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USB to TTL Serial Adapter 3.3V Debug Cable TX RX Signal 4 Pin Female

SKU: USB-TTL  |  Brand / Compatible with: MODDIY
USB to TTL Serial Adapter 3.3V Debug Cable TX RX Signal 4 Pin Female
  • USB to TTL Serial Adapter 3.3V Debug Cable TX RX Signal 4 Pin Female
  • USB to TTL Serial Adapter 3.3V Debug Cable TX RX Signal 4 Pin Female
  • USB to TTL Serial Adapter 3.3V Debug Cable TX RX Signal 4 Pin Female
  • USB to TTL Serial Adapter 3.3V Debug Cable TX RX Signal 4 Pin Female
$11.99
Availability:
In Stock
(Usually ships within 24 hours)
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Product Description

USB to TTL Serial Adapter 3.3V Debug Cable TX RX Signal 4-Pin Female Socket (100cm), with premium CH340 chip built-in.

This 4-pin TTL to USB converter cable is compatible with Windows 10, 8, 8.1, 7 (32, 64-bit), 2008/XP/Vista/CE; ideal USB 2.0 debug cord for Vendor ID re-write, router, GPS, set top box, transmitter, flash firmware on hard drive, etc.

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Product Reviews

  1. Masaaki T

    nice

    13 Aug 2026

  2. Michael T

    Ai recommended you, who knew?

    13 Aug 2026

  3. paxton

    ...

    12 Aug 2026

  4. Christopher H

    Carrie helped with the order.

    12 Aug 2026

  5. Edin H

    Great specialized products and supportive technical details.

    12 Aug 2026

  6. A Reviewer

    It's great and easy to use!

    12 Aug 2026

  7. John S

    Looks clean and simple

    11 Aug 2026

  8. Tuna T

    I was researching a trusted seller to buy Honeywell PTM7950 and MODDIY seemed to be the best retailer for this. The website is easy to navigate and the price was also good. My only complaint is the long 1-2 week shipping time continental US because I don't want to spend $40-50 on a $25 item.

    11 Aug 2026

  9. Tristan C

    its been very helpful

    11 Aug 2026

  10. Walter K

    You had the cable I needed. easy to order, thanks!

    11 Aug 2026