--- product_id: 384430265 title: "SH-U09C3 Isolated USB to TTL Adapter Featuring FTDI FT232RL IC" brand: "dsd tech" price: "203.72 DT" currency: TND in_stock: true url: https://www.desertcart.tn/products/384430265-sh-u09c3-isolated-usb-to-ttl-adapter-featuring-ftdi-ft232rl store_origin: TN region: Tunisia --- # Supports 3.3V & 5V Logic TTL LED indicators for TX, RX, Power Industrial-grade USB isolation SH-U09C3 Isolated USB to TTL Adapter Featuring FTDI FT232RL IC **Brand:** dsd tech **Price:** 203.72 DT **Availability:** ✅ In Stock ## Summary > ⚡ Power up your debugging game with industrial-grade isolation! ## Quick Answers - **What is this?** SH-U09C3 Isolated USB to TTL Adapter Featuring FTDI FT232RL IC by dsd tech - **How much does it cost?** 203.72 DT with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.tn](https://www.desertcart.tn/products/384430265-sh-u09c3-isolated-usb-to-ttl-adapter-featuring-ftdi-ft232rl) ## 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 - • **Ergonomic Safety Design:** Protective casing prevents accidental PCB contact during use - • **Dual Voltage Flexibility:** Seamlessly switch between 3.3V and 5V TTL logic with a simple jumper - • **Real-Time Debugging Insight:** LED indicators keep you informed on data flow and power status - • **Reliable Support & Warranty:** 1-year replacement and expert tech support within 24 hours - • **Unmatched USB Port Protection:** ADI iCoupler tech shields your PC from shorts & shocks ## Overview The DSD TECH SH-U09C3 Isolated USB to TTL Adapter features FTDI's FT232RL chip and ADI's iCoupler isolation technology to protect your computer’s USB port from electrical damage. It supports both 3.3V and 5V TTL logic levels, includes LED indicators for transmission status, and comes in a protective case for safe handling. Compatible with Linux, Mac OS, and Windows, it offers reliable performance backed by a 1-year replacement warranty and responsive customer support. ## Description DSD TECH SH-U09C3 Isolated USB to TTL Adapter Featuring FTDI FT232RL IC ## Features - Industrial-grade USB isolation module: ADI's iCoupler signal isolation technology is used to fully protect the computer's USB port from external short-circuit, shock and other damage. - The main chip is FT232RL from FTDI ,High stability. LED indicator for TX,RX,Power,It is very useful when you are debugging or downloading. - Protective case: We have installed a protective case for this isolated USB to TTL Converter, which prevents your hands from directly touching the PCB and IC. - Both 3.3V and 5V Logic TTL are supported. You can switch by jumper. - Customer Support: DSD TECH provides permanent technical support and 1 year product replacement service for this Isolated USB to TTL Adapter. All questions will be answered within 1 working day. ## Technical Specifications | Specification | Value | |---------------|-------| | Brand | DSD TECH | | Manufacturer | DSD TECH | | Model | SH-U09C3 | | Product Dimensions | 4.95 x 1.14 x 0.25 cm; 8.5 g | | Item model number | SH-U09C3 | | Operating System | Linux, Mac OS X 10.3 Panther, OS X 10.9 Mavericks, Windows XP | | Hardware Interface | USB 2.0 | | Compatible Devices | PC, Laptops | | Special Features | short circuit protection | | Number of items | 1 | | Power Source | DC | | Batteries Included | No | | Batteries Required | No | | Number of Ports | 2 | | Material | ttl | | Has Auto Focus | No | | Programmable Buttons | No | | Manufacturer | DSD TECH | | Country of Origin | USA | | Item Weight | 8.49 g | ## Product Details - **Compatible Devices:** PC, Laptops - **Specific Uses For Product:** PC - **Connector Type:** USB - **Colour:** Multicoloured - **Item dimensions L x W x H:** 50 x 11 x 3 Millimeters ## Images ![SH-U09C3 Isolated USB to TTL Adapter Featuring FTDI FT232RL IC - Image 1](https://m.media-amazon.com/images/I/71Bh4viELVL.jpg) ## Questions & Answers **Q: Does the converter source its power from the usb or the vcc? if from the usb and the vcc is an "output", does removing the jumper disconnect vcc (0v)?** A: In the case of USB power supply, when the jumper at 5V VCC 3V3 is removed, the following VCC will not have an output voltage. **Q: Does it the drive and the module work for macbook ? because after doing research i saw that macbooks usually face problem while interacting with ftdi.** A: We confirm that this ftdi adapter work on macbook . Try it and you will be pleasantly surprised **Q: how to install the driver?** A: Please use the following link to download driver: https://www.ftdichip.com/FTDrivers.htm or google "ftdi ft232" **Q: What is the maximum baud rate that this supports?** A: Build-in FTDI FT232RL Chip, max speed is to 3Mb/s . After testing, we found that data can be transmitted stably below 115200 baud rate. ## Frequently Bought Together - DSD TECH SH-U09C3 Isolated USB to TTL Adapter Featuring FTDI FT232RL IC - ELEGOO 120pcs Multicolored Dupont Wire 40pin Male to Female, 40pin Male to Male, 40pin Female to Female Breadboard Jumper Ribbon Cables Kit Compatible with Arduino Projects - WWZMDiB Mini USB to TTL Serial Converter Adapter, 3.3V/5.5V, FTDI Breakout Board for Arduino --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.tn/products/384430265-sh-u09c3-isolated-usb-to-ttl-adapter-featuring-ftdi-ft232rl](https://www.desertcart.tn/products/384430265-sh-u09c3-isolated-usb-to-ttl-adapter-featuring-ftdi-ft232rl) --- *Product available on Desertcart Tunisia* *Store origin: TN* *Last updated: 2026-06-05*