Moxa

4-port RS-232 serial device server

4-port RS-422/485 serial device server

4-port RS-422/485 serial device server with 2 kV isolation

4-port RS-232/422/485 serial device server

4-port RS-232/422/485 device server, -40 to 75°C operating temperature

4-port RS-232/422/485 device server with 2 kV isolation protection

4-port RS-232/422/485 device server with 2 kV isolation protection, -40 to 75°C operating temperature