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Window Master WSC 204BZ

By: Joseph

Brand: Window Master | Manufacturer Part numbers: WSC 204BZ


Specifications at a glance:

Smoke ventilation groups:  1
Ventilation groups: 1
Output current: Max. 4,8A
Primary voltage: 230V AC ±10%

Colours Available:

Available in White

Bracket Options:
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Window Master WSC 204BZ

CompactSmoke 4.8A Smoke control panel – closes window actuators in case of smoke

  • Compact smoke control panel
  • Closes the window actuators during smoke
  • 4.8A
  • 1 Smoke / comfort ventilation group
  • 230V rated voltage

    The product use rated voltage 230V

  • Smoke ventilation according to EN 12101-10

    The product is suitable for smoke ventilation according to EN 12101-10 and uses natural driving forces for the efficient exhaust of smoke and heat

  • Output current of 4.8A

    The product have a maximum output current of 4.8A

  • Natural ventilation

    The product is suitable for comfort ventilation to ensure that the building’s users enjoy a comfortable indoor climate


Compact smoke control panel for control of ±24V DC window actuators with a total power consumption up to max. 4.8A for smoke extraction and daily comfort ventilation.

The smoke control panel is especially suitable for surveillance of smaller areas, e.g. staircases, smaller sport centres and restaurants.

By linking several smoke control panels in a master/slave system, the smoke control unit can also be used in larger buildings.


The smoke control panel closes the window actuators during smoke.
The panel is supplied in plastic housing and can be either countersunk mounted or surface mounted (frame for surface mounting is supplied).


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Window Master
WindowMaster brand products

Technical Details


Smoke ventilation groups:

Ventilation groups:

Output current:
Max. 4,8A

Primary voltage:
230V AC ±10%

Actuator secondary voltage:
Rated voltage 24V DC
Open curcuit voltage at 230V AC: typ. 28V DC
Open curcuit voltage at 253V AC: max. 31.3V DC
Actuator voltage at 230V AC / 4.8A load: typ. 22V DC
Ripple at max. load: max. 6% (= 3.8Vpp)
Open circuit voltage at battery operation: min. 18.7V DC 

368 x 353 x 95/97mm (WxHxD)

White (RAL 9016)


Download PDF's

Window Master WSC 204BZ Data Sheet
Window Master WSC 204BZ installation