Paradox PDX-RTX3 Wireless Expansion Module

RX/TX and includes REM2 (SP and EVO only)



  • Compatible with 728ULT, 738ULT, Spectra SP Series, Digiplex and Digiplex EVO
  • 32 wireless zones (Spectra SP and EVO only)
  • Maximum number of remote controls: 8 w/Esprit, 32 w/SP, 999 w/EVO
    • Remote control compatibility
    • EVO: REM1, REM2
    • SP: REM1, REM2, REM3
    • Esprit: REM1
    • Stand Alone: REM1
  • Wireless PGMs (8 w/EVO, 16 w/SP)
  • Functions with all MAGELLAN transmitters including 2WPGM
  • Supports two RPT1 and eight K32LRF / K32IRF (Spectra SP only)
  • In-field firmware upgradeable via CV4USB and Winload
  • RF jamming supervision
  • Low battery, tamper and check-in supervision
  • Transmitter signal strength display
  • 3 PGM outputs and 1 optional output
  • Noise level test and indicator


  • Power input voltage: 12Vdc
  • Frequency: 433MHz or 868MHz
  • Sensitivity: -120 dBm
  • Current consumption: 50 mA
  • Dimensions and Weight: 15cm x 16cm x 3cm (6in x 6.5in x 1.1in) / 24g
  • Operating temperature: 0°C to 49°C (32°F to 120°F)
  • Humidity: 5 – 90%
  • PGM outputs: PGM1 and PGM2 – 150mA PGM transistor outputs PGM3 – form C relay output rated at 5A/28Vdc, N.O./N.C. (PGM4 optional)
  • Range: Refer to the appropriate transmitter Instructions
  • Other: Di-pole antenna; Error Correction Algorithm

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