High pressure sodium vapor lamps are very famous for use at street lighting, warehouse, airports, shipyards. We can supply 70 w 150 250 400 600 1000 Sodium lamps are available in elliptical and tubular shape Elliptical type lamps are avialable in coated and clear type shells. E27/e40 cap Life of more than 24,000 hour 80% lumen maintaince at 10,000 hours 130 lm/watt cri 20.