PL2303 USB-TTL Converter

Reliable USB-to-TTL serial converter powered by the Prolific PL2303 chipset. Enables seamless UART communication between your PC and microcontrollers, routers, GPS modules, and other TTL-level serial devices - essential for debugging, programming, and data logging. From The Tech Depot, Bengaluru. Fast shipping, 7-day warranty on manufacturing defects, and dedicated technical support.

Specifications

Chipset	Prolific PL2303 (HX/HXD variant)
Interface	USB 2.0 Full Speed to TTL UART
Logic Levels	3.3V / 5V TTL (check module variant)
Baud Rate Range	75 bps to 6 Mbps
Signals Supported	TXD, RXD, GND (some modules include VCC, DTR, RTS, CTS)
Connector	USB-A male; pin header / DuPont female for TTL side
OS Compatibility	Windows (7/8/10/11), Linux, macOS (driver required)
Operating Voltage	5V from USB bus
ESD Protection	Built-in on USB lines
Dimensions (approx.)	Compact cable-style or breakout-board module
Type	USB-TTL Serial Converter Module
Origin	Original/Authentic PL2303 Chipset
Warranty	7-day warranty on manufacturing defects
Support	Email & WhatsApp 24/7

Why Choose This?

Genuine PL2303 chipset - stable drivers, no counterfeit-chip headaches or "Code 10" errors
Plug-and-play UART access - instantly talk to Arduino, ESP8266/ESP32, STM32, Raspberry Pi serial console, and more
Wide baud rate support - from 75 bps up to 6 Mbps for high-speed data transfer
Compact & durable design - lightweight module ideal for bench work and field deployment
Cross-platform drivers - works on Windows, Linux, and macOS with freely available Prolific drivers
100% authentic from trusted suppliers
1-5 day shipping, 7-8 day delivery from Bengaluru warehouse
Expert technical support included

Key Features

Full-duplex UART communication via virtual COM port
Hardware flow control lines (RTS/CTS) on supported modules
DTR pin available for auto-reset on Arduino-compatible boards
Onboard TX/RX LED indicators for real-time data flow monitoring
Hot-swappable USB connection - no system restart needed
Low power consumption - bus-powered, no external supply required

Project Ideas

Microcontroller Programming & Debugging: Upload firmware to Arduino Pro Mini, ESP-01, STM32 Blue Pill, and bare ATmega chips via serial bootloader.
Raspberry Pi Serial Console: Access the Pi's command line over UART - perfect for headless setup and kernel-level debugging.
Router & OpenWrt Configuration: Connect to the serial console of routers and networking equipment for firmware recovery and advanced configuration.
GPS & Sensor Data Logging: Read NMEA data from GPS modules or stream sensor readings to your PC for analysis and visualization.
GSM/SIM Module Communication: Send AT commands to SIM800, SIM900, and other cellular modules for IoT and SMS projects.
Embedded Linux & SBC Debugging: Monitor boot logs and interact with U-Boot on single-board computers and custom embedded platforms.
Learning & Education: Ideal for students learning UART protocol, serial communication fundamentals, and embedded systems development.

How to Use

Install Driver: Download the latest PL2303 driver from the Prolific website and install on your OS.
Connect TTL Side: Wire TXD, RXD, and GND to your target device (cross TX->RX, RX->TX). Match voltage levels (3.3V or 5V).
Plug into USB: Insert the USB-A connector into your computer. A new COM port (Windows) or /dev/ttyUSB0 (Linux) will appear.
Open Serial Terminal: Use Arduino IDE Serial Monitor, PuTTY, Tera Term, or minicom. Set the correct baud rate (e.g., 9600, 115200).
Communicate: Send and receive serial data. Monitor TX/RX LEDs for confirmation of data flow.

What's in the Box

Frequently Asked Questions

When will I receive my order?

Products ship within 1-5 days from our Bengaluru warehouse. Delivery within 7-8 days to most locations across India.

Is technical support available?

Yes, 24/7 support via email and WhatsApp for setup, troubleshooting, and application guidance.

What is your return policy?

7-day returns on manufacturing defects only. Full refund or replacement. Not applicable for user damage or misuse.

Are bulk discounts available?

Yes, wholesale pricing on orders of 10+ units. Contact us via WhatsApp or email for a custom quote.

Buy PL2303 USB-TTL Converter Online in India

Purchase the PL2303 USB-TTL Converter online at The Tech Depot - India's most trusted electronics components store. We deliver across all major cities including Bengaluru, Mumbai, Delhi, Chennai, Hyderabad, Pune, Kolkata, Ahmedabad, Jaipur, and Surat. Get the best price on PL2303 USB-TTL Converter with fast 1-5 day shipping from our Bengaluru warehouse. All products are 100% authentic, sourced from authorized distributors with 7-day warranty on manufacturing defects.

Looking to buy PL2303 USB-TTL Converter at the best price in India? The Tech Depot offers competitive pricing, bulk discounts for orders of 10+ units, and dedicated technical support via email and WhatsApp. Whether you are a hobbyist, student, or professional engineer, we have everything you need for your electronics projects.