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PUSR RS232 RS485 Modbus RTU to Modbus TCP Gateway Serial to Ethernet Converter USR-TCP232-410s
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  • $59.99 
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  • $45.90 - $59.99
6ft USB to Serial Adapter, Serial to USB Adapter DB9 Male 9 Pin with PL2303 Chipset, PVC Jacket, RS232 to USB Cable for Windows 11 10 8.1 8 7 XP Vista, Mac OS, Linux
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  • $35.99 
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PUSR RS485 Serial to Ethernet Converter MQTT/SSL Modbus RTU to TCP Gateway 1 Port USR-N510
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  • $69.99 
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  • $52.90 - $69.99
DTECH RS232 to RS485 Converter Serial Adapter with 4 Position Terminal Block for Long Haul Data Communication Supports 600W Anti-Surge
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  • $15.65 
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TXIC RS232 serial port server - RS232 to Ethernet port TCP/IP network communication device with management
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  • $34.79 
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8 Ports RS232 RS485 RS422 to Ethernet TCP/IP Converter Multiple Serial Device Server Switch Modbus Gateway
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  • $185.78 
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PCI Expansion Card Adapter Converter to Dual RS232 RS-232 Serial Ports COM & DB25 Printer Parallel Port LPT TXB087
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  • $19.96 
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TXIC AX99100 PCI-E Serial Port Card, PCIe to Serial Port Conversion, RS232 Interface, Industrial Control 4-Port Expansion Card
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  • $35.79 
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8 Ports RS232 RS485 RS422 to Ethernet TCP/IP Converter Multiple Serial Device Server Switch Modbus Gateway
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  • $197.27 
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DT-9000 Passive Bidirectional RS232 To RS485 Serial Communication Protocol Module Converter
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  • $12.99 
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RS485 Serial to Ethernet Server Industrial IoT TCP/IP Gateway, Modbus Communication Converter
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  • $30.41 
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RS232 to RS485 Serial Adapter RS-485 to RS-232 Converter
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RS232 to RS485 Serial Adapter RS-485 to RS-232 Converter

Limited time offer, ends 08/15

  • Model #: jiudian-YC5KU-1876
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  • $12.99 
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FOR RS232 to RS485 serial port Data Interface Adapter Converter 1.2KM 3 Bit
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FOR RS232 to RS485 serial port Data Interface Adapter Converter 1.2KM 3 Bit

Limited time offer, ends 08/15

  • Model #: .jiudian-YC5KU-0833
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  • $15.68 
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Waveshare RS232 To TTL Module 3V-5.5V Serial Port Module SP3232 Chip RS232 SP3232 Module Strip Cable DB9 To TTL Converter Board
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  • $12.99 
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DTech RS232 to RS485 Converter Serial Communication Data Adapter with TX RX LED Indicators and Terminal Board
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  • $16.87 
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2Pcs 2.5 Sata to 3.5 Inch IDE Card Sata to IDE Adapter Converter Male 40 Pin Port for ATA 133 100 HDD CD DVD Serial
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  • $12.99 
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USR-TCP232-302 Tiny Size RS232 to TCP IP Converter Serial RS232 to Ethernet Server Module Ethernet Converter Support DHCP/DNS (1)
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  • $58.39 
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GRIDCONNECT RS232 Ethernet Converter-ATC-2000 Industrial 1 Port Serial to Ethernet
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  • $213.99 
  • $5.99 Shipping