Metal halide lamps with quartz technology for enclosed luminaires. Product features: POWERSTAR® quartz technology. Light colors: neutral white (NDL), daylight (D). Product benefits: E40 screw base for simple lamp handling. UV values significantly below the maximum permitted thresholds to IEC 61167 thanks to UV filter. Areas of application: Factories and workshops. Exhibition halls and trade fairs. Sports halls and multi-purpose halls. Approved only for use in enclosed luminaires. Outdoor applications only in suitable luminaires.