3u, 0 - 60 °C, -20 - 75 °C, 5 - 95%, 82 mm, 46 mm