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16.9" 1 Port USB to RS232 DB9 Serial Adapter Cable

Prices as of September 23, 2026, as listed by each retailer — verify the current price on the retailer's site before purchase.

Price history tracked at Macy's price tracker

14-day low
$36.39
Sep 13 · Macy's
Best price
$36.39
−0% vs high
14-day high
$36.39
All stores
$36$36$36
Sep 13Sep 23
  • Macy's
Lowest in 14 days: $36.39 at Macy's. Highest: $36.39. Current best is 0% below the 14-day high.

About this product

StarTech.com's 16.9" USB to RS232 DB9 serial adapter cable converts a standard USB port into a functional RS232 DB9 serial port, enabling connection to legacy serial devices like point-of-sale terminals, modems, and industrial equipment. Designed for reliability and ease of use, it supports data transfer speeds up to 921.6 Kbps and operates without external power, drawing energy from the USB port. The compact, durable cable measures 1.5 feet and features plug-and-play functionality with broad compatibility across Windows 8, Linux, and Mac OS, making it ideal for IT professionals and technicians managing diverse hardware setups in retail, industrial, or technical environments.

  • 16.9" USB to RS232 DB9 cable
  • Up to 921.6 Kbps data transfer
  • Plug-and-play, no drivers needed
  • USB-powered, no external power
  • Compatible with Windows, Linux, Mac OS
  • Durable 1.5 ft design

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16.9" 1 Port USB to RS232 DB9 Serial Adapter Cable — Price History