Major delays with courier networks caused by COVID-19 may cause orders to be delay by 2-5 working days.

Custom Built Wireless Warning Siren/Sounder Controller Systems


Custom made wireless warning siren systems  controllers using Elsema wireless transmitter and receivers.

  • Activate multiple sirens/sounders from multiple wireless push buttons.
  • Long distance wireless push button alarm and warning systems
  • Great for large area evacuation 
  • Custom set ups to your specifications.

Give us a call on 03 9314 7877 for more information or email your requirements to