Your browser is out-of-date!

Update your browser to view this website correctly. Update my browser now


Items in your download folder

Download folder is empty
item(s) in download folder



Fire damper actuator, 9 Nm, AC/DC 24 V, 2...10 V, <60 s, 2 x SPDT, IP54, Cable

Contact customer service

Design data: Design data

  • Downloads
  • Product videos
  • Details



CAD data 3D

BIM / Revit

VDI 3805

Success stories

Product videos
Please accept preferences-cookies to watch this video.

Fire damper actuators BFL and BFN

In the field of fire protection you can rely on our fire damper actuators with Safety Position Lock™. This patented solution holds the fire dampers reliable in the safety position in the event of fire, and is integrated as standard.

Please accept preferences-cookies to watch this video.

Fire protection scenarios

1. Fire dampers not motorised vs. motorised
2. Periodical automates functionality tests
3. Overnight shutdown & sealing of fire compartments
4. Smoke spread in outside air systems



Angle of rotation
Auxiliary switches
2 x SPDT
Control type
DC 2...10 V
Degree of protection
IP54, IP protection in all mounting positions
Electrical connection
Manual override
With position stop
Mechanical interface
Form fit 12x12 mm, continuous hollow shaft
Power consumption (holding)
1.6 W
Power consumption (running)
4.5 W
Running time (fail-safe)
20 s
Running time (motor)
<60 s / 90°
9 Nm
Voltage AC/DC
AC/DC 24 V