Natürliche Lüftung

Power supplies and backup power

Power your window automation with suitable components: Find power supplies and backup power components for compatible window and ventilation systems. Choose according to the required output voltage, capacity and systems specified by the manufacturer.

LA-2

Drive Interface LA-2

170.65€ incl. 19% VAT plus shipping

KLB100

VELUX Emergency Power Supply KLB 100

440.30€ incl. 19% VAT plus shipping

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Power supply or motor controller?

A power supply provides electrical power. Whether it also includes functions for opening and closing depends on the individual device. Check whether your system requires a separate ventilation control panel or motor controller.

Compare output voltage and capacity

Distinguish between the input voltage of the power supply and its output voltage for connected devices. Also compare DC or AC output, total current requirements and permitted load. Account for actuators operating simultaneously and the sizing requirements specified by the manufacturer.

Select backup power for your system

A backup power unit is designed for specific systems and operating conditions. The functions available during a mains failure depend on the combination of power supply, controller and actuators. Check the explicitly supported models and information about batteries, charging functions and included components.

Replacing an existing power supply

Compare the model designation, electrical output ratings, connections and installation requirements. Matching voltage alone does not establish full compatibility. For manufacturer-specific window systems, approval for the existing system is essential.