RSWR-400 is a 4 port, wireless UHF RFID Reader, enabling the deployment of best-in-class EPC Gen 2 RFID solutions for construction, manufacturing and mobile asset tracking applications. The RFID reader’s standard LLRP application interface coupled with integrated Wi-Fi network option, provides low cost and quick integration with any software applications as well as existing enterprise Wi-Fi networks and security standards. It has built-in Anti-theft as well as middleware applications.

  • Reduced development time provided by powerful embedded software
  • Ethernet and Wi-Fi network connectivity
  • Access Point and Client mode support
  • Orientation-insensitive design resulting in faster and more accurate tag reads
  • Fast read rate for demanding applications
  • Region-free application
  • Best-in-class receive sensitivity
  • Enhanced interference rejection
  • Rugged yet compact and lightweight
  • IP31 sealing for dust and water resistance
  • Low cost for high volume deployment
  • Low power usage
  • Extensive data import/export capability allowing integration with other systems
  • Two digital input ports
  • Four digital output ports
  • Two pairs of relay interfaced output ports
  • Four independent, bidirectional, full duplex TX/RX UHF antennas
  • Built-in activity indicator buzzer
  • Wi-Fi, input-output and power indicator LEDs
  • Browser-based intuitive setup software
  • Configurable on Reading or Anti-Theft mode


  • Scanning Tunnels
  • Entrance/Exit Doors
  • Tool Rooms
  • Trailers
  • Touchless Access Control
  • Security Control
  • Safety Gear Detection
  • Access Management


Model No. RSWR-400
Description 4 Port UHF RFID Reader with Wi-Fi
Antenna Ports 4 high performance monostatic antenna ports (RP TNC Connectors)
Air Interface Protocol EPC global UHF Class 1 Gen 2 / ISO 18000-6C
Supported Regions 840-960 MHz, EU, US, Canada, JP and other worldwide regions. Region is user selectable.
Transmission Power Range +10.0 to +30.0 dBm
Stepping Interval 1-2 dBm
Max Reading Range 24 Meters using 12 dBi Antenna
Max Receive Sensitivity -82 dBm
Reading Rate Over 400 tags per second
Min Return Loss 10 dB
Application Interface EPCglobal Low Level Reader Protocol (LLRP) v 1.0.1, Radiant Sensors SDK
Environmental Sealing IEC IP31
Operating Temperature -20 °C to +60 °C
Built-in Applications Anti-theft, Middleware
Network Connectivity Wi-Fi, 10/100BASE-T auto-negotiate (full/half) with auto-sensing MDI/MDX for auto crossover (RJ-45)
IP Address Configuration DHCP, Static
Management Interfaces Radiant Sensors Web Management User Interface
GPIO 2 digital inputs, optically isolated, 3-15V, 4 digital outputs, optically isolated 2 Relay outputs,5 Volts output
Power Supply +12 VDC @ 1500mA via external universal power supply
Humidity Range 10% to 90% RH Dimensions 18 x 14.5 x 3.7 cm (7 x 5.7 x 1.4 in)
Weight 570 Grams
Color Silver
Material Aluminum
Certification FCC, CE

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