High Pressure Sodium Street Lights

Energy efficient High Pressure Sodium Street Lights are mainly used in car parking areas, roads, tunnels, in different structures like hospitals and schools. These gas discharge lights are controlled by high internal pressure of their lamps. Design of these lights include aluminum oxide and sodium made arc tube that uses combination of different elements like mercury needed for counter balancing of the bright yellow glow with white and other colored light emissions. High luminous efficacy and ease of installation are the key characteristics of these street lights.