PL2303 PL2303HX USB to TTL STC Module

USB to TTL serial module with PL2303HX chip, supporting 3.3V or 5.0V logic for microcontroller programming, data exchange and firmware upgrades.

✓USB to TTL serial bridge
✓3.3V and 5.0V logic
✓Programs Arduino Pro Mini
✓STC, NXP, Renesas, NEC support
✓Firmware upgrade for modems

●In StockSKU: AS-JVD4FTPV

💻 Product Overview

A USB to TTL serial module built around the PL2303HX chip, used to connect a computer to microcontrollers and serial devices. It handles logic levels at 3.3V or 5.0V, so it works with a range of boards and modules. It is aimed at people programming chips, exchanging data with microcontrollers, or upgrading firmware on networking hardware.

✨ Key Features

Microcontroller programming: Supports programming of Arduino Pro Mini and microcontrollers that use serial boot loaders.
Dual logic levels: Works with devices running at 3.3V or 5.0V logic levels.
MCU burn write: Handles burn write for STC, NXP, Renesas and NEC microcontrollers.
Data exchange: Connects a microcontroller to a desktop or laptop computer for serial data transfer.
Device connections: Links to GPS devices, phones, modems and GSM modules.
Firmware upgrade: Used for firmware upgrades on routers, HDD, ADSL and broadband modems.

🇱🇧 Why Buy from Technodel?

🚚 Delivery Across Lebanon — 1-3 business days to all regions
🛡️ Warranty — as stated on this product page, plus 30-day returns with a full refund
💬 WhatsApp Support — ask us anything before or after you order
💵 Cash on Delivery — pay when the order reaches you

🛒 Frequently Bought Together

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❓ Common Questions

Real questions customers ask about this product — delivery, warranty, payments & compatibility.

Is this product available in Lebanon?▾

Yes — it is available at Technodel with delivery across all of Lebanon: same-day to Beirut, Sour, Tripoli and surroundings, and 1–2 days to every other region.

Where does Technodel source this product?▾

Technodel sources from established suppliers in Lebanon. The product page states its condition and its warranty, and compatible parts are labelled as compatible.

What warranty comes with this product?▾

Warranty terms are stated on each product page. Where a manufacturer warranty applies, warranty support is handled through Technodel.

How can I pay for this product?▾

Technodel accepts cash on delivery, Wish Money transfer, and cryptocurrency (USDT, BTC, ETH). Delivery is a flat $4 anywhere in Lebanon, free on orders of $500 or more.

What are the main specifications of this product?▾

The specifications table on this page lists the key details (model, capacity/speed, dimensions, connectivity and more). If you need a detail not listed, message us on WhatsApp and we'll confirm it for you.

Is this product suitable for my setup?▾

If you're unsure whether this fits your laptop, PC, console or network, send us a message with your setup and we'll confirm compatibility before you order.

Need another answer? Message us on WhatsApp +961 3 659 872 or read our FAQ.