A new line of Volt VSD S-energy lubricated rotary screw air compressors is now available through Sullair. The 230V package was designed to meet the demand for variable speed drive energy efficiency, according to Sullair, and help users significantly reduce operating and energy costs over the entire compressor life cycle. The expanded line of compressors now includes models 1100e, 1500e, 1800e, 1800, 2200, 3000P, 3700 and 4500. Models range from 15 to 60 hp, with capacities from 46.4 to 222 cfm and pressures ranging from 100 to 175 psig.