---
product_id: 69711556
title: "Model:SH-U11"
brand: "dsd tech"
price: "HK$261"
currency: HKD
in_stock: true
category: "Dsd Tech"
url: https://www.desertcart.hk/products/69711556-model-sh-u11
store_origin: HK
region: Hong Kong
---

# 15KV ESD & TVS Surge Protection Plug & Play with Windows & Mac USB Type A Connector Model:SH-U11

**Brand:** dsd tech
**Price:** HK$261
**Availability:** ✅ In Stock

## Summary

> ⚙️ Power your industrial network with plug-and-play precision!

## Quick Answers

- **What is this?** Model:SH-U11 by dsd tech
- **How much does it cost?** HK$261 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.hk](https://www.desertcart.hk/products/69711556-model-sh-u11)

## 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

- • **Instant Plug & Play:** Auto-detects as COM port on Windows 7-11 and Mac—driver-free setup means zero downtime.
- • **Real-Time Status LEDs:** Stay in control with clear RX, TX, and power indicators for instant diagnostics.
- • **Rock-Solid Protection:** Built-in 15KV ESD and TVS surge safeguards keep your gear safe in any environment.
- • **Reliable Support & Warranty:** 12-month warranty plus 24-hour responsive customer care—because your projects can't wait.
- • **Seamless Industrial Connectivity:** Effortlessly link RS485/RS422 devices directly to your USB port—no hassle, just power.

## Overview

The DSD TECH SH-U11 is a compact, industrial-grade USB to RS485/RS422 converter featuring the trusted FTDI FT232RL chip with robust 15KV ESD and TVS surge protection. Compatible across Windows and Mac platforms, it offers hassle-free plug-and-play connectivity with real-time LED indicators and backed by a 12-month warranty and responsive support.

## Description

Free delivery and returns on eligible orders. Buy DSD TECH SH-U11 USB to RS485 RS422 Converter with FTDI FT232R Chip Work for Modbus at desertcart UK.

## Features

- Industrial Grade USB to RS485 RS422 Converter: This allows you to easily connect any RS485 or RS422 device directly to the USB port of your computer
- The main chip is FTDI FT232RL: ESD protection with built-in 15KV and TVS surge protection. It is enough for you to cope with different occasions.
- LED for RX TX and Power.
- Compatible with Windows 10, 7 (32/64bit) Vista 2008, XP, 2003, Mac etc.
- We offer a 12-month for this USB to RS422 / RS485 converter. If you have any questions, please contact us and we will solve your problem within 24 hours.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B07B416CPK |
| Best Sellers Rank | 20,323 in Computers & Accessories ( See Top 100 in Computers & Accessories ) 174 in USB Computer Network Adapters |
| Brand Name | DSD TECH |
| Colour | gold |
| Compatible Devices | Laptop |
| Connector Type | USB Type A |
| Country of Origin | China |
| Current Rating | 1 Amps |
| Customer Reviews | 4.6 4.6 out of 5 stars (597) |
| External Testing Certification | Não aplicável |
| Input Voltage | 5 Volts |
| Item Dimensions | 5.6 x 2.5 x 1.4 centimetres |
| Item Weight | 0.05 Kilograms |
| Manufacturer | DSD TECH |
| Manufacturer Part Number | SH-U11 |
| Model Number | SH-U11 |
| Nominal Power | 15 Watts |
| Number of Items | 1 |
| Number of Ports | 1 |
| Package Quantity | 1 |
| Power Plug Type | No Plug |
| Product Finish Type | Matte |
| Smart Home Compatibility | Not Smart Home Compatible |
| Specific Uses For Product | TV |
| UPC | 737123980413 |
| Unit Count | 1.0 count |
| Warranty Type | Limited |

## Product Details

- **Colour:** gold
- **Compatible devices:** Laptop
- **Connector type:** USB Type A
- **Item dimensions L x W x H:** 5.6 x 2.5 x 1.4 centimetres
- **Specific uses for product:** TV

## Images

![Model:SH-U11 - Image 1](https://m.media-amazon.com/images/I/71DylrRAUUL.jpg)

## Questions & Answers

**Q: What is the difference between the sh-u10 and the sh-u11?**
A: Spec says the SH-U11F has some sort of isolation

**Q: I am trying to use for rs485 so i would expect it to be tri-state when not transmitting data. but pin 1 is driving high and pin 2 low, like rs422 ?**
A: Yes it is differential

## Frequently Bought Together

- DSD TECH SH-U11 USB to RS485 RS422 Converter with FTDI FT232R Chip Work for Modbus
- USB to RS485 Converter Industrial Adapter Original FT232RL and SP485EEN Fast Communication Embedded Protection Circuits Resettable Fuse ESD Protection
- DSD TECH SH-U10 USB to RS485 Converter for Modbus

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**Shop now:** [https://www.desertcart.hk/products/69711556-model-sh-u11](https://www.desertcart.hk/products/69711556-model-sh-u11)

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*Product available on Desertcart Hong Kong*
*Store origin: HK*
*Last updated: 2026-06-01*