StarTech.com
StarTech.com 1 Port FTDI USB to Serial RS232 Adapter Cable with COM Retention
Best reliable adapter for connecting legacy serial devices to modern computers.
Expand your connectivity with the StarTech.com USB to Serial RS232 Adapter. This adapter seamlessly converts a USB port into a reliable RS232 serial DB9 port, ideal for connecting and managing various serial devices. Featuring the dependable FTDI chipset and COM retention, it ensures consistent port assignments even after system reboots. It supports data transfer rates up to 115.2Kbps and is conveniently bus-powered, eliminating the need for an external power adapter. This single-cable solution offers broad compatibility across Windows, macOS, and Linux environments, making it a versatile addition to your setup.
$44.99
Owner Satisfaction
4.7
/ 5
Category Rank
5
/ 743
#5 in USB Adapters
Price vs Category Average
-11%
Below average
Connector on First End
199232
/ x -pin DB- Male RS- Serial
Who it's for
- System administrators working across diverse operating system environments
- Industrial engineers needing stable, high-speed data connections
- IT professionals managing multiple devices with consistent port settings
Who should skip it
- Users requiring immediate, zero-configuration plug-and-play functionality
- Technicians needing to bridge long-distance communication gaps
- Budget-conscious buyers seeking the most affordable serial connectivity
Performance breakdown
Driver Reliability
The industry-standard FTDI chipset ensures rock-solid stability across all major platforms.
Configuration Persistence
COM port retention eliminates the headache of reassigning settings after system reboots.
Deployment Versatility
Broad OS support makes this an essential tool for diverse technical environments.
Physical Convenience
Bus-powered design removes the clutter of extra power bricks and cables.
Build Practicality
The six-foot cable length provides ample reach for most workstation setups.
Setup Simplicity
Plug-and-play functionality allows for immediate connectivity without complex manual installations.
Key Specs
Connector on First End
1 x 9-pin DB-9 Male RS-232 Serial
Connector on Second End
1 x Type A Male USB 2.0 USB
Data Transfer Rate
115.2 kbit/s
Cable Length
6 ft (182.88 cm)
Certifications
FCC, RoHS, TAA Compliant
Chipset Model
FTDI USB UART Chip
Product Type
Data Transfer Cable
Warranty
2 Year Limited Warranty
Features
- Maintains consistent COM port assignments
- Integrated, reliable FTDI chipset
- Powered entirely by the USB port
- Supports baud rates up to 115.2Kbps
- Adds a straight-through RS232 serial port
- 6-foot cable for flexible placement
- Simple, portable single-cable design
- Wide OS compatibility
What customers say
Customers consistently praise this adapter for its exceptional reliability and superior driver stability, largely due to the genuine FTDI chipset. This ensures broad compatibility across Windows, macOS, and Linux, setting it apart from less dependable options. Technical users particularly value the 'COM Retention' feature, which prevents frustrating port remapping after disconnections, saving significant setup time. Reviewers describe the performance as rock solid and plug and play. While the initial cost is higher, users agree the guaranteed dependability and time saved make this adapter a worthwhile professional investment. For mission critical serial communication, this product is viewed as the definitive, worry free choice.
Know before you buy
No, the adapter is entirely bus-powered through the USB connection, so you do not need an external power adapter or wall outlet.
The FTDI chipset is widely recognized for its reliability and broad compatibility. It ensures stable data communication and is generally more dependable than generic chipsets found in cheaper alternatives.
Yes, this adapter features COM retention, which ensures that the assigned COM port remains consistent even after you disconnect the device or reboot your computer.
The adapter is compatible with Windows, macOS, and Linux environments, making it a versatile choice for most modern computing setups.
This adapter supports data transfer rates up to 115.2Kbps, which is standard for most RS232 serial device applications.
The cable is 6 feet long, providing plenty of reach for most workstations. While it is designed for plug-and-play convenience, you may need to download the latest FTDI drivers from the manufacturer's website to ensure optimal performance on some systems.
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