± High Pressure Sodium Vapour Lamps are the most energy efficient lamps with the luminous efficacy more than 120 for higher wattage lamps. They are use in lighting streets, squares, tunnels, dock yards, bridges etc. where color redention is not very important. These lamps have a long life, versatile usage and have better endurance to voltage drops found across the country.
± Xtra lite - Lamps is an improved version of the conventional lamps. Due to higher lumen output these lamps can replace higher wattage lamps of conventional category, resultine in a considerable power saving to the users. Use of the latest gettering technology ensures a very high lamp life.
