©2020 by Spares for Garage Doors. United Kingdom

A Hormann Promatic BiSecur Series 3 head unit suitable for garage doors with a maximum width of 5000mm plus L Boom with a travel length of 3400mm. Part of the latest generation in affordable Hormann garage door automation it presents a range of new and highly desirable features such as:




  • Reliability at an affordable price.
  • Impulse control.
  • Automatic timer is adjustable.
  • Soft start and soft stop.


Hormann Promatic BiSecur Series 3 Details:


  • Maximum of 12 door cycles per day.
  • 24 V DC gear drive.
  • 600 N of push and pull force.
  • A peak force of 750 N.
  • Maximum opening speed of 14 cm/s.
  • Can hold an open time of 30 seconds.


L Boom Details:


  • L boom with a length of 4125mm and a travel distance of 3400mm.
  • Compatible with sectional doors with track type N/L/Z/H of up to 3000mm high

Hormann Promatic BiSecur Series 3 with L Boom

SKU: HOA0012
  • Free P&P