The electronic part 4.423.003 is manufactured by the Roztocze company, and is an inspection window that measures 103x103x11mm. It is made of a polycarbonate material and is a transparent material used for a wide range of applications including bullet-proof glass, storage containers, and more. This part allows for quick and easy visual inspection of inner components, as well as protection from dust, moisture, and other elements. It is perfectly compatible with a range of industrial and electrical equipment.