Sullair’s 5 – 25 hp stationary compressors feature the S-energy® series of Performance Air System packages for smaller shops and factories. The ES-6 Encapsulated and ShopTek™ Lubricated air compressors can be used alone or can be configured with a Performance Air System sized and matched to provide maximum performance and value. The S-energy® series of encapsulated air compressors include both constant speed and variable speed drives with quiet running and the smallest footprint in their class.