The LyoStar® II provides process accuracy, reliability and ease-of-use. The LyoStar II features RTD-controlled shelf temperature accuracy of +/- 0.5°C or better and vacuum control within 0.1% of set-point. Its 5.5 hp cascade refrigeration system enables shelf pull down from ambient to -40°C in less than 25 minutes, and the ultra-reliable scroll compressors feature just 3 moving parts. Arm-mounted touchscreen lets the operator manage operations at the unit.