StarTech 1ft (30cm) USB to Serial Adapter Cable, COM Retention, Interchangeable Nuts/Screws, USB-A to DB9 RS232, FTDI IC, ESD Protection, Windows/macOS/Linux Model 1P1FFC-USB-SERIAL
1 - Data Receive LED: Flashes Green to indicate activity
1 - Data Transmit LED: Flashes Yellow to indicate activity
1 - USB LED: Solid Blue to indicate driver has been installed, and USB connection enumerated
Packaging Information
Package Quantity
1
Package Height
0.7 in [1.8 cm]
Package Length
6.5 in [16.5 cm]
Shipping (Package) Weight
2.3 oz [66.0 g]
Package Width
7.7 in [19.6 cm]
Performance
Serial Protocol
RS-232
Max Baud Rate
921.6 Kbps
Data Bits
7, 8
FIFO
128 Byte RX Buffer
256 Byte TX Buffer
Parity
Even, Odd, None, Space, and Mark
Stop Bits
1, 2
Physical Characteristics
Product Height
0.6 in [1.6 cm]
Product Length
12.0 in [30.5 cm]
Weight of Product
1.3 oz [38.0 g]
Product Width
1.3 in [3.4 cm]
Power
Power Source
Bus Powered
Software
OS Compatibility
Windows 7, 8/8.1, 11 ARM
Windows Server 2008 R2, 2012, 2012 R2, 2016, 2019, 2022
macOS 10.9 to 10.15, 11.0, 12.0, 13.0, 14.0
Linux 4.15.x and up - LTS Versions only
ChromeOS
Special Notes / Requirements
System and Cable Requirements
Computer with a USB Type-A Port versi
+
+
Overview
Specs
Reviews
Add an RS232 serial port to a laptop or desktop, using an available USB-A port
Product ID: 1P1FFC-USB-SERIAL
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
Learn more about the Detailed Specifications
Additional Information
First Listed on Newegg
November 29, 2025
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Warranty & Returns
Warranty, Returns, And Additional Information
Warranty
Please contact the Seller directly for warranty information. Warranty information may also be found on the Manufacturer's website.