WindowMaster WSK 503 Manual Call Point
Available in stock
WindowMaster WSK 503 manual call point (break glass) designed for integration with compatible smoke control systems. When activated, the device transmits a signal to trigger automatic opening of AOV (Automatic Opening Vent) or OV (Opening Vent) smoke control units, enabling rapid smoke evacuation from the protected area. Suitable for commercial and industrial applications requiring manual override capability in smoke management systems.
Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.
| Specification | Details |
|---|---|
| Material | Plastic housing |
| Break Glass Unit Type | Primary |
| Rated Voltage | 27 V DC |
| Data Communication | Yes |
| IP Rating | IP40 |
| Size | 125 × 125 × 36 mm (H × W × D) |
| Colour Options | Orange |
| Networked Standby Consumption | Please see attachment for networked standby consumption under the MotorController / smoke control panel to which the unit is connected |
| Delivery Includes | Break glass unit with key and "SMOKE VENT" text labels |
Discover more in our FAQ
Our commitment to technical excellence and exceptional customer service has made us a trusted name in the industry. For professional guidance on your ventilation project, contact us today.
What is an actuator on a window?
What is an actuator on a window?
A window actuator is a device installed on a window that allows it to open and close automatically, eliminating the need for manual operation. They are ideal for hard-to-reach windows and rooflights, multiple windows that need to operate simultaneously, or buildings aiming to take advantage of automated windows and enhanced natural ventilation.
What are the key types of window actuators?
What are the key types of window actuators?
- Electric Chain Actuator: Pushes/pulls the window using a chain; good for medium-sized windows; smooth and quiet.
- Linear/Spindle Actuator: Uses a screw-like spindle to extend/retract; precise and robust; supports heavier windows.
- Folding Arm Actuator: Uses a hinged arm to swing the window open; allows wide openings; good for heavy or outward-opening windows.
What to consider when choosing a window actuator?
What to consider when choosing a window actuator?
When selecting a window actuator, keep the following in mind:
- Window Type & Size - Make sure the actuator is suitable for the window's design, dimensions, and weight.
- Force Requirements - Choose an actuator capable of providing enough force for smooth and reliable operation.
- Voltage & Power Supply - Decide between 24V or 230V options depending on your building's electrical setup.
- Mounting & Aesthetics - Consider available space and how visible the actuator will be.
Who can install a window actuator?
Who can install a window actuator?
Window actuators, used for high-level windows or roof vents, can be installed by qualified professionals such as window automation specialists, automated ventilation technicians, glaziers, or electricians.
