Sparkfun RFID Reader ID-12LA (125 kHz)

USD $29.95

This is a very simple to use RFID reader module with a built in antenna. Power the module, hold up a card, and get a Serial string output containing the unique ID of the card.

Out of stock

SKU: 50790 Categories: , , Tag:


Updated from the standard ID-12, the ID-12LA revision is essentially the same, but with a lower input voltage supply

For prototyping the only holdup is the 2mm pin spacing which is rectified by using a breakout board that we also have available.


  • 2.8 - 5V supply
  • 125kHz read frequency
  • EM4001 64-bit RFID tag compatible
  • 9600bps TTL and RS232 output
  • Magnetic stripe emulation output
  • 120mm read range

Dimensions: 25x26mm


Additional information

Weight 0.008 kg
Dimensions 5.427 × 5.179 × 1.2 cm


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Warning: This product contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm.
Please visit for more information. This item was manufactured prior to August 31, 2018.

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