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Seeedstudio 125KHz RFID Module - UART

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Product details

Management number 234969745 Release Date 2026/07/02 List Price $6.41 Model Number 234969745
Category
  • Frequency: 125KHz
  • Power supply: DC 5V (±5%)
  • Maximum effective distance: up to 50mm
  • Includes external antenna

The Seeedstudio 125KHz RFID Module - UART is designed for reading code from a 125KHz compatible card with read-only tags and read/write card. It can be applied in office security, home security, personal identification, access control, anti-forgery, interactive toy and production control systems, etc. This Seeedstudio 125KHz RFID Module - UART supports external antenna which is included.  The maximum effective distance is up to 150mm.

Seeedstudio 125KHz RFID Module - UART- Click to Enlarge

Features:

  • Supports external antenna
  • Maximum effective distance up to 150mm
  • Less than 100ms decoding time
  • UART TTL interface
  • Support EM4100 compatible read only or read/write tags
  • Built-in external bi-color LED and buzzer driver
  • Small outline design

Note: The module will notify whenever 125khz tag approaches, tag serial number will be send via TX pin. This is an easy way for a RFID module on MCU projects or PC connection via UartSB.


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