13.56MHz RFID Reader Writer Module

The 13.56MHz RFID Reader Writer Module is a versatile and efficient contactless identification device that enables secure data transfer between RFID cards and microcontrollers. Operating at 13.56 MHz, this module supports ISO14443A-compliant cards, such as MIFARE 1K and 4K tags.

It can read and write data to RFID cards using serial communication, making it perfect for Arduino, Raspberry Pi, and other microcontroller-based systems. Widely used in smart door locks, attendance systems, vending machines, and IoT access control, this module provides fast response and reliable data integrity.

⚙️ Key Features

• 📶 13.56 MHz High-Frequency Operation – Ensures stable and fast card communication.

• 🔐 Read & Write Capability – Supports full-duplex card data transmission.

• 💡 Wide Compatibility – Works with MIFARE, NTAG, and ISO14443A RFID cards.

• ⚡ UART/Serial Interface – Easy integration with Arduino or microcontrollers.

• 🔧 Compact Design – Fits easily in embedded systems and DIY enclosures.

• 🧠 Ideal for Security Projects – Access control, attendance, and identity tracking.

• 🧰 Low Power Consumption – Suitable for continuous operation systems.

📐 Technical Specifications

🧩 Applications

• 🔒 Access Control Systems – Secure door or locker control.

• 🧾 Attendance and Time Tracking – Office, school, or factory automation.

• 🏢 Smart Building Systems – Automated entry using RFID cards.

• 🛒 Vending and Payment Terminals – For RFID-enabled transactions.

• 🧠 Arduino & IoT Projects – Integrate RFID authentication easily.

• 📡 Data Logging & ID Verification – For custom electronics setups.

⚠️ Precautions

• Avoid placing near strong electromagnetic interference sources.

• Ensure 3.3V or 5V regulated power supply to prevent damage.

• Keep RFID cards within 5 cm for reliable reading.

• Handle module carefully to avoid antenna damage.

• Use level shifting when interfacing with 3.3V boards like Raspberry Pi.

🧰 Recommended Accessories

• 💳 RFID Cards & Tags – Compatible 13.56MHz cards.

• ⚙️ Relay Modules – For lock or system control.

• 🔋 Power Supply – 5V DC regulated adapter.

• 🧠 Arduino Boards – For project integration.

• 🔐 Solenoid Locks – For access control systems.

▶️ YouTube Tutorial Video

🎥 Watch: How to Use 13.56MHz RFID Reader Writer Module with Arduino

📝 Product Summary

The 13.56MHz RFID Reader Writer Module offers a compact and efficient solution for contactless identification and data exchange in security and automation projects. Compatible with Arduino, Raspberry Pi, and IoT systems, it provides reliable RFID performance for access control, attendance tracking, and smart system integration.