Halogen classic shaped lamps fill the performance gap between incandescent and CFL lighting solutions by offering superior light quality and energy savings at an affordable price. They are a perfect replacement for incandescent lamps being phased out by the Energy Independence and Security Act (EISA) and an excellent alternative to CFL when light quality is important. Operating on a halogen capsule Halogen classic lamps produce a higher lamp efficacy. Halogen classic lamps are the solution for affordable energy savings with superior light quality.