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Osram High Pressure Sodium Light Bulbs

Introducing the Osram catalogue of High Pressure Sodium Lamps that provide the highest luminous efficiency of all high-pressure discharge lamps. These extremely economical light bulbs are available in two Osram Vialox Nav families; the NAV offers high reliability and economy and the NAV SUPER 4Y outstanding luminous efficiency and extremely high reliability. These HPS bulbs last between 16,000 and 32,000 hours (dependent on model) and are suitable for use in open and closed luminaires.