![Amazon.com: Laser-makers 3in1 USB to RS232 / USB to RS485 / RS232 to RS485 Converter Adapter w/ LED Indicator : Electronics Amazon.com: Laser-makers 3in1 USB to RS232 / USB to RS485 / RS232 to RS485 Converter Adapter w/ LED Indicator : Electronics](https://m.media-amazon.com/images/I/71WvXtrqAtL._AC_UF894,1000_QL80_.jpg)
Amazon.com: Laser-makers 3in1 USB to RS232 / USB to RS485 / RS232 to RS485 Converter Adapter w/ LED Indicator : Electronics
![Amazon.com: DTech USB to Serial Adapter RS485 RS422 R232 (3 in 1 Interface) Supports DC 5V with Breakout Board LED Lights for Multi-Kind Control Devices Windows 11 10 8 7 XP Mac (5ft) : Electronics Amazon.com: DTech USB to Serial Adapter RS485 RS422 R232 (3 in 1 Interface) Supports DC 5V with Breakout Board LED Lights for Multi-Kind Control Devices Windows 11 10 8 7 XP Mac (5ft) : Electronics](https://m.media-amazon.com/images/I/71BiMxseqPL._AC_UF894,1000_QL80_.jpg)
Amazon.com: DTech USB to Serial Adapter RS485 RS422 R232 (3 in 1 Interface) Supports DC 5V with Breakout Board LED Lights for Multi-Kind Control Devices Windows 11 10 8 7 XP Mac (5ft) : Electronics
![Amazon.com: DTech RS232 to RS485 Converter, 2 Pack Bidirectional RS-485 to RS-232 Serial Adapter with Terminal Block for Industrial Long Haul Data Communication : Electronics Amazon.com: DTech RS232 to RS485 Converter, 2 Pack Bidirectional RS-485 to RS-232 Serial Adapter with Terminal Block for Industrial Long Haul Data Communication : Electronics](https://m.media-amazon.com/images/I/41hYANmIF3L._AC_UF350,350_QL80_.jpg)
Amazon.com: DTech RS232 to RS485 Converter, 2 Pack Bidirectional RS-485 to RS-232 Serial Adapter with Terminal Block for Industrial Long Haul Data Communication : Electronics
![Amazon.com: DSD TECH SH-U11 USB to RS485 RS422 Converter with FTDI FT232 Chip Compatible with Windows 10, 8, 7, XP and Mac OS X : Electronics Amazon.com: DSD TECH SH-U11 USB to RS485 RS422 Converter with FTDI FT232 Chip Compatible with Windows 10, 8, 7, XP and Mac OS X : Electronics](https://m.media-amazon.com/images/I/61GSN7QKvpL._AC_UF350,350_QL80_.jpg)
Amazon.com: DSD TECH SH-U11 USB to RS485 RS422 Converter with FTDI FT232 Chip Compatible with Windows 10, 8, 7, XP and Mac OS X : Electronics
![Amazon.com: DTech USB to RS422 RS485 Serial Port Converter Adapter Cable with FTDI Chip Supports Windows 11 10 8 7 XP Mac -1.5 Feet : Electronics Amazon.com: DTech USB to RS422 RS485 Serial Port Converter Adapter Cable with FTDI Chip Supports Windows 11 10 8 7 XP Mac -1.5 Feet : Electronics](https://m.media-amazon.com/images/I/71oA0ufWBIL._AC_UF350,350_QL80_.jpg)
Amazon.com: DTech USB to RS422 RS485 Serial Port Converter Adapter Cable with FTDI Chip Supports Windows 11 10 8 7 XP Mac -1.5 Feet : Electronics
![Amazon.com: DTECH RS232 to RS485 / RS422 Serial Communication Data Converter Adapter Mini-Size : Electronics Amazon.com: DTECH RS232 to RS485 / RS422 Serial Communication Data Converter Adapter Mini-Size : Electronics](https://m.media-amazon.com/images/I/51UdWQMB6ML.jpg)
Amazon.com: DTECH RS232 to RS485 / RS422 Serial Communication Data Converter Adapter Mini-Size : Electronics
![UHPPOTE RS232 to RS485 Interface Communication Data Signal Passive Converter Adapter : Amazon.ca: Electronics UHPPOTE RS232 to RS485 Interface Communication Data Signal Passive Converter Adapter : Amazon.ca: Electronics](https://m.media-amazon.com/images/W/IMAGERENDERING_521856-T1/images/I/71d4fAJqhtL._AC_SY355_.jpg)
UHPPOTE RS232 to RS485 Interface Communication Data Signal Passive Converter Adapter : Amazon.ca: Electronics
![Amazon.com: DTECH RS232 to RS485 Converter Serial Adapter with 4 Position Terminal Block for Long Haul Data Communication Supports 600W Anti-Surge : Electronics Amazon.com: DTECH RS232 to RS485 Converter Serial Adapter with 4 Position Terminal Block for Long Haul Data Communication Supports 600W Anti-Surge : Electronics](https://m.media-amazon.com/images/I/51r2HiLXpVL.jpg)
