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Connector A

1x USB 2.0 Type B female
1x USB 2.0 female

Connector B

1x DB-9 male

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Ethernet Network Serial Port Converter RJ45 to RS232 RS485 RS422 Industrial Device Server Support TCP/RTU/UDP with Power Cable

Ethernet Network Serial Port Converter RJ45 to RS232 RS485 RS422 Industrial Device Server Support TCP/RTU/UDP with Power Cable

$49^.96

Free Shipping

DB9 RS232 to RS422 Converter Com Adapter RS-232 to RS485 Integrated Connector Serial to 232-485/422 Communication Full Duplex

DB9 RS232 to RS422 Converter Com Adapter RS-232 to RS485 Integrated Connector Serial to 232-485/422 Communication Full Duplex

$76^.99

Free Shipping

USB to RS232 RS485 TTL 3.3V 5V 3-in-1 Serial Converter Cable with Chip, USB to DB9 Male Serial Cable with Terminal Block 1M

USB to RS232 RS485 TTL 3.3V 5V 3-in-1 Serial Converter Cable with Chip, USB to DB9 Male Serial Cable with Terminal Block 1M

$121^.99

Free Shipping

DTECH Serial to Ethernet Converter Adapter RS232 RS422 RS485 to TCP IP Device Server Supports DHCP DNS Modbus RTU/TCP 10/100M Power Over Ethernet POE

DTECH Serial to Ethernet Converter Adapter RS232 RS422 RS485 to TCP IP Device Server Supports DHCP DNS Modbus RTU/TCP 10/100M Power Over Ethernet POE

Limited time offer, ends 09/28

$55^.08

Free Shipping

USR-TCP232-306 Serial to Ethernet Converter LAN Ethernet TCP/IP to RS232 RS485 RS422 Converter2

USR-TCP232-306 Serial to Ethernet Converter LAN Ethernet TCP/IP to RS232 RS485 RS422 Converter2

Limited time offer, ends 10/07

$74^.76

Free Shipping

Ethernet Network Serial Port Converter RJ45 to RS232 RS485 RS422 Industrial Device Server Support TCP/RTU/UDP with Power Cable

Ethernet Network Serial Port Converter RJ45 to RS232 RS485 RS422 Industrial Device Server Support TCP/RTU/UDP with Power Cable

Limited time offer, ends 10/07

$47^.95

Free Shipping

USR-TCP232-306 Serial to Ethernet Converter LAN Ethernet TCP/IP to RS232 RS485 RS422 Converter2

USR-TCP232-306 Serial to Ethernet Converter LAN Ethernet TCP/IP to RS232 RS485 RS422 Converter2

Limited time offer, ends 09/27

$99^.39

Free Shipping

DTECH RS232 to RS485 Converter Serial Adapter with 4 Position Terminal Block for Long Haul Data Communication Supports 600W Anti-Surge

DTECH RS232 to RS485 Converter Serial Adapter with 4 Position Terminal Block for Long Haul Data Communication Supports 600W Anti-Surge

$15^.66

Free Shipping

USB to RS485 / RS232 Serial Converter Adapter Adopt Original FT232RNL Chip, Onboard TVS, Self-Recovery Fuse etc. Protection Circuits, Support Mac, Linux, Android, Win11/10/8.1/8/7 Multi-OS

USB to RS485 / RS232 Serial Converter Adapter Adopt Original FT232RNL Chip, Onboard TVS, Self-Recovery Fuse etc. Protection Circuits, Support Mac, Linux, Android, Win11/10/8.1/8/7 Multi-OS

Limited time offer, ends 09/29

$52^.99

Free Shipping

FOR RS232 serial to RS485/RS422 485/422 Converter Serial Data Adapter RS-232 to RS- 485/422

FOR RS232 serial to RS485/RS422 485/422 Converter Serial Data Adapter RS-232 to RS- 485/422

Limited time offer, ends 09/28

$20^.59

More options from $20.59 - $21.69

Free Shipping

DTECH Active Isolated RS232 to RS485 RS422 Converter with RJ45 Serial Port Terminal Board Power Adapter DB9 Cable Optical Isolation Protection 2.5kV

DTECH Active Isolated RS232 to RS485 RS422 Converter with RJ45 Serial Port Terminal Board Power Adapter DB9 Cable Optical Isolation Protection 2.5kV

$59^.00

Free Shipping

Direct from ZFBASCENTGO

Direct from ZFBASCENTGO

This product is sold direct from the manufacturer.

