---
product_id: 753882007
title: "Model: SH-U09C"
brand: "dsd tech"
price: "B/.4705"
currency: PAB
in_stock: null
reviews_count: 8
url: https://www.desertcart.com.pa/products/753882007-model-sh-u09c
store_origin: PA
region: Panama
---

# 900Kbps transfer speed LED indicators for TX/RX/Power Auto-switching 3.3V/5V logic levels Model: SH-U09C

**Brand:** dsd tech
**Price:** B/.4705
**Availability:** ❌ Out of Stock

## Summary

> ⚡ Power your projects with speed and precision!

## Quick Answers

- **What is this?** Model: SH-U09C by dsd tech
- **How much does it cost?** B/.4705 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.com.pa](https://www.desertcart.com.pa/products/753882007-model-sh-u09c)

## Best For

- dsd tech enthusiasts

## Why This Product

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

## Key Features

- • **Reliable & Supported:** Backed by a 12-month warranty for peace of mind
- • **Plug & Play Versatility:** Works flawlessly with Windows 10/8/7 and Mac OS X out of the box
- • **Smart Voltage Adaptation:** Auto-switches between 3.3V and 5V for ultimate compatibility
- • **Blazing Fast Data Transfer:** Up to 900Kbps for seamless MCU communication
- • **Real-Time Debugging Insight:** LED indicators keep you informed on TX, RX, and power status

## Overview

The DSD TECH SH-U09C USB to TTL Serial Adapter features the robust FTDI FT232RL chip, delivering up to 900Kbps transfer rates with auto-switching 3.3V/5V logic levels. Equipped with LED indicators for real-time debugging, it supports a wide range of OS including Windows and Mac, making it an essential tool for developers and engineers seeking reliable serial communication.

## Description

Full description not available

## Features

- USB to TTL adapter allows you to communicate with board/MCU through your computer. Transfer rate up to 900K
- The main chip is FT232RL for high stability. LED indicators for TX,RX,Power supply show progress during debugging and downloading, easy to check and useful
- Pin definition: CTS, RTS, RXD, TXD, GND, VCC Compatible VCC output 3.3V and 5V, voltage can be switched automatically according to usage conditions. The logic level also supports 3.3V and 5V
- Works with Windows 10, 7 (32/64-bit) Vista 2008, XP, 2003, Mac etc
- Warranty: The USB to this TTL adapter comes with DSD TECH 12 months warranty. If you have any problems, please feel free to contact us

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B07BBPX8B8 |
| Amazon Bestseller | #16,909 in Computers ( See Top 100 in Computers ) #12 in Serial Adapters |
| Batteries Included | No |
| Batteries Required | No |
| Brand | DSD TECH |
| Color Name | Serial |
| Compatible Devices | Laptop |
| Connector Gender | Male-to-Female |
| Customer Reviews | 4.3 4.3 out of 5 stars (2,081) |
| Date First Available | March 23, 2018 |
| Finish Type | Matte |
| Included Components | USB to TTL Serial Adapter with FTDI FT232RL |
| Item Model Number | SH-U09C |
| Item Weight | 0.03 Kilograms |
| Item model number | SH-U09C |
| Manufacturer | DSD TECH |
| Product Dimensions | 5.59 x 2.03 x 0.25 cm; 32 g |

## Product Details

- **Color:** Serial
- **Compatible Devices:** Laptop
- **Connector Type:** USB
- **Item dimensions L x W x H:** 5.6 x 2 x 0.3 cm
- **Specific Uses For Product:** Laptop

## Images

![Model: SH-U09C - Image 1](https://m.media-amazon.com/images/I/71dITzHXVZL.jpg)
![Model: SH-U09C - Image 2](https://m.media-amazon.com/images/I/71FnqLYvXOL.jpg)
![Model: SH-U09C - Image 3](https://m.media-amazon.com/images/I/71y2cWG-FwL.jpg)
![Model: SH-U09C - Image 4](https://m.media-amazon.com/images/I/71xmcfUcYyL.jpg)
![Model: SH-U09C - Image 5](https://m.media-amazon.com/images/I/61LECVCjMrL.jpg)

## Questions & Answers

**Q: When used with arduino, what programmer do you select in the arduino ide?**
A: Under the "Tools" menu there is a "Port" entry you select the com port. You have to first select the correct board. You can upload a sketch via the serial port.

**Q: Is this compatible with the standard linux kernel and/or modules?**
A: This TTL adapter has a built-in FTDI FT232RL chip,about driver for linux, please refer to the following : https://www.ftdichip.com/Support/Documents/TechnicalNotes/TN_101_Customising_FTDI_VID_PID_In_Linux(FT_000081).pdf

**Q: Which voltage do I choose? The DSD TECH SH-U09C has a jumper to select 3.3 or 5 v. Does the device I'm connecting to determine this or is it the USB?**
A: Select the voltage based on the device you are connecting and trying to communicate with. This selector either delivers the 5.0 V from the USB or steps the 5 V from usb down to 3.3 V depending on the voltage required from the microcontroller you connect to.

**Q: I cannot find the board on arduino on my macbook. although after intallation of the driver i can find it under utilities and usb, what should i do?**
A: please refer to the following:  
You can verify that this adapter is working properly by:
Short TX and RX. You will receive any data you send.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Arduinoと併用してNintendoSwitchの自動化
*by こ***の on February 5, 2024*

Nintendo Switchのとある作品でArduinoと併用して自動化をするために購入。問題なく使う事が出来ました、配線等も解説サイトを見ながらやれば特に問題ないと思います。

### ⭐⭐⭐⭐⭐ USB
*by R***I on December 20, 2024*

テスターを出すほどでも無い測定に便利

### ⭐⭐⭐⭐ 必要な仕事をしてくれます
*by K***I on March 2, 2025*

SONOFFのスマートスイッチ（EPS32）の書き換えのために購入。書き込みエラーもなく必要な仕事をしてくれます。

## Frequently Bought Together

- DSD TECH SH-U09C USB to TTL Serial Adapter with FTDI FT232RL Chip Compatible with Windows 11, 10, 7 and Mac OS
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**Shop now:** [https://www.desertcart.com.pa/products/753882007-model-sh-u09c](https://www.desertcart.com.pa/products/753882007-model-sh-u09c)

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*Product available on Desertcart Panama*
*Store origin: PA*
*Last updated: 2026-02-20*