Code hopping receiver with up to 5 relay outputs

Frequency:Standard: 433MHz band

KDEC is designed to provide the user with a complete receiver interface for Radiometrix transmitters such as KTX2 and KFX2. No additional parts needed to implement a complete system suitable for applications requiring high security RF remote control.

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Read application note: Door Monitoring & Alarms...


  • Up to 5 relays to control mains powered devices rated up to 8A, 250VAC/30VDC
  • Volt-free changeover contacts
  • Learn button - remembers up to 16 different transmitters
  • Remembers transmitters when switched off
  • Visual indication of Learn function
  • Visual indication of low supply voltage at the Transmitter
  • Visual indication of activated relays
  • Momentary or Latched outputs
  • Basic antenna included - setup is simple as Plug-and-Play
  • Receiver module on-board
  • Terminal block to connect external power supply
  • SMA RF connection
  • 9 – 16VDC supply


  • RF interface for Security and Alarm systems
  • Status reporting and monitoring secure systems
  • Industrial controls
  • HVAC controls
  • Wireless door entry systems
  • Simple On/Off switching