SIGNIFY CANADA LTD 467332 150W 62V Ceramalux ALTO E39 Base High Pressure Sodium Non-Cycling Lamp (12/Pack), Clear

Philips Ceramalux High Pressure Sodium Non-Cycling Lamps are a better value than standard high pressure sodium lamps, with longer life and reduced maintenance cost. More resistant to outages caused by vibration and line voltage fluctuations. 90% lumen maintenance. Sustainable lighting solution up to 90% less mercury than standard Philips Ceramalux HPS lamps and lead free. Rated average life of 30000 hours. Direct replacement for standard HPS lamps 200, 250 and 400 W available in the ED18 mogul base/50, 70, 100 and 150 W available in the ED 23-1/2 mogul base/1000 W available in the ED 25 mogul base. Rated average life is the life obtained, on the average, from large representative groups of lamps in laboratory tests under controlled conditions at 10 or more operating hours per start. Approximate lumen output at 40% of rated life. It is based on survival of 65% of the lamps and allows for individual lamps or groups of lamps to vary considerably from the average.