Plugable USB to Serial RS-232 Adapter (5ft) with COM Retention - Compatible with Windows, Mac, Linux (DB9 DTE Male Connector, Prolific PL2303GT Chipset, Up to 1Mbps) - PL2303-DB9
USB To RS232 Serial Adapter (5ft) - Connect legacy DB-9 serial communications devices to a modern computer over USB. Powered by USB; no external power needed
Legacy Support - Add a 9-pin DB9 RS-232 serial port to any modern computer, replaces built-in or PCIe serial adapters, recommended for use with a serial cable or NULL modem cable
Compatibility Guarantee - Genuine Prolific PL2303GT Chipset for widest possible compatibility with Windows (11, 10, 8.x, 7, and Vista), Mac, Linux, and other platforms
Flexible - The USB RS-232 adapter supports a programmable baud rate from 75bps to 1Mbps. This RS232 USB Adapter allows for a plug-and-play creation of a COM port. Features COM retention to maintain port number and settings across reboots
Warranty and Support - Questions only an expert can answer? When you contact our support team, youre connecting with the engineers who design our devices. Every Plugable product is backed by our North American support teameven before
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Plugable USB to Serial RS-232 Adapter (5ft) with COM Retention - Compatible with Windows, Mac, Linux (DB9 DTE Male Connector, Prolific PL2303GT Chipset, Up to 1Mbps) - PL2303-DB9
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First Listed on Newegg
October 27, 2025
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