---
product_id: 138973217
title: "DTECH USB to TTL Serial 3.3V Adapter Cable TX RX Signal 4 Pin 0.1 inch Pitch Female Socket PL2303 Prolific Chip Windows 10 8 7 XP Vista (6ft, Black)"
brand: "dtech"
price: "€ 31.56"
currency: EUR
in_stock: true
category: "Dtech"
url: https://www.desertcart.at/products/138973217-dtech-usb-to-ttl-serial-3-3v-adapter-cable-tx
store_origin: AT
region: Austria
---

# 3 Mbps max data transfer Configurable PL2303 Prolific chip 6ft USB 2.0 cable length DTECH USB to TTL Serial 3.3V Adapter Cable TX RX Signal 4 Pin 0.1 inch Pitch Female Socket PL2303 Prolific Chip Windows 10 8 7 XP Vista (6ft, Black)

**Brand:** dtech
**Price:** € 31.56
**Availability:** ✅ In Stock

## Summary

> 🔗 Unlock Legacy Tech with Modern Speed — Stay Ahead, Stay Connected!

## Quick Answers

- **What is this?** DTECH USB to TTL Serial 3.3V Adapter Cable TX RX Signal 4 Pin 0.1 inch Pitch Female Socket PL2303 Prolific Chip Windows 10 8 7 XP Vista (6ft, Black) by dtech
- **How much does it cost?** € 31.56 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.at](https://www.desertcart.at/products/138973217-dtech-usb-to-ttl-serial-3-3v-adapter-cable-tx)

## Best For

- dtech enthusiasts

## Why This Product

- Trusted dtech brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Extended 6-Foot Reach:** Generous cable length ensures flexible workspace setups without compromise.
- • **Plug & Play Compatibility:** Supports Windows 10 down to XP with native driver support for hassle-free setup.
- • **Customizable Signal Control:** EEPROM-configurable UART signals let you invert and tailor communication protocols to your needs.
- • **Seamless 3.3V UART Integration:** Effortlessly connect legacy devices with modern USB ports using 3.3V logic level signals.
- • **Prolific PL2303 Chip Reliability:** Industry-trusted chipset guarantees stable, high-speed serial communication up to 3 Mbps.

## Overview

The DTECH USB to TTL Serial Adapter Cable features a genuine PL2303 Prolific chip enabling reliable 3.3V UART communication over a 6-foot USB 2.0 cable. Compatible with a wide range of Windows OS versions, it supports data transfer rates up to 3 Mbps and offers configurable signal inversion via internal EEPROM. Ideal for professionals debugging, programming, or upgrading legacy devices, this adapter ensures seamless integration between USB and serial interfaces with flexible connectivity and trusted performance.

## Description

6-Foot PL2303TA chip USB to TTL serial adapter cable for 3.3 V logic level serial communication (rx, tx, vcc and GND) This USB TLL serial converter is built with Prolific PL2303 chip, FTDI’s royalty-free VCP allow for communication as a standard COM port; a great conversion data cord to meet with your needs of debugging, boot-loading, programming, etc. NOTE: If any installation or usage issues, please email us or you may download a driver and usage guide on Prolific official website The original PL2303 chip is embedded in the USB-A end; 4 way 0.1” header connector with GND (ground), VCC (5V), RX and TX at 3V3 logic level. Applications: Upgrading Legacy Peripherals to USB Interface Microcontroller UART or I/O, FPGA / PLD to USB Industrial Control USB Software / Hardware Encryption Dongles ... Features - The I/O pins of the USB to serial adapter wire are configured to operate at 3.3V logic level - Entire USB protocol handled by the electronics in the cable; - UART interface support for 7 or 8 data bits, 1 or 2 stop bits and odd / even / mark / space / no parity; - Data transfer rates from 300 to 3M baud rate at TTL levels; - Internal EEPROM with users writable area; - Supply voltage comes from USB bus, no external supply required; - UHCI / OHCI / EHCI host controller compatible Specific Interface A: USB 2.0 type A Male Port Interface B: 4 pin Female Socket flying leads Chip: Prolific PL2303TA Supports Windows 2008, XP and XP 64-bit, Vista and XP 64-bit, CE 4.2, 5.0 and 6.0; Windows 7, 8, 8.1, 10 (32 and 64-bit);Cable Colour: Black Wire Length: 1.8 Meter What’s Included 1 x USB to Serial TTL Level Converter Cable 6ft 1 X User Manual

