FlexiRay SFX

Antenna with integrated reader.

FlexiRay SFX

RFID Reader integrated in antenna


Modular slim rugged antenna FlexiRay with high-quality design enables creation of RFID reading zones in entrances, exits, corridors, doors and gates / no matter if indoor or outdoor due to IP65 protection.

  • Thin construction
  • Two variants of antenna length
  • Power 30dBm/1W, 1x internal antenna, 1x external antenna
  • Rugged design with IP65 protection
  • Ethernet 10/100, USB, RS-232, Wiegand
  • Reading range up to 10 meters*
  • Aesthetic design suitable for interiors
  • Vesa 75 industrial standard for variety mounting options

Modular planar flat antenna of the Flexiray SFR4 series with integrated RFID reader with 1W (30dBm) power and two antenna ports (one for external antenna) or 500mW with one antenna port. Connector for external antenna (two-port version). The standard 10/100Mbps Ethernet interface with PoE support is complemented by a communication port optionally USB or RS-232 or Wiegand. Robust mechanical design with IP65 protection suitable for industrial environments.

Available in two length variants of 500mm and 1000mm. Internal antenna with a gain of 6 to 7.5 dBi ensures a reading range of 10m approximately.


  • RFID reading zones for access and attendance systems
  • Systems for person tracking
  • Logistics and warehouse applications
  • RFID belt conveyors

*Tested in open-air environmental, tag Alien Squiggle ALN-9640



Technical specification

Model FlexiRay SFX
Frequency Range (ETSI) 865.6 MHz – 867.6 MHz
Protocol EPCGlobal Class 1 Gen2, 18000-6C
Architecture Monostatic antenna ports
RF Power 30dBm (1W)
Max reading speed 750 tags / s (High Performance model)

50 tags / s (Standard Performance model)

Power 24V / 0.7A (range +9 to +24V))
Input 15W
Number of antenna ports 2, one antenna integrated + one external
External Antenna connector 1 x RP-TNC
Inputs /Outputs (GPIO) 4 x Optically isolated inputs, 4 outputs (open collector)
Communication ports Ethernet 10/100Mbps PoE, USB / Wiegand / RS-232
Indications 1 x Tri-color LED
Software REST API communication interface for integration

Terminal Command System

Web interface for reader configuration and testing

Internal antenna gain 6 dBi (SFX-4200)

7,5 dBi (SFX-4400)

VSWR internal antennas < 1.5:1
Polarization of the internal antenna Circular
Beam angle (-3dB) Vertical: 30°, Horizontal : 50°
Dimensions (mm) 500 x 140 x 40 (SFX-4200)

1000 x 140 x 40 (SFX-4200)

Weight 1,700 kg (SFX-4200)

2,900 kg (SFX-4400)

1,750 kg (SFX-4201)

3,000 kg (SFX-4401)

Operating Temperature -20°C to +60°C
Certification CE, FCC

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