This includes Device Servers which converts a LAN port to one or more RS485 (2-wire) virtual serial ports.

CONVERTER-WS-LAN2-RS485-POE
Waveshare Din Rail RS485 to RJ45 Serial Server with POE Function
800.00 800.0 ZAR Excl. VAT
TDS-725
LAN POE to 2xRS485
2,610.00 2610.0 ZAR Excl. VAT
TDS-735
LAN POE to 3x RS485
2,750.00 2750.0 ZAR Excl. VAT
TDS-735i
LAN POE to 3x RS485 Isolated
3,100.00 3100.0 ZAR Excl. VAT