NFC/RFID Card Reader ACR122U

Rated 4.38 out of 5 based on 8 customer reviews

(8 reviews)

NFC/RFID Card Reader ACR122U

Rated 4.38 out of 5 based on 8 customer reviews

(8 reviews)

Sold over 1,385 times

Rated 4.38 out of 5 based on 8 customer reviews

(8 customer reviews)

The ACR122U NFC Card Reader allows you to read the serial number of an NFC tag.

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Description Specifications FAQ Reviews (8)

ACR122U NFC Card Reader

The ACR112U Card Reader is a compact and portable NFC reader specifically designed for mobile applications, such as NFC payments, access control, identification, and verification. It supports various types of smart cards and NFC tags, and offers comprehensive software and development tools for easy integration with various systems and applications. The ACR112U is widely used in the retail, financial, and government sectors and offers a cost-effective solution for automating NFC applications.

The ACR122U NFC Card Reader allows you to read the serial number of an NFC tag. You can also read and program tasks. Additionally, it can emit an audio signal. The model number is ACR122U. Looking to buy NFC tags? Check out our NTAG213, NTAG215, and NTAG216.

The ACR122U NFC card reader is a compact and versatile device that allows you to read and write NFC tags and cards. The device is designed for use in a variety of applications, including access control, payment systems, identity verification, and many others. With the ACR122U, you can quickly and easily exchange data with NFC-compatible devices, such as smartphones, tablets, and other NFC readers. The device supports a wide range of NFC tags and cards, including ISO/IEC 14443 Type A and B, MIFARE, FeliCa, and NFC Forum tags.

The ACR122U can be used with an SDK (Software Development Kit) and various programming examples, allowing you to develop your own applications for different platforms, including Windows, Linux, and Android. The card reader also features a built-in antenna and LED indicators to show the device’s status. The compact design and versatility of the ACR122U make it an ideal choice for both individual users and businesses looking for a powerful and reliable NFC read/write device.

ACR122U Software

We recommend using the “NFC Tools” program to program the ACR122U. You can easily do this yourself. Download the NFC Tools software.

Support

ISO 14443-4 (Types A and B), ISO 18092 (NFC), MIFARE Classic, MIFARE Ultralight, MIFARE DESFire, FeliCa, NFC Forum Type 1, 2, 3, and 4 tags, and other NFC-compatible chips

Range

50 mm

Transmission Speed

424 kbps

Connection

USB

Software

Free to download (see product description)

Dimensions

98 mm x 65 mm x 12.8 mm

Weight

70 grams

Operating Temperature

0°C to 50°C

Programming

Multiple cards/tags at once

Compatible

Windows (CE, 2000, XP, Vista, 7, 8, 10), Linux, and Android)

Certifications

PC/SC, CCID, NFC Forum, ISO 14443, ISO 18092, EMVCo Level 1, FCC, CE, RoHS

What can I do with an ACR122U Card Reader?

With an ACR122U Card Reader, you can read and program NFC chips. The device is suitable for various applications, such as access control systems, payment systems, contactless identification, and data transfer between devices. It supports the most common NFC and RFID technologies and can be used to both read from and write to NFC chips.

What software do I need?

We recommend using the software from NFC Tools. This software is available for download for both Windows and Apple: https://www.wakdev.com/en/apps/nfc-tools-pc-mac.html

Which operating systems is the ACR122U compatible with?

The ACR122U Card Reader is compatible with multiple operating systems, including Windows, Linux, and macOS.

What types of chips can I program with the ACR122U?

The ACR122U Card Reader supports a wide range of contactless chips, including: ISO14443-4 (Type A and B), ISO18092 (NFC), MIFARE Classic, MIFARE Ultralight, MIFARE DESFire, FeliCa, NFC Forum Type 1, 2, 3, and 4 tags, and other NFC-compatible chips.

8 reviews for the ACR122U NFC/RFID Card Reader

Rated 5 out of 5
Rob (verified owner) – October 29, 2025
It’s very simple: just plug it into a USB port (USB-A, not USB-C), download the free software, and it works.
Rated 4 out of 5
Carine Kiekens (verified owner) – May 24, 2025
It works well
Rated 4 out of 5
Evert (verified owner) – April 22, 2025
Works great!
Rated 4 out of 5
Gijs (verified owner) – February 27, 2025
Software can be tricky.
Rated 5 out of 5
Ben (verified owner) – January 21, 2024
It works well as an NFC reader, but I actually needed a different model, and they could have figured that out from the rest of my order.
Rated 4 out of 5
Hennie Dummer (verified owner) – December 26, 2023
I’ve been able to install the software and driver updates, but haven’t been able to use it yet due to the holidays. I’ll be doing that soon.
Rated 4 out of 5
F.V. Snikkers (verified owner) – October 29, 2023
I haven't been able to determine yet whether it works for the purpose I bought it for
Rated 5 out of 5
Frank Slotboom (verified owner) – September 15, 2021
Very user-friendly website and fast delivery. I’m happy with the quality of the products. I emailed a few questions about how to use the products, received a response the same day, and was able to order what I needed right away.

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