Plugable USB to Serial RS-232 Adapter (5ft) with COM Retention, PL2303DB9 MPN:PL2303-DB9
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Free Shipping
In Stock
SKU
312-3155271
Plugable USB to Serial RS-232 Adapter (5ft) with COM Retention, PL2303DB9 MPN:PL2303-DB9
Upgrade your modern computer with a legacy DB-9 serial port using the Plugable USB to RS-232 DB9 Serial Adapter. This compact adapter features a genuine Prolific PL-2303HXD chipset, ensuring wide compatibility with Windows, Mac, and Linux platforms. With its plug-and-play design, you can easily add a serial port to your computer, replacing built-in or PCIe adapters. Perfect for use with serial cables, NULL modem cables, and a wide range of devices, including GPS receivers, modems, printers, and more. The adapter also features a programmable baud rate and a 2-year limited warranty for added peace of mind.
Top product features:
- Features a Prolific PL-2303HX Rev D chipset for the best combination of performance and wide driver support.
- Works with devices with RS-232 serial ports such as other PCs with RS-232 ports, Bluetooth serial adapters, PDAs, GPS receivers, routers, firewalls, modems, printers, embedded character displays, scan tools, sonar units, embedded boards, etc.
- Has a programmable baud rate from 75 bits per second to 128,000 bits per second.
Top product applications:
- Other PCs with RS-232 ports
- Bluetooth serial adapters
- Printers
Warranty and Support - Questions only an expert can answer? When you contact our support team, you are connecting with the engineers who design our devices. Every Plugable product is backed by our North American support team-even before purchase, and a 2-year limited parts and labor warranty after purchase 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 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
Features
- Brand Name: Plugable
- Manufacturer: LEANCODE INC DBA PLUGABLE TECH
- Model: USB to RS-232 DB9 Serial Adapter
- Quantity: 1
- Total Quantity: 1 Wireless Networking Adapters
Additional Information
- Country of Origin: CN
- UNSPSC Code: 43202222
- UNSPSC Commodity: Computer cable
- Green: No
- Recycled Content: FALSE
- Hazardous: No
- Prop 65: No
- MSDS URL: nan
- Package Length: 6.30
- Package Width: 7.90
- Package Height: 0.80
- Package Weight: 0.18
Product info last updated on February 15, 2026 4:47pm UTC
Category: Networking and Cables