EBYTE NB144S 4-Channel Serial Server RS232/422/485 RJ45 Modbus Gateway TCP/UDP/MQTT DC 8-28V AT Command Build-in Watchdog 850.125~930.125MHz seamlessly routing non-local Modbus commands

seamlessly routing non-local Modbus commands between the RJ45 network port and the RS485 serial port

the built-in TCXO (Temperature Compensated Crystal Oscillator) keeps frequency drift under tight limits across wide temperature fluctuations

[Weight]：350g±5g

The module PCB board is coated with special three-proof paint

EBYTE NB144S 4-Channel Serial Server RS232/422/485 RJ45 Modbus Gateway TCP/UDP/MQTT DC 8-28V AT Command Build-in Watchdog 850.125~930.125MHz seamlessly routing non-local Modbus commandsThe Ebyte NB144S industrial 4 channel serial server integrates RS232 RS422 RS485 multi serial interfaces and RJ45 Ethernet port, supports bidirectional transparent transmission, built in Modbus TCP RTU automatic conversion, TCP UDP MQTT HTTP multi network protocols, DC 8 28V wide power input, hardware watchdog, and 40 to +85 Celsius wide temperature range for multi serial industrial IoT networking. Parameter Item NB144S Product Model NB144S Serial