RC522 RFID Card Reader Module – Affordable & Feature-Rich

Why Choose the RC522 RFID Module?

• Ultra-low Cost with Local Pricing (₹80–₹150)

• 13.56 MHz Frequency with MIFARE Compatibility

• Compact, Low-Power, SPI Interface

• echnical Specifications & Features
• Applications & Compatibility
• Price Comparison Across Popular Indian Retailers
• How to Use with Arduino or Raspberry Pi

  The RC522 RFID Card Reader Module is a budget-friendly, compact solution for adding contactless card-reading capabilities (13.56 MHz) to your electronics projects. Equipped with the MFRC522 chip, it supports MIFARE and ISO14443A standards via a reliable SPI interface—perfect for Arduino, Raspberry Pi, and other microcontrollers.

  Key Features:

  • Frequency: 13.56 MHz (HF) for fast, secure RFID communication

  • Power Efficiency: Operating current 13–26 mA at 3.3 V, standby < 13 mA, sleep < 80 µA

  • Compatibility: Supports MIFARE 1K/4K, Ultralight, Pro, DESFire cards

  • Interface: SPI for easy integration with microcontrollers like Arduino, ESP32, Raspberry Pi

  • Compact Design: Approx. 60 × 40 mm, ideal for embedded systems

  Applications:

  • Access control systems & attendance tracking

  • Smart metering and inventory systems

  • Embedded hobbyist and educational robotics projects

  • Contactless authentication for IoT devices

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