Rdm6300 125Khz RFID Reader

Description:

The RDM6300 125kHz RFID reader module is a compact and efficient solution for reading RFID cards and tags operating at the 125kHz frequency. Designed with a UART TTL interface, this module provides a straightforward connection to microcontrollers such as Arduino, ESP32, and Raspberry Pi, allowing for seamless integration into access control systems, attendance monitoring, and security applications.

Compatible with EM4100 and similar RFID cards, the RDM6300 125kHz RFID reader module supports simple serial communication, outputting data via UART for easy processing. Its compact PCB design, low power consumption, and reliable reading distance of up to 5cm make it ideal for DIY electronics, automation projects, and embedded systems requiring secure identification solutions.

Specifications:

Operating Frequency: 125kHz

Interface: UART TTL (9600bps default baud rate)

Supply Voltage: 3.3V to 5V DC

Reading Distance: Up to 5cm (varies with tag size and environment)

Compatible Tags: EM4100, EM4102, and compatible 125kHz cards/tags

Output Format: Serial data (10-byte hexadecimal)

PCB Dimensions: Approx. 38mm x 19mm x 10mm

Operating Temperature: -20°C to +85°C

Antenna: External PCB coil antenna (included)

Features:

Reads 125kHz RFID cards and tags with reliable performance

Simple UART TTL interface for direct microcontroller connection

Compatible with EM4100 standard RFID cards

Compact and lightweight module design for embedded applications

Low power consumption suitable for battery-operated devices

Ideal for Arduino, ESP32, Raspberry Pi, and other development boards

Widely used in access control, attendance systems, and DIY projects