Metal halide lamps with quartz technology for enclosed luminaires. Product features: POWERSTAR© quartz technology. Light colors: neutral white (N), daylight (D). Product advantages: Up to 400 W power. High efficiency. Long service life. E40 screw base for easy lamp handling. Thanks to UV filter, the maximum permissible UV limit values according to IEC 61167 are significantly undercut. Areas of application: Industrial and commercial halls. Sports and multi-purpose halls. Industrial facilities. Shipyards and port facilities. Marshalling yards, container handling facilities. Buildings, monuments, bridges. Only approved for use in enclosed luminaires. Outdoor applications only in suitable luminaires.