Reduce costs and increase economization hours with the highly efficient Liebert® DSE Packaged Free-Cooling Solution, the world’s most widely deployed pumped refrigerant economization system for data centers, with over 8,500 installations.

Highly efficient, with PUEs under 1.20 | Low total cost of ownership | Maximum economization hours across the widest temperature range | Elimination of outside air contamination | Smooth transitions between economization phases. | Minimizes compressor use to maximize free cooling | Eliminates need for bringing outside air and contaminants into the data center | Eliminates water usage, no costly water treatment required |Auto-economization increases the number of free-cooling hours throughout the year.