Amazon.com: DTECH RS232 to RS485 Converter Serial Adapter with 4 Position Terminal Block for Long Haul Data Communication Supports 600W Anti-Surge : Electronics
![Amazon.com: DTech RS232 to RS485 Converter, 2 Pack Bidirectional RS-485 to RS-232 Serial Adapter with Terminal Block for Industrial Long Haul Data Communication : Electronics Amazon.com: DTech RS232 to RS485 Converter, 2 Pack Bidirectional RS-485 to RS-232 Serial Adapter with Terminal Block for Industrial Long Haul Data Communication : Electronics](https://m.media-amazon.com/images/I/41CGDr5662L._SR600%2C315_PIWhiteStrip%2CBottomLeft%2C0%2C35_SCLZZZZZZZ_FMpng_BG255%2C255%2C255.jpg)
Amazon.com: DTech RS232 to RS485 Converter, 2 Pack Bidirectional RS-485 to RS-232 Serial Adapter with Terminal Block for Industrial Long Haul Data Communication : Electronics
![Amazon.com: DTECH RS232 to RS485 / RS422 Serial Communication Data Converter Adapter Mini-Size : Electronics Amazon.com: DTECH RS232 to RS485 / RS422 Serial Communication Data Converter Adapter Mini-Size : Electronics](https://m.media-amazon.com/images/I/51e+9fSMarL._AC_UF350,350_QL80_.jpg)
Amazon.com: DTECH RS232 to RS485 / RS422 Serial Communication Data Converter Adapter Mini-Size : Electronics
![Amazon.com: DTech RS232 to RS485 Converter, 2 Pack Bidirectional RS-485 to RS-232 Serial Adapter with Terminal Block for Industrial Long Haul Data Communication : Electronics Amazon.com: DTech RS232 to RS485 Converter, 2 Pack Bidirectional RS-485 to RS-232 Serial Adapter with Terminal Block for Industrial Long Haul Data Communication : Electronics](https://m.media-amazon.com/images/I/61xPmhiAwpL._AC_UF350,350_QL80_.jpg)
Amazon.com: DTech RS232 to RS485 Converter, 2 Pack Bidirectional RS-485 to RS-232 Serial Adapter with Terminal Block for Industrial Long Haul Data Communication : Electronics
![Amazon.com: DTech RS232 to RS485 Converter, 2 Pack Bidirectional RS-485 to RS-232 Serial Adapter with Terminal Block for Industrial Long Haul Data Communication : Electronics Amazon.com: DTech RS232 to RS485 Converter, 2 Pack Bidirectional RS-485 to RS-232 Serial Adapter with Terminal Block for Industrial Long Haul Data Communication : Electronics](https://m.media-amazon.com/images/I/61q4k+4fW1L.jpg)
Amazon.com: DTech RS232 to RS485 Converter, 2 Pack Bidirectional RS-485 to RS-232 Serial Adapter with Terminal Block for Industrial Long Haul Data Communication : Electronics
![Amazon.com: DTech RS232 to RS485 Converter, 2 Pack Bidirectional RS-485 to RS-232 Serial Adapter with Terminal Block for Industrial Long Haul Data Communication : Electronics Amazon.com: DTech RS232 to RS485 Converter, 2 Pack Bidirectional RS-485 to RS-232 Serial Adapter with Terminal Block for Industrial Long Haul Data Communication : Electronics](https://m.media-amazon.com/images/I/61W+N8H6uGL.jpg)
Amazon.com: DTech RS232 to RS485 Converter, 2 Pack Bidirectional RS-485 to RS-232 Serial Adapter with Terminal Block for Industrial Long Haul Data Communication : Electronics
![Amazon.com: DTECH RS232 to RS485 / RS422 Serial Communication Data Converter Adapter Mini-Size : Electronics Amazon.com: DTECH RS232 to RS485 / RS422 Serial Communication Data Converter Adapter Mini-Size : Electronics](https://m.media-amazon.com/images/I/51kC8JThzKL._AC_UF894,1000_QL80_.jpg)
Amazon.com: DTECH RS232 to RS485 / RS422 Serial Communication Data Converter Adapter Mini-Size : Electronics
![Amazon.com: Taidacent High Performance High Stability Serial to CAN Module Serial to CAN Converter RS485 Can Bus Adapter Uart Can Converter RS232 to Can Bus Converter (with Power Adapter 12V1A) : Electronics Amazon.com: Taidacent High Performance High Stability Serial to CAN Module Serial to CAN Converter RS485 Can Bus Adapter Uart Can Converter RS232 to Can Bus Converter (with Power Adapter 12V1A) : Electronics](https://m.media-amazon.com/images/I/61-XxYZsI+L._AC_UF894,1000_QL80_.jpg)
Amazon.com: Taidacent High Performance High Stability Serial to CAN Module Serial to CAN Converter RS485 Can Bus Adapter Uart Can Converter RS232 to Can Bus Converter (with Power Adapter 12V1A) : Electronics
