The RDM6300 is a compact 125KHz RFID Card Reader Module designed for reading EM4100 compatible RFID tags. It communicates via UART serial interface and is ideal for security systems, access control, attendance monitoring, and embedded applications. With low power consumption and easy integration, this module is widely used in hobbyist and industrial RFID projects.
Key Features of RDM6300 125KHz EM4100 RFID Card ID Reader Module:
- Operating Frequency: 125KHz for reading EM4100-compatible tags.
- Serial Communication: UART (TTL level) with 9600bps default baud rate.
- Reading Distance: Typically 2–10cm depending on tag and antenna.
- Compact Design: Easy to embed into existing systems or custom PCBs.
- Low Power Operation: Suitable for battery-powered embedded projects.
Technical Specifications of RDM6300 125KHz EM4100 RFID Reader Module:
- Operating Voltage: 3.3V to 5V DC
- Current Consumption: 15mA to 20mA (typical)
- Interface: UART (TXD, RXD)
- Baud Rate: 9600bps (default)
- Supported Tags: EM4100 / EM4102 compatible 125KHz RFID cards or tags
- Reading Range: 2cm to 10cm (depending on tag size)
- Response Time: <100ms
- Operating Temperature: -20°C to +85°C
Mechanical Specifications of RDM6300 RFID Reader:
- Module Size: 30mm x 20mm x 8mm (approx.)
- PCB Type: Double-sided with through-hole and SMD components
- Connector Type: 4-pin header for power and UART
Dimensions:
- Length: 30mm
- Width: 20mm
- Height: 8mm
Mounting Options:
- PCB Mounting: Can be mounted directly to motherboards via header pins.
- Panel Mounting: Can be glued or fixed into enclosures with cutouts.
Schematic Diagram, Connection, Wiring and Pinout of RDM6300 Module:
- VCC: Connect to 3.3V–5V DC supply
- GND: Ground connection
- TXD: Serial output (connect to RX of microcontroller)
- RXD: Serial input (usually not needed unless sending commands)
Datasheet of RDM6300 RFID Reader Module:
- Download RDM6300 Datasheet (PDF)
Applications of RDM6300 125KHz RFID Reader Module:
- Access Control Systems: Entry authentication using RFID tags
- Attendance Systems: Logging user check-ins using RFID cards
- Arduino & DIY Projects: Commonly used in microcontroller applications
- Vending Machines: User identification for dispensing control
- Pet or Asset Tracking: Used with passive RFID tags for ID purposes
Equivalent of RDM6300 125KHz RFID Reader Module:
- RC522: 13.56MHz module with higher data capabilities
- ID-12LA: All-in-one 125KHz reader with built-in antenna
- MFRC522: NFC-enabled reader for short-range wireless ID
Package Includes:
- 1 x RDM6300 125KHz EM4100 RFID Reader Module
Additional information
Weight | 20 g |
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