UHF FM Code-Hopping Data Transmitter


The KTX2 is a miniature PCB mounting code-hopping UHF radio transmitter suitable for use in secure remote keyless control applications at distances up to 75 metres in-building or 300 metres open ground.

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Read application note: Door Monitoring & Alarms...


  • Designed for compliance with EN 300 220-3 and EN 301 489-3
  • Each transmitter module is pre-programmed and unique
  • No additional circuitry required to use the module
  • 32-bit encryption – more than 4 billion combinations
  • Usable range up to 300m
  • Available at 433.92MHz
  • Fully screened module
  • Suitable for use with a Radiometrix KRX receiver-decoder


  • Handheld remote controls
  • Secure unidirectional remote process control
  • Vehicle and building security and fire alarms
  • Status reporting and monitoring secure systems
  • Industrial controls
  • HVAC controls
  • Wireless door entry systems
  • Simple On/Off switching