... road, airport, whart, station, factory and mine etc. High pressure sodium lamp(HPS)Characteristic: high in luminous effciency, less in power consumption ... -T250250W220-240V260008000E4046mm257mmT380909SON-T100100W220-240V85007000E2738mm180mmT380909SON-T150150W220-240V152008000E2738mm180mmT460910SON-T600600W220-240V10000010000E4046mm283mm High pressure sodium lamp(HPS)