DTECH
DTECH USB to Serial Adapter DB9 RS232 Cable Prolific Chip PL2303 DB-9 Male Cord 6ft Compatible with Windows 11 10 8 7 Mac Linux for Laptop RS232C Printer Radio
*Price sourced from Amazon.com. Last updated 2026-05-12. Price and availability subject to change.
USB A to DB9 Male Serial CableDTECH USB to serial rs-232 adapter is designed for PC laptop equipped with USB port to connect legacy RS232 devices like PDA, GPS system, router, barcode scanner, label writer, tax printer, serial modem, digital camera, radio, card reader, palm PC, cellular phones, ISDN terminal adapter, etc. (through USB port with over 1Mbps data transfer rate )Please note that It's not a USB to VGA adapter (VGA is DB15, 15 pin 3 rows) , it's a USB to serial cable (DB9, 9 pin 2 rows)USB serial adapter with gold plated connectors has a USB type A male plug for connecting to a PC…
SpecPicks Verdict
SpecPicks classifies DTECH USB to Serial Adapter DB9 RS232 Cable Prolific Chip PL2303 DB-9… as a solid pick with broad community endorsement in the keyboards & mice category, based on 15 verified Amazon reviews and our ranking model that weights rating × review-volume × price-fit. DTECH's positioning sits within the broader category mid-tier. Use the Compare tool to put it side-by-side with two or three close alternatives before clicking through to Amazon.
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
- ✓ Solid 4.2★ customer rating
- ✓ Backed by DTECH's warranty and support channels
- ✓ Ships via Amazon with Prime eligibility and the standard returns policy
Cons
- ✗ Limited review volume so far — fewer data points on long-term reliability
- ✗ 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
- 6ft RS232 to USB adapter is designed for data communication via COM port between your laptop and 9 pin RS-232 serial port devices like rs232c printer, scanner, cutter, radio station, etc. (NOT VGA to USB adaptor, VGA is 15 pin connector)
- Serial to usb adapter with prolific chipset PL2303 supports Windows 11, 10, 8, 7, XP, Vista, 2000, 98, Mac and Linux, etc; If driver is not auto-installed, you may download it from prolific official website, or contact us via customer service
- USB to RS232 serial adapter connects 9pin serial devices like label printer, router, GPS, PDA, CNC, POS, cash register, ISDN terminal adapter, PLC controller, barcode scanner, serial modem, digital camera, card reader, palm computer, etc
- 6 feet USB RS232 cable is bus powered, no external power supply required; features gold plated DB9 to USB connectors ensure high performance and extra durability
- Plug and play, simple driver installation for COM port creation, multi kinds of baud rate can be adjusted (if system need to install driver manually, here is download path: prolific.com.tw, product application, SIO, USB to UART/Serial/Printer)
Full Specifications
| Brand | DTECH |
|---|---|
| Color | Black |
| Unit Count | 1.0 Count |
| Connectivity | USB |
| Model Number | KJ-5075-2M |
| Compatibility | Mac, Linux |
| Input Voltage | 5 Volts |
| Warranty Type | Limited |
| Connector Type | 9 pin D-sub, USB Type A |
| Mfr Part Number | KJ-5075-2M |
| Number of Items | 1 |
| Number of Ports | 2 |
| Power Plug Type | No Plug |
| Compatible Devices | Desktop, Laptop, Printer, router, GPS, barcode scanner, label writer, serial modem, digital camera, card reader, palm PC, Cellular Phone, PDA |
Ready to buy?
DTECH USB to Serial Adapter DB9 RS232 Cable Prolific Chip PL2303 DB-9 Male Cord 6ft Compatible with Windows 11 10 8 7 Mac Linux for Laptop RS232C Printer Radio is available on Amazon with Prime shipping and the full Amazon returns policy. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.
*Price sourced from Amazon.com. Last updated 2026-05-12. Price and availability subject to change.
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