Horizontally sliding, electrically operated sliding window which is suitable for indoor installation. The sliding window has a 45 mm aluminium frame and can be equipped with up to 6.5 mm thick glass. In its standard version, the sliding window frame is satin anodized and is fitted with 6 mm float glass. The frame can be finished by painting, powder coating or other forms of anodizing. The sliding window is automatically locked in the closed position. The sliding window is operated by means of a control box or foot switch.