These SON-E lamps are designed to give you a bright, diffused light constant over the life of the lamp.Long lamp lifeWith around 24, 000 hours on average lamp life, these bulbs are excellent value for money. Their long lamp life means maintenance time and costs are reduced over other types of floodlighting.Choice of screw fittings and wattagesWe stock these SON-E lamps in both Screw and Large Screw types. Wattages available are 50, 70, 250 and 400 watts.Brand equivalentsDifferent manufacturers call SON lighting by different names: GE Lighting – Lucalox, Osram – Vialox, Philips – SON, and Sylvania – SHP.Choice of ignitorDepending on the type of light fitting you have, order your lamp with or without ignitors. 'E' denotes ignitor is external, 'I' means it is internal within the lamp.Lyco for Commercial LightingTrust Lyco for your commercial lighting solutions. We've got years of experience in the trade, so we know our products really well.