UGREEN
UGREEN 6ft USB to Serial Adapter, Serial to USB Adapter DB9 Male 9 Pin with PL2303 Chipset, PVC Jacket, RS232 to USB Cable for Windows 11 10 8.1 8 7 XP Vista, Mac OS, Linux
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*Price sourced from Amazon.com. Last updated 2026-08-17. Price and availability subject to change.
Bottom line: The UGREEN 6ft USB to Serial Adapter, Serial to USB Adapter DB9 Male 9 Pin with PL2303 Chipset, PVC Jacket, RS232 to USB Cable for Windows 11 10 8.1 8 7 XP Vista, Mac OS, Linux is a niche pick — read recent reviews before buying in the cables & connectors category, priced around $17.99. Compare close alternatives before committing.
The UGREEN USB to Serial Adapter bridges modern computers to legacy RS232 gear over a 6ft cable terminated in a DB9 male 9-pin connector. Inside is a PL2303 chipset, the controller most vintage-hardware toolchains and terminal programs already expect, paired with multiple shielding layers to keep serial data intact on long runs. Transmission rates reach 256kbps, enough headroom for console access, firmware flashing, and data logging alike. Compatibility spans Windows 11, 10, 8.1, 8, 7, XP, and Vista, plus macOS and Linux. Windows 8 and above run driver-free; Windows 7, XP, macOS, and Linux…
SpecPicks Verdict
SpecPicks scored UGREEN 6ft USB to Serial Adapter, Serial to USB Adapter DB9 Male 9… using a rating × review-volume × price-fit model applied to our editorial and benchmark analysis across the cables & connectors category. UGREEN's cables & connectors lineup sits within the broader category mid-tier; price and specs are the deciding factors over brand loyalty here. Mixed or limited buyer feedback at this price point — focus your evaluation on recent reviews that specifically address build quality and long-term reliability, and shortlist one or two close alternatives before deciding.
Common buyer scenarios for cables & connectors of this kind: matching it to an existing build, replacing a failing part, or upgrading from a previous-generation equivalent. Check the spec table below against your current setup — particularly socket / form-factor / power-rating fields — and confirm compatibility on the Amazon listing before purchase. Prices, stock, and Prime eligibility update directly from Amazon's catalog and may have moved since this page was last verified.
Pros & Cons
Pros
- ✓ Backed by UGREEN's warranty and support channels
- ✓ Ships via Amazon with Prime eligibility and the standard returns policy
Cons
- ✗ Confirm socket / form-factor / power-rating compatibility against your build before ordering
- ✗ Price, stock, and Prime eligibility update from Amazon and may have changed since this page was last verified
Key Features
- Easy to Use: The serial to usb adapter can be connected to serial device via USB port. Suitable for computers to connect various RS232 serial devices, like serial Programmer with DB9 female, PLC controller, cash registers, printers, POS, scanners and more
- Universal Compatibility: The RS-232 to USB Cable is compatible with Windows 11/10/8/7/XP/Vista, macOS, Linux. Driver free for Win8 and above. Driver Needed for Win 7/XP, macOS, Linux. Please get driver from the product guide on page or CD in the package
- Built-Last: Gold-plated interface connectors make this adapter cable more durable. In addition, this db9 to usb has a flexible PVC jacket that prevents tangling and effectively manage cable length
- Enjoy High Speed Transmission: The USB to RS232 cable 9 pin supports transmission rates up to 256kbps, making it easy to quickly transfer serial communication data
- Stable Signal Transmission: The USB to 9pin serial adapter is equipped with a PL2303 professional chip and multiple sheiding layer, which ensuring stable signal transfer and protecting your data from loss
Full Specifications
| Brand | UGREEN |
|---|---|
| Color | Grey |
| Finish | Gold |
| Unit Count | 1 Count |
| Connectivity | USB |
| Model Number | 20222 |
| Compatibility | Mac, Linux |
| Built-In Media | 1 |
| Connector Type | Db 9 |
| Item Dimensions | 78.74 x 0.79 x 1.18 inches |
| Mfr Part Number | 20222 |
| Number of Items | 1 |
| Number of Ports | 1 |
| Power Plug Type | No Plug |
| Compatible Devices | Barcode Readers, CNC Controllers, Cash Registers, Digital Cameras, Door Control Systems, LED & LCD Text Screens, Other RS232 Devices, POS Systems, Printer, Scanners |
| Item dimensions L x W x H | 78.74 x 0.79 x 1.18 inches |
| Enjoy High Speed Transmission | The USB to RS232 cable 9 pin supports transmission rates up to 256kbps, making it easy to quickly transfer serial communication data |
| External Testing Certification | 177202201739 |
| Global Trade Identification Number | 06957303822225 |
Ready to buy?
UGREEN 6ft USB to Serial Adapter, Serial to USB Adapter DB9 Male 9 Pin with PL2303 Chipset, PVC Jacket, RS232 to USB Cable for Windows 11 10 8.1 8 7 XP Vista, Mac OS, Linux is sold on the used and vintage market, where eBay carries the live inventory — Amazon does not stock this part. Prices and condition vary by seller and move in real time, so we link the live listing rather than quote a cached price. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.
*Price sourced from Amazon.com. Last updated 2026-08-17. Price and availability subject to change.
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