![Amazon.com: DTECH RS232 to RS485 Converter Serial Adapter with 4 Position Terminal Block for Long Haul Data Communication Supports 600W Anti-Surge : Electronics Amazon.com: DTECH RS232 to RS485 Converter Serial Adapter with 4 Position Terminal Block for Long Haul Data Communication Supports 600W Anti-Surge : Electronics](https://m.media-amazon.com/images/I/51r2HiLXpVL._AC_UF894,1000_QL80_.jpg)
Amazon.com: DTECH RS232 to RS485 Converter Serial Adapter with 4 Position Terminal Block for Long Haul Data Communication Supports 600W Anti-Surge : Electronics
![Amazon.com: DTECH RS232 to RS485 / RS422 Serial Communication Data Converter Adapter Mini-Size : Electronics Amazon.com: DTECH RS232 to RS485 / RS422 Serial Communication Data Converter Adapter Mini-Size : Electronics](https://m.media-amazon.com/images/I/61k+o2kgtkL.jpg)
Amazon.com: DTECH RS232 to RS485 / RS422 Serial Communication Data Converter Adapter Mini-Size : Electronics
![Amazon.com: DTECH RS232 to RS485 Converter Serial Adapter with 4 Position Terminal Block for Long Haul Data Communication Supports 600W Anti-Surge : Electronics Amazon.com: DTECH RS232 to RS485 Converter Serial Adapter with 4 Position Terminal Block for Long Haul Data Communication Supports 600W Anti-Surge : Electronics](https://m.media-amazon.com/images/I/41KJeJXE9mL._SR600%2C315_PIWhiteStrip%2CBottomLeft%2C0%2C35_PIStarRatingFOURANDHALF%2CBottomLeft%2C360%2C-6_SR600%2C315_ZA9%2C445%2C290%2C400%2C400%2CAmazonEmberBold%2C12%2C4%2C0%2C0%2C5_SCLZZZZZZZ_FMpng_BG255%2C255%2C255.jpg)
Amazon.com: DTECH RS232 to RS485 Converter Serial Adapter with 4 Position Terminal Block for Long Haul Data Communication Supports 600W Anti-Surge : Electronics
![Amazon.com: SMAKN Rs232 to rs422/rs485 Rs-232/rs-422/rs-485 Optical Isolation Interface Convert : Electronics Amazon.com: SMAKN Rs232 to rs422/rs485 Rs-232/rs-422/rs-485 Optical Isolation Interface Convert : Electronics](https://m.media-amazon.com/images/I/81QXBIVdVvL.jpg)
Amazon.com: SMAKN Rs232 to rs422/rs485 Rs-232/rs-422/rs-485 Optical Isolation Interface Convert : Electronics
![Amazon.com: DTECH RS232 to RS485 Converter Serial Adapter with 4 Position Terminal Block for Long Haul Data Communication Supports 600W Anti-Surge : Electronics Amazon.com: DTECH RS232 to RS485 Converter Serial Adapter with 4 Position Terminal Block for Long Haul Data Communication Supports 600W Anti-Surge : Electronics](https://m.media-amazon.com/images/I/61-rOr4KCwL._AC_UF350,350_QL80_.jpg)
Amazon.com: DTECH RS232 to RS485 Converter Serial Adapter with 4 Position Terminal Block for Long Haul Data Communication Supports 600W Anti-Surge : Electronics
![Amazon.com: Laser-makers 3in1 USB to RS232 / USB to RS485 / RS232 to RS485 Converter Adapter w/ LED Indicator : Electronics Amazon.com: Laser-makers 3in1 USB to RS232 / USB to RS485 / RS232 to RS485 Converter Adapter w/ LED Indicator : Electronics](https://m.media-amazon.com/images/I/71usZFJSzDL.jpg)
Amazon.com: Laser-makers 3in1 USB to RS232 / USB to RS485 / RS232 to RS485 Converter Adapter w/ LED Indicator : Electronics
![Amazon.com: DTECH RS232 to RS485 Converter Serial Adapter with 4 Position Terminal Block for Long Haul Data Communication Supports 600W Anti-Surge : Electronics Amazon.com: DTECH RS232 to RS485 Converter Serial Adapter with 4 Position Terminal Block for Long Haul Data Communication Supports 600W Anti-Surge : Electronics](https://m.media-amazon.com/images/I/51TlMOrmw6L._AC_UF894,1000_QL80_.jpg)
Amazon.com: DTECH RS232 to RS485 Converter Serial Adapter with 4 Position Terminal Block for Long Haul Data Communication Supports 600W Anti-Surge : Electronics
![Amazon.com: DTECH RS232 to RS485 / RS422 Serial Communication Data Converter Adapter Mini-Size : Electronics Amazon.com: DTECH RS232 to RS485 / RS422 Serial Communication Data Converter Adapter Mini-Size : Electronics](https://m.media-amazon.com/images/I/61-F+y+J2hL._AC_UF894,1000_QL80_.jpg)