Metal halide lamps with quartz technology for enclosed luminaires. Product features: POWERSTAR® quartz technology. Light colors: warm white (WDL), neutral white (NDL). Product benefits: High efficiency. UV values significantly below the maximum permitted thresholds to IEC 61167 thanks to UV filter. Areas of application: Shopping arcades. Exhibition halls and trade fairs. Factories and workshops. Pedestrian zones, public squares. Buildings, monuments, bridges. Approved only for use in enclosed luminaires. Outdoor applications only in suitable luminaires.