A condensing unit can have a significant impact on the productivity, reliability and energy efficiency of your building. The YORK® YLUA Air-cooled Scroll Condensing Unit offers the same highly efficient, reliable performance as our YCUL air-cooled condensing unit, but with a higher capacity range. With hermetic scroll compressors that offer fewer moving parts and a weather-resistant control center, this condensing unit has the highest efficiency for its capacity range.