Struggling to connect legacy equipment to a modern laptop? The USB to Serial cable lets you add a reliable RS-232 port to any USB-A enabled computer, so you can link printers, scanners, CNC machines or industrial controllers without hunting for outdated hardware. With a 6.6ft length you gain the freedom to place devices wherever they fit best, while the adapter handles data flawlessly.
Key Features of a 6.6ft USB to Serial
- Cable length: 6.6 ft (2 m). Gives you ample reach for workstation setups.
- Connector type: 4-pin USB Type-A male. Fits any standard USB-A port.
- Serial connector: 9-pin DB-9 male, screwable. Securely attaches to legacy devices.
- Shielded cable: Reduces EMI/RFI interference for clean signal transmission.
- Gold-plated contacts: Improves conductivity and prolongs connector life.
- Level-4 ESD protection: Defends against static discharge up to 15 kV air / 8 kV contact.
- LED indicators: Show power, transmit and receive status for easy troubleshooting.
- COM retention: Keeps the same COM port after reconnection or reboot.
- Chipset: FTDI FT232R, known for stable driver support across OSes.
- Weight: 0.92 oz. Light enough for portable use yet robustly built.
StarTech.com USB to Serial
If you work with older machinery, point-of-sale terminals or scientific instruments, you’ll often find a missing RS-232 port halting your workflow. Searching for a compatible adapter can be time-consuming, and cheap alternatives may lack reliability or driver support. This StarTech.com cable delivers plug-and-play simplicity, broad OS compatibility and rugged construction, making it the perfect bridge between past and present technology.
Benefits of StarTech.com USB to Serial
- Easy installation: Drivers install automatically on Windows, macOS and Linux.
- Real-time monitoring: LEDs let you see activity at a glance, speeding up diagnostics.
- Durable design: TPE housing and ESD protection ensure long-term use in busy environments.
- Consistent COM port: Saves you re-configuring software after each reconnection.
- Wide compatibility: Works with Windows 7+, macOS 10.15+, ChromeOS and Linux.
Usages of a 6.6ft USB to Serial
Ideal for connecting legacy printers, barcode scanners, industrial control panels, medical devices or any equipment that still relies on RS-232 communication, whether in a workshop, office or remote field location.
Specifications
| Cable |
| Cable / Right Connector Gender | Male |
| Cable / Technology | Shielded |
| Cable / Cable Subcategory | USB |
| Cable / I/O Cable Type | USB / serial cable |
| Cable / Right Connector Type | 9 pin D-Sub (DB-9) |
| Cable / Left Connector Gender | Male |
| Cable / Left Connector Type | 4 pin USB Type A |
| Cable / Compliant Standards | USB 2.0 / USB 1.1 |
| Miscellaneous |
| Miscellaneous / Color Category | Black |
| Miscellaneous / Color | Black |
| Miscellaneous / Compliant Standards | USB 2.0 / USB 1.1, RoHS, WEEE, RS-232 |
| Header |
| Header / Model | 6.6ft (2m) USB to Serial Adapter Cable, COM Retention, RS232 |
| Header / Product Line | StarTech |
| Header / Packaged Quantity | 1 |
| Service & Support |
| Service & Support / Type | 2-year warranty |
| General |
| General / Technology | Shielded |
| General / Weight | 0.92 oz |
| General / Type | USB / serial cable |
| General / Color | Black |
| General / Plated Connector | Gold |
| General / Cable Length | 6.6 ft |
| General / Features | Molded, rugged, EMI/RFI protection, electrostatic discharge (ESD) protection, LED status indicator, Chipset FTDI FT232R, bus powered, COM retention |
| Connectivity |
| Connectivity / Connector | 4 pin USB Type A - male |
| Connectivity / Connector (Second End) | 9 pin D-Sub (DB-9) - male - screwable |
| Dimensions & Weight (Shipping) |
| Dimensions & Weight (Shipping) / Service & Support | 2-year warranty |
| Summary Details |
| Product colour | Black |
| Cable length | 2 m |
| Connector 1 | USB Type-A |
| Quantity per pack | 1 pc(s) |
| Package width | 220 mm |
| Package depth | 1 mm |
| Master (outer) case width | 600 mm |
| Master (outer) case length | 485 mm |
| Master (outer) case height | 345 mm |