Aomoproing Industrial grade Port-powered serial interface converter from RS232 to RS485 with 600w Surging protection 232 to 485,485 to 232

Aomoproing Industrial grade Port-powered serial interface converter from RS232 to RS485 with 600w Surging protection 232 to 485,485 to 232

$16^.89

Free Shipping

HEXIN RS232 to RS485 serial port Data Interface Adapter Converter 1.2KM 3 Bit Wholesale

HEXIN RS232 to RS485 serial port Data Interface Adapter Converter 1.2KM 3 Bit Wholesale

$16^.00

Free Shipping

DTECH Industrial Grade RS232 to RS485 Converter Adapter Optical Isolation Protector with TX RX LED Lights for Long Haul Serial Communication

DTECH Industrial Grade RS232 to RS485 Converter Adapter Optical Isolation Protector with TX RX LED Lights for Long Haul Serial Communication

$28^.99

Free Shipping

8 Ports RS232 RS485 RS422 to Ethernet TCP/IP Converter Multiple Serial Device Server Switch Modbus Gateway

8 Ports RS232 RS485 RS422 to Ethernet TCP/IP Converter Multiple Serial Device Server Switch Modbus Gateway

Limited time offer, ends 09/29

$381^.99

Free Shipping

USR-TCP232-306 Serial Port RS232/RS485/RS422 to TCP Converter with DHCP and Built-in Webpage with 5V 3A Power Supply (2PCS)

USR-TCP232-306 Serial Port RS232/RS485/RS422 to TCP Converter with DHCP and Built-in Webpage with 5V 3A Power Supply (2PCS)

$77^.60

Free Shipping

RS232/RS485 Ethernet Serial Device Server Modbus RTU/TCP Gateway & Converter

RS232/RS485 Ethernet Serial Device Server Modbus RTU/TCP Gateway & Converter

$140^.99

Free Shipping

DTech RS232 to RS485 Converter Serial Communication Data Adapter with TX RX LED Indicators and Terminal Board

DTech RS232 to RS485 Converter Serial Communication Data Adapter with TX RX LED Indicators and Terminal Board

$17^.88

Free Shipping

USR-TCP232-306 Serial to Ethernet Converter LAN Ethernet TCP/IP to RS232 RS485 RS422 Converter2

USR-TCP232-306 Serial to Ethernet Converter LAN Ethernet TCP/IP to RS232 RS485 RS422 Converter2

$72^.77

Free Shipping

FOR RS232 to RS485 serial port Data Interface Adapter Converter 1.2KM 3 Bit

FOR RS232 to RS485 serial port Data Interface Adapter Converter 1.2KM 3 Bit

$17^.69

Free Shipping

Industrial grade RS232 to RS485/422 Converter Passive serial port PhotoElectric Isolation UT-2127

Industrial grade RS232 to RS485/422 Converter Passive serial port PhotoElectric Isolation UT-2127

$36^.75

Free Shipping

Usr-Tcp232-410S RS232 / RS485 Serial to Ethernet Adapter/IP Device Server Ethernet Converter Support DHCP/DNS (1)

Usr-Tcp232-410S RS232 / RS485 Serial to Ethernet Adapter/IP Device Server Ethernet Converter Support DHCP/DNS (1)

$89^.99

More options from $85.99 - $89.99

Free Shipping

Single Port Serial Server RS232 RS485 RS422 Serial to Ethernet Converter DC 5V Transparent Transmission Between RS232/RS485/RS422 Ethernet Serial Data Communication Device (TCP232-302 RS232 Port)

Single Port Serial Server RS232 RS485 RS422 Serial to Ethernet Converter DC 5V Transparent Transmission Between RS232/RS485/RS422 Ethernet Serial Data Communication Device (TCP232-302 RS232 Port)

$53^.32

Free Shipping

JAENFONG USR-TCP232-306 Serial to Ethernet Converter LAN Ethernet TCP/IP to RS232 RS485 RS422 Converter2

JAENFONG USR-TCP232-306 Serial to Ethernet Converter LAN Ethernet TCP/IP to RS232 RS485 RS422 Converter2

