ACR122U - NFC Reader/Writer

44.90 €
As low as 35.92€/pz. for 20 pieces . Learn more

Reference LS-ACR122U

PC-linked contactless smart card and NFC Tags reader/writer, developed on the 13.56 MHz contactless technology.


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Volume discounts

Quantity Discount Unit Price
5 10% 40.41 €
10 15% 38.17 €
20 20% 35.92 €

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ACR122U is a contactless reader and writer of NFC Tags, produced by ACS Advanced Card Systems Ltd.

OS Compatibility
  • Windows® (98, ME, 2000, XP, Server 2003, Server 2008, Vista, 7, 8, 10)
  • Mac OS® 10.5 and above
  • Linux
  • Android™ (3.1 and above)
NFC Compatibility
  • ISO/IEC 14443-3 Type A & B
  • ISO 18092
  • NFC Forum types 1-4
  • NTAG®
  • FeliCA
  • NXP MIFARE Classic® 
  • NXP MIFARE Plus® 
  • NXP MIFARE Ultralight®
Application Programming Interface
  • PC/SC
  • CT-API
Compliance / Certifications PC/SC, CCID, CE, FCC, VCCI, MIC, KC, RoHS 2, USB Full Speed, Microsoft® WHQL
Operating Frequency 13.56 Mhz
Read/Write speed up to 424 kbps
Read/Write distance up to 50 mm (depending on Tag's antenna)
Operating Temperature 0 - 50°C
Dimensions 98 x 65 x 12.8 mm
Weight 81 grams
  • User-controllable bi-color LED
  • User-controllable buzzer
  • USB 2.0 cable

Softwares and Drivers

We sell just the hardware. We recommend NFC Tools software, compatible with Windows, Mac and Linux.

You can also develop your own software, using ACR122U's non-free SDK, available here.

Being compatible with the PC/SC standard, the ACR122U can be used with any software that uses this standard, such as this Gemalto tool.

You can find drivers, more libraries, and more information on the supplier's website.


Data sheet

NFC Standard
ISO/IEC: 14443A/B, 18092
Commodity code (HS)

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