WMB 815 / 816 24 V Locking Actuator

Compact 24 VDC locking actuator, which automatically locks/opens the locking system on the window, in such a way that the CE approval of the window is maintained. This unit can also be used should increased protection against weather or break in be desired.

Closing force of 2000N per locking actuator.

The locking actuator can be concealed mounted in aluminium, timber or plastic window frames. The locking system can be set in two positions: locked/open.

Actuator variants
The locking actuator is available in single and double version, meaning up to two locking actuators can be mounted on the same window. Both the single and the double version can be used with up to four window actuators on the same window.

Single WMB (one WMB)
WMB 815-1 L: single, locking to the left
WMB 815-1 R: single, locking to the right

Double WMB (two WMB on the same window)
WMB 815-2 L: double, first WMB, locking to the left
WMB 815-2 R: double, first WMB, locking to the right
WMB 816-2 L: double, second WMB, locking to the left
WMB 816-2 R: double, second WMB, locking to the right

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  • The product is to be connected to a ±24V power supply
  • The product is suitable for smoke ventilation according to EN 12101-2 and uses natural driving forces for the efficient exhaust of smoke and heat
  • The product communicates with power supplies with MotorLink® – an intelligent patented digital communication from WindowMaster
  • The product can with the TrueSpeed technology slow down the actuator movement (down to 1mm per second), which enables the actuators to run completely silent.
  • The product is suitable for comfort ventilation to ensure that the building’s users enjoy a comfortable indoor climate
View Product Brochure
Technical specification
Locking force 2000N (break in force)
Operating force 19-32 VDC
Current consumption max. 1A
Voltage 19 – 32 VDC
Size 22 x 33 x 285 mm (H x D x L))
Colour black RAL 9005. Other RAL colours available at additional price.