100% Original CH344Q USB to four asynchronous serial ports,provide 4 RS485 direction control pins CH344

CH344 USB to quad serial ports, supports up to 6Mbps baud rate, RS485 direction control, CH344Q 10pcs/lot

CH344 USB to quad serial ports, supports up to 6Mbps baud rate, RS485 direction control, CH344Q 10pcs/lot

CH348 USB to octal serial ports, supports up to 6Mbps baud rate, supports USB, provides RS485 direction control，5Pcs/Lot

[Industrial-grade Isolation Type] Usb to 4-way Rs485 Serial Line Converter Lightning Protection and Surge Prevention 4 Com Ports

CH344Q Drive Free USB to 4-channel Serial TTL Module 485 Multi-channel CH344 Module USB to CH344 Module

USB To 232 485 422 Industrial Grade Serial Converter 2 Ports RS485 To USB Lightning Protection WIN7/8/10

UOTEK Industrial Mini PCI-E to RS-485 Rs-422 Serial Card PCIE PCI Express to RS485 RS422 4 Ports High Speed Converter UT-7884

USR-N540 4 Serial ports RS232 RS485 RS422 to Ethernet TCP/IP Converter device server Modbus RTU to TCP for industrial automation

4 ports Serial RS232 RS485 to Ethernet TCPIP RJ45 Converter Modbus RTU to TCP JSON MQTT IOT Gateway device server ZLAN5443A

4 Ports Serial Server RS232 RS485 RS422 go to TCP/IP Ethernet. Support MQTT, Modbus TCP/UDP

Home HF5142 4 ports Serial Network Server FreeRTOS Device RS232/RS485/RS422 to Ethernet Converter TCP IP Telnet Modbus

Home HF5142 4 ports Serial Network Server FreeRTOS Device RS232/RS485/RS422 to Ethernet Converter TCP IP Telnet Modbus

UOTEK PCI to RS-485 Serial Card RS485 4 Ports High Speed DR44 Expansion Converter with Isolation UT-734

UT-792PCI-E to 2 ports RS485/422 serial port card RS485 computer desktop PC host main board

Industrial 2 ports Serial RS232 RS485 to WIFI Converter supports modbus RTU to TCP USR-W630

UOTEK 2 Ports High Speed PCI-E PCI Express to RS-485 RS-422 Converter Serial Card DB9 RS485 RS422 Com Connector PCIE UT-792

8 RS485 Ports Serial Ethernet Converter IOT Server of Modbus Gateway RTU to Modbus TCP USR-N580

8 ports RS485 to Ethernet ZLAN5840I isolated Modbus TCP to Modbus RTU Gateway isolating serial TCPIP converter

Usr-w630 Ethernet Serial Rs232/ Rs485 To Wifi Convertor Server Rtu To Tcp Supports 2 Ethernet Ports, Modbus Rtu

Industrial Serial Server4 Ports RS485 to RJ45 Ethernet TCP/IP to Serial Rail-Mount ZLAN5407M

Mini Pcie 4 Ports RS422 RS485 Db9 Com Half Size Mini PCI Express Serial Port Industrial I/O Controller Card

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USR-TCP232-410s Dual Ports Serial Device Server RS232 RS485 Serial Ports to Ethernet Converter Input 5~36V NXP Chipset

ZLAN5243A 2 ports JSON MQTT Gateway serial port RS232 RS485 422 to Ethernet TCP/IP RJ45 Converter Modbus RTU to tcp dual IOT

Mini PCIe 4 Ports RS422 RS485 Db9 Com Half Size Mini PCI Express Serial Port Industrial I/O Controller Card

Wishcolor HF6508 8-Ports Remote I/O Controller 8DI 8DO IoT Communication Device RS485 Serial Server to Ethernet DTU Module

UOTEK Industrial PCI Express PCI-E to RS-485 RS-422 Serial Card 2 Ports DB9 RS485 RS422 PCIE Converter Optical Isolation UT-792I

Mini PCIe 4 Ports RS422 RS485 Db9 Com Half Size Mini PCI Express Serial Port Industrial I/O Controller Card

PCI-E to RS485/422 Expansion Card Industrial-Grade Serial Card Converter with Voltage Suppression Protector,2 Ports

UOTEK Industrial RS232 RS-232 RS-485 to 8 Ports RS485 Serial HUB RS485 Optoelectronic Isolation ESD Anti Surge Adapter UT-1128

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