DTECH

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

Name: 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
Brand: DTECH
SKU: B017D51ZRQ
Price: 19.98 USD
Availability: InStock

By Mike Perry, Hardware Editor · Verified 2026-09-06

Mike Perry has researched PC hardware since 2014, tracking 80+ GPU generations, 50+ retro handheld platforms, and 30+ vintage PC configurations. He synthesises community benchmarks, manufacturer specs, and public forum data into actionable buying guides. View full credentials →

$19.98

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*Price sourced from Amazon.com. Last updated 2026-04-19. Price and availability subject to change.

Bottom line: The 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 is a niche pick — read recent reviews before buying in the keyboards & mice category, priced around $19.98. Compare close alternatives before committing.

Please be noted that it's not USB to VGA cable, 15 pin VGA port is for video connection, and DB9 RS232 port is for serial data connectionDTECH Male RS232 serial to USB adapter with FTDI chip for RS-232 data communicationComputers are shrinking its size daily which means less room for antiquated connections. With the rise of USB, DB9 Serial port Connections have become even harder to come by on new computer systems. This is where RS232 USB to DB9 Serial Adapter comes in to play.By converting a USB Connection to a DB9 Serial Connection you can make use of older equipment that still relies on a…

SpecPicks Verdict

SpecPicks scored DTECH 10 Feet USB 2.0 to RS232 DB9 Serial Port Adapter Cable with… using a rating × review-volume × price-fit model applied to our editorial and benchmark analysis across the keyboards & mice category. DTECH's keyboards & mice lineup sits within the broader category mid-tier; price and specs are the deciding factors over brand loyalty here. Mixed or limited buyer feedback at this price point — focus your evaluation on recent reviews that specifically address build quality and long-term reliability, and shortlist one or two close alternatives before deciding.

Common buyer scenarios for keyboards & mice of this kind: matching it to an existing build, replacing a failing part, or upgrading from a previous-generation equivalent. Check the spec table below against your current setup — particularly socket / form-factor / power-rating fields — and confirm compatibility on the Amazon listing before purchase. Prices, stock, and Prime eligibility update directly from Amazon's catalog and may have moved since this page was last verified.

Pros & Cons

Pros

✓ Backed by DTECH's warranty and support channels
✓ Ships via Amazon with Prime eligibility and the standard returns policy

Cons

✗ Confirm socket / form-factor / power-rating compatibility against your build before ordering
✗ Price, stock, and Prime eligibility update from Amazon and may have changed since this page was last verified

Key Features

(NOT USB to VGA adapter) 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 cord 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 to USB adapter for Windows 11,10, 8, 7, Mac OS 8 or higher, Linux 2.4.0 and later (9 wire pinout 1-9: DCD, RXD, TXD, DTR, GND, DSR, RTS, CTS, RI)
COM port serial to usb converter with LED light 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 RS232 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)

Full Specifications

Brand	DTECH
Color	Blue
Finish	Matte
Unit Count	1 Count
Connectivity	USB
Model Number	ADT-5031
Compatibility	PC, Mac, Linux
Input Voltage	5 Volts
Warranty Type	Limited
Connector Type	USB Type A, USB to Serial Port
Item Type Name	RS232 cable
Item Dimensions	9.4 x 1.9 x 6.2 inches
Mfr Part Number	DT-5031
Number of Items	1
Number of Ports	1
Power Plug Type	No Plug
Compatible Devices	Desktop, Desktop computer, Microcontroller, Router, Modem, PDA, Router, Radio, GPS, Laptop, Printer, vinyl cutter
Warranty Description	365 days from purchase date
Smart Home Compatibility	Not Smart Home Compatible
Item dimensions L x W x H	9.4 x 1.9 x 6.2 inches

Ready to buy?

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 is sold on the used and vintage market, where eBay carries the live inventory — Amazon does not stock this part. Prices and condition vary by seller and move in real time, so we link the live listing rather than quote a cached price. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.

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*Price sourced from Amazon.com. Last updated 2026-04-19. Price and availability subject to change.