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 STB-BL Replacement only 

safety beams for garage door 

The Self-Diagnostic Safe-T-Beam® System alerts homeowners of improper installation or malfunctions with its new self-diagnostic feature. With this system, a closing door will be reversed automatically when objects pass through its infrared beam.

Plus, by using its red and green LED indicators, our new system will send a self-diagnostic code to help you quickly identify problems and solutions.


Six-part Safety Package includes:

  • Safe-T-Beam® auto reversing system incorporating infrared beam and LED diagnostic lights
  • Contact reverse feature stops and reverses door within two seconds of contact
  • Timed reverse stops and reverses door if it fails to close in 30 seconds
  • Adjustable electronic force sensitivity control
  • Relay switch monitoring stops and reverses door if a control relay switch malfunctions
  • STB monitoring system stops and reverses door if Safe-T-Beam® system malfunctions

Purchase from a Distributor