OSRAM Vialox NAV-E 50W/I E27 - 2000K

High-pressure sodium vapor lamps for open and enclosed luminaires: VIALOX NAV-E/I - high-pressure sodium vapor lamps with internal igniter.Product features: Lamp survival factor: ≥ 95 % after 16,000 hours burning time (for P ≥ 70 W). Product benefits: Dimmable on conventional control gears and electronic control gears..Optimum energy efficiency on POWERTRONICPTo 3DIM ECGs. Up to 25 % longer life than standard lamps.Greater reliability than standard lamps. Up to 20 % higher luminous efficiency than standard lamps. Greater mast spacing possible than with standard lamps. Better luminous flux maintenance than standard lamps. Four year relamping cycle Areas of application: Industrial installations/streets/tunnels/underpasses/car parks/courtyards/ parks and gardens/buildings,monuments/bridges.