4 Port Embedded UHF RFID Reader with Step Power 1 dBm
Product Overview
This 4 Port Embedded UHF RFID Reader is engineered for high-performance, low-power industrial applications. Designed and produced by a leading RFID reader manufacturer, this module integrates a highly efficient RFID chipset, offering a cost-effective and compact solution for embedding into larger systems. It is ideal for large-scale deployment in demanding environments requiring reliable, long-range tag reading and data collection.
Key Features
- High-Efficiency Design: Features a low-power dissipation RFID chip with high integration for reliable operation.
- Multi-Port Flexibility: Supports connection for up to 4 external antennas, enabling wide coverage and versatile setup.
- Precise Power Control: Offers adjustable RF output power up to 30 dBm with a fine step power adjustment of 1 dBm for optimal signal management.
- Advanced Protocol Support: Fully compatible with EPC Gen2 (ISO 18000-6C) UHF tags and supports sensor-enabled RFID tags.
- High-Speed Inventory: Capable of fast tag reading with speeds exceeding 100 tags per second.
- Robust Connectivity: Provides a UART interface (3.3V TTL level), 4 GPIO ports, and an RS-485 control interface for seamless integration.
- Firmware Upgradability: Supports In-Application Programming (IAP) for easy firmware updates in the field.
- Comprehensive Development Support: Comes with SDKs for Windows, Android, and Linux, with development support in C, C#, and JAVA for custom solution development.
Technical Specifications
- Protocol: EPC Global UHF Class 1 Gen 2 per ISO 18000-6C
- Frequency: 840 MHz to 960 MHz (Fixed or FHSS)
- RF Output Power: 30 dBm ± 1 dB (MAX)
- Step Power: 1 dBm
- Antenna Ports: 4 ports (SMA connector)
- Reading Distance: > 82.02 ft (25 m) with a 12 dBi circular polarized antenna, 30 dBm output, and a standard E41 testing card.
- Writing Distance: > 19.69 ft (6 m) with a 12 dBi circular polarized antenna, 30 dBm output, and a standard E41 testing card.
- Multiple Tag Reading Speed: > 100 tags per second
- Interfaces: +3.3V TTL UART (RS232), 4x GPIO (+3.3V TTL Level), 1x RS485, 1x tag access output indication.
- Baud Rate: Configurable: 9600, 19200, 28800, 38400, 57600, 115200 bps
- Operating Voltage: DC 5.0V (range: +3.7V to +5.5V)
- Operating Current: ≤ 1.0A @ 5V
- Standby Current: ≤ 50 mA @ 5V
- Operating Temperature: -4°F to 149°F (-20°C to +65°C)
- Storage Temperature: -22°F to 185°F (-30°C to +85°C)
- Operating Humidity: < 95% RH (non-condensing) at 77°F (25°C)
- Dimension: 2.95 in × 2.01 in × 0.39 in (7.5 cm x 5.1 cm x 1 cm)
- Weight: 3.53 oz (100 g)
Applications
This versatile embedded reader module is designed for OEM integration and is suitable for a wide array of industrial and commercial applications, including:
- Logistics Tracking and Supply Chain Management
- Warehouse Inventory and Asset Management
- Automated Cargo Sorting and Vehicle Identification
- Personnel Access Control and Time Attendance
- Production Line Process Control and Work-in-Progress (WIP) Tracking
- Medical Equipment and Pharmaceutical Inventory Systems
- Cold Chain Monitoring and Temperature Sensor Tag Reading
- Anti-Counterfeiting and Product Authentication Systems
As a professional RFID reader manufacturer, we provide robust solutions for bulk and wholesale requirements. For OEM supply and to request a quote for large-scale deployment, please contact our team at info@dorfidreader.com.

