NEMALED The Lektron Retrofit Dusk to Dawn LED Fixture The Lektron LED Dusk to Dawn Retrofit (NEMALED™) incorporates patent pending LED technology to replace traditional mercury vapor or high pressure sodium lamps in standard NEMA head fixtures. The NEMALED™ kit is a direct retrofit that replaces lamp, socket, photocell and ballast in a simple operation which can be accomplished in a matter of minutes with no fixture modification. Benefits: • 50,000 hour life expectancy (70% lumen maintenance) • Eliminates a minimum of 2 service cycles (5 yr. period) • 1,000,000+ cycle photocell • 80 CRI (greatly improves color quality) • Instant on and instant restrike • 44W LED has same output as 175W merc or 150W HPS