Limited time offer, ends 09/30

$139^.85

Free Shipping

DTECH RS232 to RS485 RS422 Serial Communication Data Converter Adapter Mini-Size

DTECH RS232 to RS485 RS422 Serial Communication Data Converter Adapter Mini-Size

Limited time offer, ends 09/27

$22^.99

Free Shipping

JAENFONG 8 Ports RS232 RS485 RS422 to Ethernet TCP/IP Converter Multiple Serial Device Server Switch Modbus Gateway

JAENFONG 8 Ports RS232 RS485 RS422 to Ethernet TCP/IP Converter Multiple Serial Device Server Switch Modbus Gateway

Limited time offer, ends 09/30

$187^.70

Free Shipping

USR-TCP232-410s RS232 / RS485 Serial to Ethernet Adapter/IP Device Server Ethernet Converter Support DHCP/DNS

USR-TCP232-410s RS232 / RS485 Serial to Ethernet Adapter/IP Device Server Ethernet Converter Support DHCP/DNS

$86^.57

Free Shipping

Serial to WiFi Ethernet Wireless Converter RS232 RS485 Serial Server (USR-W610)

Serial to WiFi Ethernet Wireless Converter RS232 RS485 Serial Server (USR-W610)

$94^.81

Free Shipping

JAENFONG 8 Ports RS232 RS485 RS422 to Ethernet TCP/IP Converter Multiple Serial Device Server Switch Modbus Gateway

JAENFONG 8 Ports RS232 RS485 RS422 to Ethernet TCP/IP Converter Multiple Serial Device Server Switch Modbus Gateway

Limited time offer, ends 09/30

$199^.20

Free Shipping

RS232 to RS485 Data Converter, Optical Isolation, USB 5V Power Supply, with USB Power Cable & RS232 Cable

RS232 to RS485 Data Converter, Optical Isolation, USB 5V Power Supply, with USB Power Cable & RS232 Cable

Limited time offer, ends 10/09

$77^.45

Free Shipping

RS232 to RS485 Module 232 485 Mutual Conversion Module Serial Conversion Module Industrial Grade Protection 7.5-26V Board 2pcs

RS232 to RS485 Module 232 485 Mutual Conversion Module Serial Conversion Module Industrial Grade Protection 7.5-26V Board 2pcs

$24^.99

Free Shipping

Generic 2 In 1 USB to RS485 RS232 Serial Converter with FTDI FT232 Chip USB A to Terminal Block COM Port Adapter for Windows MacOS Linux

Generic 2 In 1 USB to RS485 RS232 Serial Converter with FTDI FT232 Chip USB A to Terminal Block COM Port Adapter for Windows MacOS Linux

$67^.82

Free Shipping

USB2.0 to RS232 RS485 RS-485 RS422 RS-422 DB9 COM Serial Port Converter Adapter Cable FTDI chipset 1.8M (RS232/RS422/RS485)

USB2.0 to RS232 RS485 RS-485 RS422 RS-422 DB9 COM Serial Port Converter Adapter Cable FTDI chipset 1.8M (RS232/RS422/RS485)

$77^.89

Free Shipping

Single Port Serial Server RS232 RS485 RS422 Serial to Ethernet Converter Transparent Transmission Between RS232/RS485/RS422 Ethernet Serial Data Communication Device (TCP232-306 RS232/485/422 Port)

Single Port Serial Server RS232 RS485 RS422 Serial to Ethernet Converter Transparent Transmission Between RS232/RS485/RS422 Ethernet Serial Data Communication Device (TCP232-306 RS232/485/422 Port)

$71^.98

Free Shipping

DTECH RS232 to RS485 Serial Converter Adapter with 4 Position Terminal Block for Industrial Long Haul Communication Data Supports 600W Anti-Surge

DTECH RS232 to RS485 Serial Converter Adapter with 4 Position Terminal Block for Industrial Long Haul Communication Data Supports 600W Anti-Surge

$15^.88

Free Shipping

Ethernet Network Serial Port Converter RJ45 to RS232 RS485 RS422 Industrial Device Server Support TCP/RTU/UDP with Power Cable

Ethernet Network Serial Port Converter RJ45 to RS232 RS485 RS422 Industrial Device Server Support TCP/RTU/UDP with Power Cable

Limited time offer, ends 10/07

$45^.99

Free Shipping

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