Satco Halogen Excel PAR lamps - Energy efficient replacement lamps that meet today"s DOE requirements. Featuring Halogen/Xenon technology, Satco Halogen Excel PAR lamps are the most cost effective replacements for traditional Halogen PAR lamps. They are the next step in energy efficient technology, saving up to 30% over their predecessors. Even better, the light output and look of the lamps are virtually identical to the older technology making these an easy choice while also being environmentally sound. 39 Watt Replaces 50 Watt, 60 Watt Replaces 75 Watt, 70 Watt Replaces 90 Watt and 80 Watt Replaces 120 Watt