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Serial Adapters
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  5. Computer Cable Adapters
  6. Serial Adapters
  7. DSD TECH SH-U09C2…
DSD TECH

DSD TECH SH-U09C2 USB to TTL Adapter with FTDI FT232RL IC, 1.8V/3.3V/5V Logic Levels | Debugging and Programming

DSD TECH SH-U09C2 USB to TTL Adapter with FTDI FT232RL IC, 1.8V/3.3V/5V Logic Levels | Debugging and Programming - main product image
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₹2,510₹3,970

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DSD TECH SH-U09C2 USB to TTL Adapter with FTDI FT232RL IC, 1.8V/3.3V/5V Logic Levels | Debugging and Programming — 1.8V/3.3V/5V Logic Levels
1.8V/3.3V/5V Logic Levels
₹2,510
₹3,970
In Stock
DSD TECH SH-U09C2 USB to TTL Adapter with FTDI FT232RL IC, 1.8V/3.3V/5V Logic Levels | Debugging and Programming — Multicoloured
Multicoloured
₹5,020
₹7,700
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Estimated doorstep delivery by 3 Nov - 5 Nov from USA

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Unlock Your Hardware Projects with Reliable Serial Communication

About this item

The DSD TECH SH-U09C2 USB to TTL adapter brings original FTDI FT232RL IC performance to your projects in India. It supports versatile 1.8V, 3.3V, and 5V logic levels, switchable via jumper, and includes a protective case to guard against static and short circuits. This adapter is essential for programmers, hardware engineers, and DIY enthusiasts needing reliable serial communication.

This adapter excels in various applications, including programming microcontrollers like ESP8266, unbricking routers, interfacing with GPS modules, and updating firmware. Its robust design ensures stable data transmission up to 3Mbps, with indicator LEDs for RXD and TXD activity. Compatibility extends across Windows (XP to 10), Linux (Ubuntu), and macOS, with drivers readily available from FTDI.

Imported directly for Indian users, this adapter offers a dependable solution for legacy hardware and modern development. It comes with a protective shell, user manual, and a DuPont cable. DSD TECH provides a 1-year warranty and lifetime technical support, ensuring your projects proceed smoothly.

Key Features

  • FTDI FT232RL IC:Built-in original FTDI FT232RL IC. Supports 5V, 3.3V and 1.8V Logic TTL levels,You can switch Logic levels by jumper
  • Protective case: Come with a transparent protective casing, this transparent protective casing to effectively prevent static interference from the hand and prevent unintentional short circuit
  • Application:Support EEPROM, Vendor ID re-write, unbrick routers ,program ESP8266 module, interface to GPS modules, flash firmware on hard drive, update transmitter, interface to set top box and other compatible UART interface devices
  • Compatibility: This USB to TTL adapter is compatible with Windows 7, 8, 10 and various Linux OS and Mac OS
  • Customer Support: DSD TECH provides permanent technical support and 1 year product replacement service for this USB to TTL Adapter.

Why choose this product

Engineered for Precision and Protection

The DSD TECH SH-U09C2 adapter leverages the original FTDI FT232RL chip, renowned for its reliability in serial communication. Unlike basic adapters, it offers support for 1.8V logic levels in addition to the standard 3.3V and 5V, providing greater flexibility for diverse hardware projects. The integrated protective plastic case is a significant advantage, shielding the sensitive electronics from static discharge and accidental short circuits, which is particularly valuable in varied environmental conditions across India. This attention to build quality ensures consistent performance for critical tasks like firmware flashing and device debugging.

Ideal for Developers and Hobbyists

This adapter is perfect for anyone working with microcontrollers, routers, or legacy serial devices. It's excellent for programming ESP8266 modules, unbricking routers, or interfacing with GPS modules. While it offers broad compatibility with Windows, Linux, and macOS, users on older or niche Linux distributions might need to manually install drivers. If you require a simple USB-to-serial connection without specific baud rate requirements beyond 3Mbps or advanced RS485/RS232 protocols, this is a solid choice. For users needing direct RS232 DB9 male connectors or specific industrial protocols, alternative adapters might be more suitable.

