WSK 504

Break glass unit (primary), metal housing, no connection for components

  • Primary break glass unit
  • With an audible signal
  • Metal housing

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WSK 504

About WSK 504

Main features

  • Smoke ventilation

    Smoke ventilation

    The product is suitable for smoke ventilation and use natural driving forces for the efficient exhaust of smoke and heat

Product Details

Primary glass break unit, metal housing, for manual activation of smoke ventilation system.
The glass break unit is suitable for smoke ventilation panels type WSC 310, WSC 320, WSC 520, WSC 540 and WSC 560.

No connection for components.


Break glass unit with:

  • data communication (break glass unit bus)
  • an audible signal. When opening the door the signal will be interrupted
  • coloured LEDs for indicating fire triggering or if a fault is present on the system


Spare parts (glass, keys etc.) can be ordered separately.


Technical specifications
Rated current 24V DC
IP rating IP40
Data communication Break glass unit bus
Housing Metal
Size 125 x 125 x 36mm (WxHxD)
Colour Orange, yellow or grey

Delivery includes

Break glass unit with key and "SMOKE VENT" text labels.

Intelligent control of windows: MotorLink®

MotorLink® is a communication technology that enables 2-way control and feedback between window actuators and the Building Management System via the MotorController. All WindowMaster control systems are MotorLink® capable with many of our actuators. Click below to learn more and see related products.

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