VELUX Solar upgrade kit KSX 100 for top-operated roof windows (generation V21)

Make your manual top-operated VELUX sloped roof window solar-powered with the VELUX solar motor upgrade kit KSX. The kit includes a window operator, solar cell, battery and wireless wall switch; and features an integrated rain sensor that automatically closes the window in the event of rain. The solar upgrade kit requires no additional wiring.

• Easily upgrade your manual VELUX centre-pivot roof window to a motorised window without the need for wiring.
• Rain sensor automatically closes the window in the event of rain.
• Freely choose between manual or motorised operation of the window.