Pass Box NPB-200 is an ergonomically designed laboratory equipment that enables transfer of materials between the cleanrooms thereby preventing cross airborne contamination. It is equipped with HEPA filter and ultraviolet sterilization lamp that meets the demands of a controlled clean room environment operations. The fans are adjusted in a pass box with low vibration and noise. Such pass box filters clean air by rotating the nozzle from injection to the goods in all directions for the effective and rapid removal of dust particles.