Kina Prilagođeni FTDI FT232RL USB DB9 RS232 Proizvođači serijskih kabela, Tvornica - Veleprodajna usluga - SINETECH
RS232 (RJ45) to USB Converter T232 for frequency inverters series: S100, iS7 | GOTO Automation Webstore
Adapter USB-RS232
HL-340 USB Serial Port USB to RS232 — OKN429-17 – OKYSTAR
Usb To Rs232 Rs485 Usb Serial Communication Module Industrial Grade Usb-232/485 Signal Converter - Connectors - AliExpress
Amazon.com: CableCreation USB to RS232 Adapter with PL2303 Chipset, 6.6ft USB 2.0 Male to RS232 Female DB9 Serial Converter Cable for Cashier Register, Modem, Scanner, Digital Cameras, CNC,Black : Electronics