- INTERCHANGEABLE NUTS & SCREWS: Secure the adapter to a serial device using the pre-installed DB9 nuts, or install the included DB9 screws for compatibility with serial peripheral devices/cables; Add a DB9 RS-232 port to a computer, using a USB-A port
- LED INDICATORS: Transmit and Receive LED indicators offer real-time monitoring of port activity, while the USB LED indicates when the adapter is successfully recognized by the desktop or laptop
- COMPATIBILITY: Works with Windows, macOS, ChromeOS, and Linux; Drivers auto-install in Windows 7+, macOS 10.15+, and Linux; COM retention enables the COM port to automatically re-assign if the cable is disconnected/reconnected or if the system is rebooted
StarTech USB-A to DB9 Adapter (1P1FFC-USB-SERIAL)
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About this product
Add dependable serial connectivity to modern and legacy systems with the StarTech USB-A to DB9 Adapter (1P1FFC-USB-SERIAL), a professional-grade USB-to-RS232 converter designed to connect desktop and laptop computers to serial devices through an available USB-A port. Featuring a trusted FTDI chipset and COM port retention technology, this adapter ensures stable, consistent communication with serial equipment while automatically restoring the assigned COM port after disconnects, reconnects, or system reboots. Interchangeable DB9 nuts and screws provide flexible compatibility with a wide range of serial peripherals, cables, and industrial equipment, while integrated transmit, receive, and USB status LEDs enable real-time monitoring for faster setup and troubleshooting. Built for demanding environments, the adapter features a rugged one-piece molded TPE housing, Level 4 ESD protection, copper shielding, and gold-plated connectors to help ensure reliable data transmission and long-term durability. Compatible with Windows, macOS, ChromeOS, and Linux, this compact serial adapter is ideal for point-of-sale systems, industrial automation, networking equipment, legacy hardware management, and field service applications. Rigorously tested for reliability and performance, it delivers secure RS232 connectivity backed by StarTech's lifetime technical support.
- INTERCHANGEABLE NUTS & SCREWS: Secure the adapter to a serial device using the pre-installed DB9 nuts, or install the included DB9 screws for compatibility with serial peripheral devices/cables; Add a DB9 RS-232 port to a computer, using a USB-A port
- LED INDICATORS: Transmit and Receive LED indicators offer real-time monitoring of port activity, while the USB LED indicates when the adapter is successfully recognized by the desktop or laptop
- COMPATIBILITY: Works with Windows, macOS, ChromeOS, and Linux; Drivers auto-install in Windows 7+, macOS 10.15+, and Linux; COM retention enables the COM port to automatically re-assign if the cable is disconnected/reconnected or if the system is rebooted
- BUILD QUALITY: Solid one-piece molded TPE housing and Level-4 ESD protection (15kV air/8kV contact) enhance reliability and longevity; Copper shielding minimizes EMI/RFI interference; Gold-plated connectors; Extended operating temperature of -40°C to 80°C
- TECH SPECS: 1-foot (30-centimeter) Cable Length; FTDI FT232R Chipset; Max Baud Rate: 921.6Kbps; 128 Byte RX and 256 Byte TX FIFO; Odd/Even/Mark/Space/None Parity Modes; 7 or 8 Data Bits; 1 or 2 Stop bits
Staples TECH - exceptional performance at unmatched value
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|---|---|---|---|---|---|
Your product StarTech USB-A to DB9 Adapter (1P1FFC-USB-SERIAL) Price is $38.54 |  Price is $41.16 |  Price is $12.73 |  Price is $125.29 |  Price is $153.72 | |
| Reviews | |||||
| Delivery Information | Free delivery by Thu, Nov 05 | Free delivery by Thu, Nov 05 | Delivery by Thu, Nov 05 | Free delivery by Thu, Nov 05 | Free delivery by Thu, Nov 05 |
| Available in my store | No | No | No | No | No |
| Warranty Information | 2 Year | 2 Year | Lifetime | 1 Year | 2 Year |
| Adapter & Splitter Type | Adapter | Adapter | Adapter | Data not available | Data not available |
| Width in Inches | 1.32 | 1.32 | 0.61 | 9 | 2.6 |
| Height in Inches | 0.63 | 0.63 | 0.30 | 33 | 1 |
| End 1 Connector Type | USB A | USB C | USB A | Data not available | Data not available |
| Adapter Use | Data | Data | Data | Data not available | Data not available |
| End 2 Connector Type | Other | Other | USB C | Data not available | Data not available |
| True Color | Black | Black | Black | Data not available | Data not available |
| Length in Inches | 12.01 | 78.74 | 1.57 | Data not available | Data not available |
| Selling Quantity | 1 | 1 | 1 | Data not available | Data not available |
| Weight (Ounces) | 1.34 | 1.76 | 0.18 | Data not available | 15.9 |
| Selling Quantity (UOM) | Each | Each | Each | Data not available | Data not available |
| Add To Cart | Add To Cart | Add To Cart | Add To Cart |
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