{"product_id":"4-channel-serial-server-rs485-rs232-rs422-to-ethernet-cdsenet-nb144-v2-series-tcp-udp-mqtt-http-modbus-storage-gateway-watchdog","title":"4 Channel Serial Server RS485 RS232 RS422 to Ethernet NB144-V2 Series TCP UDP MQTT HTTP Modbus Storage Gateway Watchdog","description":"\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"font-size:20px\"\u003e4 Channel Serial Service RS485 RS232 RS422 to Ethernet CDSENET NB144-V2 TCP UDP MQTT HTTP Modbus Storage Gateway Watchdog\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cdiv\u003e\u003cspan style=\"color: rgb(85, 85, 85); font-family: ProximaNovaRegular; font-size: 16px; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; white-space: normal; background-color: rgb(255, 255, 255); text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial; display: inline !important; float: none;\"\u003eThe NB144-V2 is a second-generation 4-port serial server. It integrates a TCP\/IP protocol stack, enabling bidirectional transparent transmission of serial-to-Ethernet data, Modbus protocol conversion, and serial device cloud connectivity. Supporting host computer configuration, it is widely used in industries such as computer room monitoring and environmental monitoring. 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