## Features

- 6 ft USB to TTL serial adapter (with 4 pin 0.1” pitch female header socket) connects devices with 3.3 V logic level UART signals interface to a laptop via USB port
- A genuine PL2303TA chip module is housed in USB 2.0 type A male terminal for wider compatibility and supports reliable data transfer rates
- 6 feet USB to TTL serial cable 3V3 (4 way output flying leads ) provides access to UART (transmit) Tx, (receive) Rx, VCC (5V) and GND
- PL2303 Prolific chipset on the PCB board has configurable internal EEPROM and UART signals can be individually inverted by configuring the EEPROM
- 4 pin 3.3V USB to TTL converter cord 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.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B07R8BQYW1 |
| Best Sellers Rank | #36 in Serial Adapters #3,899 in Computer Cables & Interconnects |
| Brand Name | DTECH |
| Cable Type | USB |
| Color | 4 pin 3.3V |
| Compatible Devices | computer, Laptop, Raspberry Pi, calculator, MBP, router, microphone, industrial controls, test equipment and instrumentation, consumer electronics, synthesizers, machine tool numerical controls, printers and video display terminals |
| Connectivity Technology | USB |
| Connector Gender | Male-to-Female |
| Connector Type | 4 pin TTL, USB Type A |
| Customer Reviews | 4.4 4.4 out of 5 stars (211) |
| Data Transfer Rate | 3 megabits_per_second |
| Indoor Outdoor Usage | Indoor |
| Item Shape | Round |
| Item Weight | 0.27 g |
| Manufacturer | Guangzhou DTECH Electronics Technology Co.,Ltd |
| Maximum Voltage | 3.3 volts |
| Model | DT-6553 |
| Model Name | DT-6553 |
| Number of Items | 1 |
| Number of Pins | 4 |
| Other Special Features of the Product | Data Transfer, PL2303 chip |
| Part Number | DT-6553 |
| Recommended Uses For Product | Indoor |
| Specification Met | ISO |
| UPC | 714131653102 |
| Unit Count | 1 Count |
| Warranty Description | 1 Year |

## Product Details

- **Brand:** DTECH
- **Cable Type:** USB
- **Connector Type:** 4 pin TTL, USB Type A
- **Special Feature:** Data Transfer, PL2303 chip

## Images

![DTECH USB to TTL Serial 3.3V Adapter Cable TX RX Signal 4 Pin 0.1 inch Pitch Female Socket PL2303 Prolific Chip Windows 10 8 7 XP Vista (6ft, Black) - Image 1](https://m.media-amazon.com/images/I/51VQwX7E7aL.jpg)

## Questions & Answers

**Q: does this device work with linux 5.4?**
A: Yes, it works great on Linux. It was automatically detected on by Ubuntu machine and shows up on lsusb as:
ID 067b:2303 Prolific Technology, Inc. PL2303 Serial Port
with a device name of /dev/ttyUSB0

**Q: Is a pinout available please??**
A: For this USB TTL serial cable, you can find the pinout details on the listing page images (the last image), which is TXD - white; RXD - green; VCC - red; GND - black.

**Q: Will this work with 4pin rgb lights?**
A: Depends on the lights.  If they are standard serial communication at 3.3V, then yes.  Power will have to be from elsewhere.

**Q: Where are the drivers located?**
A: No extra drivers are needed for Linux. The pl2303 Linux driver is usually included in desktop Linux distros.
You will probably find the driver in /lib/modules/<kernel-version>/kernel/drivers/usb/serial/pl2303.ko

## Frequently Bought Together

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*Product available on Desertcart Austria*
*Store origin: AT*
*Last updated: 2026-08-20*