How to use

  • Connect the Adapter — Plug the USB end of the DSD TECH SH-U09C2 adapter into your computer's USB port. Ensure the protective case is securely fitted.
  • Select Logic Level — Identify the required logic level (1.8V, 3.3V, or 5V) for your target device and set the jumper on the adapter accordingly. Consult your device's documentation for the correct voltage.
  • Wire to Target Device — Using the included DuPont cable, connect the adapter's pins (GND, VCC, RXD, TXD, RTS, CTS) to the corresponding pins on your target device's UART interface. Double-check pinouts to avoid damage.
  • Install Drivers and Communicate — Install the FTDI FT232RL drivers for your operating system (Windows, Linux, macOS) from the FTDI website. Once drivers are installed, your system will recognize the adapter, allowing you to use serial communication software.

Example scenarios

Typical situations where DSD TECH SH-U09C2 USB to TTL Adapter with FTDI FT232RL IC helps — illustrative scenarios, not customer reviews.

1
Scenario 1
Illustrative example
Where it helps

A hobbyist in Bangalore needs to program an ESP8266 module for a smart home project.

How this product helps

The DSD TECH SH-U09C2 adapter, with its reliable FTDI chip and 1.8V/3.3V/5V logic support, easily connects the ESP8266 to their laptop. The protective case ensures safety during frequent handling, and broad OS compatibility means it works on their preferred development machine.

2
Scenario 2
Illustrative example
Where it helps

A hardware engineer in Delhi needs to unbrick a legacy router or interface with an older device.

How this product helps

This adapter's FTDI FT232RL IC and stable 3Mbps speed are perfect for accessing router firmware or connecting to devices with UART interfaces. The included DuPont cable simplifies connections, and the protective case guards against accidental shorts in a busy workshop environment.

Technical specifications

Setup & usage

Specific UsesProgramming, Debugging, EEPROM, Router Unbricking, ESP8266 Module Programming, GPS Module Interface, Firmware Flashing, Set-Top Box Interface
Supported Operating SystemsWindows (XP, 7, 8, 10), Ubuntu (11.10, kernel 3.0.0-19), macOS (10.3 to 10.8, 10.9+)
Indicator LEDsPower (PWM LED), RXD (Data Transmission), TXD (Data Receiving)
Included AccessoriesPlastic Shell, User Manual, 4-PIN DuPont Cable
Warranty1-year product replacement service

Warranty

CrowCrowCrow helps you bring this product to India. Any warranty is offered by DSD TECHunder its own policy.

Read more

How we compare

FeatureDSD TECH SH-U09C2Others
Core ChipsetOriginal FTDI FT232RL ICOften uses generic or older chipsets (e.g., CH340, CP2102) with varying driver stability.
Logic Level Support1.8V, 3.3V, and 5V (switchable)Typically supports only 3.3V and 5V; 1.8V support is rare.
Build Quality & ProtectionIncludes protective plastic case for static and short-circuit prevention.Often sold as bare boards or with basic plastic shells, lacking robust protection.
Driver Support & StabilityOfficial FTDI drivers ensure broad OS compatibility and stability.May require manual driver installation or have compatibility issues with newer OS versions.
Cost per Use1 unit at ₹2,510 — ₹2,510 per unitLocal alternatives may be cheaper upfront but can have higher failure rates or limited functionality, increasing long-term cost.

Product details

SKUzpz1098
GTIN0734678383287
BrandDSD TECH
Model NumberSH-U09C2
Main ChipFTDI FT232RL
Item TypeUSB to TTL Adapter
Connectivity TechnologyUSB
Connector TypeUSB Type A
Connector GenderMale-to-Female
Logic Levels Supported1.8V, 3.3V, 5V (switchable)
Output VCC1.8V/3.3V/5V
USB Interface2.0
Maximum Speed3Mbps
Pin DefinitionCTS, RTS, RXD, TXD, GND, VCC
Included CaseTransparent Protective Plastic
Item Weight0.2 ounces (approx. 5.67 grams)
Package Dimensions1.5 x 0.4 x 0.15 inches (3.81 x 1.02 x 0.38 cm)
Country of OriginNot stated by manufacturer — US retail version, sourced from authorized US retailers and authorized brand partners

About DSD TECH

DSD TECH specializes in reliable USB adapters and electronic components for developers and hobbyists, focusing on quality and compatibility.

