Power Size: Fixed EN4 Door Capacity: Supports up to 80 Kg doors Max Door Width: Up to 1100mm Durability: Tested for 500,000 operational cycles Application: Suitable for timber & metal doors Door Thickness: Minimum 40mm (M) / 44mm (W) Adjustment: Adjustable closing & latching speed Design: Fully concealed installation Performance: Smooth and controlled door operation Finish: SIL (Silver)