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        Product family information

        Low Pressure Sodium lamp with improved efficacy

        Benefits

        Extremely high luminous efficacy makes these the most efficient light sources

        Features

        Uniform sodium distribution in the discharge tube by means of dimples for a more stable discharge, higher efficacy and better lumen maintenance and lamp life
        Special coating of SOX-E outer tube results in higher lamp efficacy than SOX
        Monochromatic yellow colour with non-existent colour rendering

        Applications

        Road lighting, railway marshalling yards and crossings, airports, harbours and docks, quarries, foundries and rolling mills
        Security and orientation lighting

        Warning & Safety

        Lamps may use electronic or electromagnetic control gear
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