Product Description
Our 125kHz RFID Tag Reader Board is your key to the world of interactive possibilities. Whether you’re building a keyless entry system for your workshop, a personalized music player that plays a different song for each family member, or an inventory system that tracks your tools, this RFID reader is the heart of it all.
This reader is designed for easy integration to your projects. With both UART and I2C versions available, you can choose the communication protocol that best fits your needs. The onboard microcontroller is pre-programmed and ready to go, so you can start reading tags. Included is a switch to change the data transfer speed, giving you the flexibility to work with a wide range of microcontrollers. The included antenna ensures a reliable reading distance, so your projects will work flawlessly every time.
Like all of our products, this RFID reader is designed and manufactured in Europe to the highest quality standards, and we back it with a 2-year warranty and technical support. And because we believe in the power of open source, all of our design files are available for you to download and modify!
Product features
Complimentary technical support
In case you ever get stuck with using this product, you can count on us. We provide free, no-strings-attached technical support with this product. Just reach out to us with your questions, and we'll be there to help you.
Open-source
Open-source culture is rooted deep inside us, and that’s reflected in our products. This product follows the open-source principle. It was made with the community’s suggestions and needs in mind. With a modular design, it can be modified to your needs and incorporated into your projects. We provide all the design documentation needed free of charge on our Github repository.
Made in EU
Soldered products, designed and manufactured in Croatia, are thoroughly tested and meet the highest EU standards of quality and safety.
Key features
- Frequency: 125kHz
- Reading distance: up to 5 cm
- Communication: I2C,UART (depends on device version)
- Operating voltage: 3v3 for Qwiic, 5V for header pins
- Supported tags: EM4100, EM4001, or compatible 125 kHz RFID cards/tags
- Dimensions: 38 x 38 mm (1.5 x 1.5 inch)
- Connector: 2 × Qwiic (plug-and-play, no soldering required)(Qwiic version) , external 125kHz antenna connector , TX/RX (UART) or SDA/SCL (Qwiic) for communication.
- Antenna: Built-in
- Power consumption: Active mode: < 50mA
Product usage tips
If you order additional cards/tags with this reader, make sure to use those that operate at a frequency of 125 kHz, which is compatible with this reader!
Full product documentation 
Getting started with Arduino 
Arduino library 
Arduino library documentation 
Pinout drawing 
Hardware details Customer reviews & ratings
0 reviews
No reviews yet.
Be the first one to leave a review for this product.
11 years in the industry
Customers in 80+ countries
20,000+ satisfied customers
You must be logged in to post a review.