StarTech.com 1 Port USB to RS232 DB9 Serial Adapter Cable - M/M - ICUSB232V2 - Serial Cables - CDW.com
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USB RS-232 Serial Adapter, 120KBPS/Sec USB To Serial Adapter 9-Pin COM Port With CD For WINXP/VISTA/WIN7/WIN832/64bt - Walmart.com
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Industrial Isolated Multi-Bus Converter, USB / RS232 / RS485 / TTL Communication | Multibus Converter
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Amazon.com: CableCreation USB to RS232 Serial Adapter (FTDI Chip), 6.6 Feet USB to DB9 Female Converter Cable for Windows 10, 8.1, 8, 7, Vista, XP, Linux and Mac OS X, macOS, 2 Meters/Black : Electronics
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Mettler Toledo RS232 to USB Converter Cable for XPR Microbalances and Ultra-Microbalances | Fisher Scientific
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