DTECH 10 Feet USB 2.0 to RS232 DB9 Serial Port Adapter Cable with FTDI Chipset Supports Windows 11 10 8 7 and Mac Linux








Key features
- •DTECH USB to serial adapter FT232 cable allows your computer to make communication with serial devices equipped with 9 pin female RS232 interface
- •USB to male serial port adapter is designed for connecting Serial devices such as DB9 equipped PC, router, GPS, Programming machine, barcode scanners, label writers, serial modem, digital camera, card reader, palm PCs and digital organizer, etc
- •(FT232 chip) Long FTDI serial cable for Windows 10, 8, 7, Mac OS 8 or higher, Linux 2.4.0 and later
- •The com port to usb converter is designed with a high performance quality processor chip (FT232RL), which makes this USB RS232 adapter one of the most reliable adapters on the market
- •10ft DB9 to USB adapter with 9 pin male to USB-A male gold plated connector uses crystal clear blue enrich injection, strong and beautiful; active pins: 2(RXD), 3(TDX), and 5(GND)
BrandDTECH
CategorySerial Adapters
Size10ft USB to DB9 serial male cable
ColorBlue
Warranty365 days from purchase date
DTECH 10 Feet USB 2.0 to RS232 DB9 Serial Port Adapter Cable with FTDI Chipset Supports Windows 11 10 8 7 and Mac Linux
List Price: $38.76$34.88DEALYou Save: $3.88 (10%)
Free shippingFree Returns – 30 daysFree Order CancellationSecure Payment2–3 Days DeliveryGet It June 23, 2026In Stock (1)No marketing spamNo account requiredFulfilment by FedEx / Amazon / UPS / ShipwirePayPal / Card Buyer Protection
Customer Reviews
Reviews sourced from verified Amazon purchasers4.5
out of 5
Based on 10 reviews
5★
90%
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Exactly As Expected
tpmcd✓ Verified Purchase•June 24, 2023
The adapter arrived quickly, and worked exactly as desired.
Nice quality adapter for use with old hardware
Chris K.✓ Verified Purchase•May 23, 2023
I'm using this USB-to-serial adapter to connect a modern (2014) Mac laptop to a vintage Apple II computer via a null modem cable. So far, it's working great. I've use it for file transfers at 115kbps. No trouble with drivers. I chose this adapter because I'd read the FTDI chipset is still well supported. The cable length is good, and it appears well-made. The LED inside the adapter is an interesting touch. I don't need it, but it's nice to have something that immediately confirms there is a connection.
Works with Windows 11
marcg✓ Verified Purchase•May 15, 2023
Using this to connect to the serial port on a linux box (with null modem adapter) and RS232 management interfaces on other devices. Device shows up as a COM port in Windows Device Manager. COM port number, speed, stop bits, etc., can be set there. While the driver did not automatically download, I was able to install it by selecting Update Driver in Device Manager.
Bought this to replace a USB-RS232 adapter based on the Prolific 2303TA. While that adapter worked fine on Windows 10, Prolific has EOL'ed the 2303TA and it is not supported on Windows 11.
Bought this to replace a USB-RS232 adapter based on the Prolific 2303TA. While that adapter worked fine on Windows 10, Prolific has EOL'ed the 2303TA and it is not supported on Windows 11.
Solved My Problem
Amazon Customer✓ Verified Purchase•April 6, 2023
I needed to update the firmware in a ham radio transceiver. I tried to use the cable and interface provided by the radio manufacturer and it would not communicate with the radio. My computer does not have an RS-232 interface (few do now) so I had to find a compatible USB to 9-oin serial interface. This one did the trick and was easy to set up. The workmanship for the cable is excellent and the LEDs in the 9 pin connector are somewhat helpful but not entirely necessary for my purposes. The only issue was that the 9 pin connector is a male connector and I needed to to have a female connector. Fortunately, I had a compatible gender-changer cable on hand. I bought the 4 foot length cable. I wish that they made a 6 foot version but I was able to get by with the 4 foot. The other available lengths are much too long. Bottom line: excellent, sturdy cable. Recommended.
Worked perfectly out of the box on Win 11
S. Baer✓ Verified Purchase•April 5, 2023
I had been screwing around for days trying to make Ham Radio Delux work on my old FT897 and a new MiniS Win 11 mini-PC using my old Prolific cable. The old cable never connected properly and there were driver and Com port problems.
Based on its description of working with Win 11, I ordered this new cable. It arrived about 24 hours later, nicely boxed. I did not use the included CD, since it automatically downloaded the proper drivers. In 5 minutes or less (once I had set the baud rate to 4800) all was running perfectly! I should have gone this route in the first place. The diagnostic lights are an added bonus. I'm very pleased.
Based on its description of working with Win 11, I ordered this new cable. It arrived about 24 hours later, nicely boxed. I did not use the included CD, since it automatically downloaded the proper drivers. In 5 minutes or less (once I had set the baud rate to 4800) all was running perfectly! I should have gone this route in the first place. The diagnostic lights are an added bonus. I'm very pleased.
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