Liebert HPC-S
60 – 500 kW
A compact and environmentally responsible solution optimized for small and medium-sized data centers, combining scroll compressor technology, a wide operating range and low-GWP refrigerant options.
Scroll Free Cooling Chiller
Liebert HPC-S
Future-ready cooling with low-GWP refrigerants and high efficiency.
Liebert HPC-S is a compact scroll-compressor solution designed to support the sustainability goals of modern data centers. In addition to standard models, it is compatible with next-generation low-GWP refrigerants such as R454B and R1234ze.
Its optimized free cooling coils minimize annual energy consumption and reduce carbon emissions by switching off the compressors when outdoor temperatures fall.

Integrated High-Efficiency Free Cooling
When the outdoor temperature falls below the required chilled-water temperature, the system automatically switches off the compressors and provides cooling entirely through outdoor air. This integrated free cooling technology minimizes energy consumption and delivers high efficiency, particularly during winter and transitional seasons.

High Free Cooling Efficiency
Maximizes energy savings by providing compressor-free cooling at low outdoor temperatures.

Advanced Scroll Technology
Optimized scroll compressors and electronic expansion valves provide efficient operation and precise temperature control, even at partial loads.

Continuous Operation
Operates at full capacity in demanding outdoor conditions up to 50°C, providing continuous cooling for critical systems.
Ideal Applications
Continuous Cooling for Medium-Sized and Critical Facilities
Liebert HPC-S is designed for medium-sized data centers, edge computing applications and temperature-sensitive industrial facilities.
Its integrated free cooling technology uses outdoor air for compressor-free cooling throughout much of the year, helping minimize energy costs. Its advanced scroll compressor architecture provides continuous and efficient cooling for critical loads, even under demanding environmental conditions.
Recommended Applications
Three Cooling Modes for Maximum Efficiency
Intelligent Free Cooling Management for Maximum Savings
Liebert HPC-S uses advanced control algorithms to continuously analyze outdoor temperature and system load.
By switching off the compressors and using only outdoor air for free cooling during much of the year, it can reduce energy consumption by up to 90%.


Scroll Technology and Environmentally Responsible Design
The HPC-S series is equipped with components designed to exceed conventional industrial requirements. Scroll compressor technology helps minimize operating noise and vibration while delivering high efficiency at partial loads.
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