Compliance & Legal

No product-specific compliance warnings identified. Standard imported-goods terms apply: customs duties & GST paid; for personal use in India; follow the manufacturer's usage instructions on the packaging.

Customer Reviews

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FAQ, See What Others Asked

How to buy an original DSD TECH SH-U09C2 USB to TTL adapter in India?
To buy an original DSD TECH SH-U09C2 USB to TTL adapter in India, purchase from crowcrowcrow.com. We import directly from authorized US retailers and brand partners, ensuring factory-sealed products. All customs duties and GST are included in the listed price, and your order is shipped via ExpressBox with tracking. We provide a 14-Day Smile Guarantee for any issues.
Will this USB to TTL adapter work on my Windows or Mac laptop?
Yes, this adapter works with Windows (XP, 7, 8, 10), Ubuntu Linux, and macOS (10.3+). The FTDI FT232RL chip is well-supported, and drivers are available directly from FTDI's website for seamless integration into your development environment.
What is the difference between a straight-through and a null modem serial adapter?
A straight-through adapter connects a device to a computer by wiring pins directly, while a null modem adapter crosses transmit and receive lines to connect two devices directly. This DSD TECH adapter is designed for USB-to-TTL communication, not direct serial-to-serial null modem connections.
Is this USB to TTL adapter safe for 1.8V logic level devices?
Yes, the DSD TECH SH-U09C2 adapter specifically supports 1.8V logic levels in addition to 3.3V and 5V. You can easily switch between these levels using the jumper settings, making it versatile for a wide range of low-voltage projects.
What are the main applications for this USB to TTL adapter?
This adapter is ideal for programming microcontrollers like ESP8266, unbricking routers, interfacing with GPS modules, flashing firmware on hard drives, and connecting to set-top boxes. Its versatility makes it a valuable tool for hardware engineers and hobbyists.
Does this adapter come with a protective case?
Yes, the DSD TECH SH-U09C2 adapter includes a transparent protective plastic casing. This case helps prevent static interference and unintentional short circuits, safeguarding the adapter and your connected devices.
What is the maximum data transfer speed supported?
The adapter supports a maximum data transfer speed of 3Mbps, which is sufficient for most common programming, debugging, and serial communication tasks.

Frequently bought together

DSD TECH SH-U09C2 USB to TTL Adapter with FTDI FT232RL IC, 1.8V/3.3V/5V Logic Levels | Debugging and Programming

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DSD TECH SH-U09C2 USB to TTL Adapter with FTDI FT232RL IC, 1.8V/3.3V/5V Logic Levels | Debugging and Programming

₹2,510

DSD TECH SH-U09C2 USB to TTL Adapter with FTDI FT232RL IC, 1.8V/3.3V/5V Logic Levels | Debugging and Programming

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DSD TECH SH-U09C2 USB to TTL Adapter with FTDI FT232RL IC, 1.8V/3.3V/5V Logic Levels | Debugging and Programming

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Total price:

₹7,130

You save ₹4,460 (38%) Extra

3 items selected

3 items

₹7,130

You save ₹4,460 (38%) Extra

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Spec
Price
₹2,510
₹3,970
₹2,630
₹3,630
₹1,990
₹3,990
₹1,20,790
₹1,60,730
₹1,480
₹2,100
₹1,670
₹2,630
₹1,030
₹1,220
Brand NameDSD TECHDSD TECHANMBESTHPTYHJSaipomorUHamn
SourceUS RetailUS RetailUS RetailUS RetailUS RetailUS RetailUS Retail
Sold ByCrowCrowCrowCrowCrowCrowCrowCrowCrowCrowCrowCrowCrowCrowCrowCrowCrowCrowCrowCrowCrow
Imported from USA
₹2,510₹3,970

You Save ₹1,460

Estimated doorstep delivery by 3 Nov - 5 Nov from USA
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