Accessories and Batteries


Guardline has you covered for all the extras for your wireless system. From loud ringing bells to that extra pack of lithium batteries 

  • Compatible ONLY with the Chamberlain Intercom System Base Stations

  • Avoid buying batteries with a plug-in solution.
  • Our most trusted add-on battery for any driveway alarm system

  • Lithium Ultra Batteries are designed to hold up to extreme conditions.

  • Perfect for sensors that you will have outdoors in cold weather.

  • Batteries will last longer than a year.
  • Pack of 2 C Batteries

  • Longevity of the batteries will depend on the product you add them to
  • Fits: 4-Mile MURS Sensor

  • Assembly Required
  • Compatible with: Guardline, Dakota Alert, and Rodann wireless driveway alarms

  • Wired 12 Volt Relay attaches directly to the receiver.

  • Perfect for Warehouses or other loud work environments that need a loud alert

  • Adjustable ring duration

  • 6" Diameter
  • Compatible with the Guardline, Dakota Alert, and Rodann series of wireless driveway alarms

  • 12 Volt wired relay connects to receiver.

  • Perfect for a loud workplace or large warehouse to alert that a sensor has been tripped.

  • 90 Flashes Per Minute


  • 12 Volt Wired Relay connects to Wireless Driveway Alarm Receiver.

  • Compatible with: Guardline, Dakota Alert, and Rodann lines of products

  • LOUD - Police siren amplification perfect for loud and busy warehouse and work environments.

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