Precision Cooling Systems

Liebert PCW
25 – 400 kW

A chilled-water precision cooling unit designed to optimize efficiency in medium- and large-scale data centers.

High-Efficiency and Reliable Chilled-Water Cooling

Liebert® PCW is a Eurovent-certified precision cooling solution designed for data centers and server rooms. Using chilled water, it supports a broad cooling capacity range from 25 kW to 400 kW.

Its optimized aerodynamic design and intelligent control strategies help improve energy efficiency, maintain cooling continuity and reduce total cost of ownership.

Verified Performance and Reliability

Independently tested capacity and efficiency values provide greater confidence in system performance and investment planning.

Energy Efficiency

Optimized aerodynamics and Liebert® EC Fan 2.0 technology help reduce energy consumption and operating costs.

Cooling Continuity

Dual-circuit options, redundant sensors and the Cooling Override function support continuous cooling for mission-critical loads.

Flexible and Intelligent Control

Multiple airflow configurations, water connection options and Liebert iCOM™ control enable adaptation to different data center requirements.

Ideal Applications

Medium and Large Scale Critical Facilities

Liebert PCW is designed for data centers, telecommunications facilities and other critical environments requiring high cooling capacities and an existing or planned chilled-water system.

Recommended Applications

  • Banking, financial services and insurance
  • Telecommunications facilities
  • Data centers, colocation and hosting facilities
  • Government institutions
  • Manufacturing facilities

Liebert PCW Technical Specifications and Operating Architecture

Technical Specifications

The Liebert® PCW series combines a broad cooling capacity range with Eurovent-certified performance for demanding data center applications.

  • Cooling type: Chilled water
  • Capacity range: 25–400 kW
  • Fan technology: Liebert® EC Fan 2.0
  • Control: Vertiv™ iCOM™ with optional 7-inch touchscreen
  • Certification: Eurovent

Key Features

Liebert PCW combines optimized airflow design, advanced Vertiv™ iCOM™ control and cooling-continuity features to support efficient and reliable operation.

  • Optimized aerodynamic design
  • Multiple coil configurations
  • Dual-circuit and dual-power-supply options
  • Pressure-independent control valves
  • Supersaver optimization mode
  • Simplified installation and maintenance

Liebert PCW: System Integration and Intelligent Control

Vertiv™ iCOM™ control enables direct Supersaver communication between Liebert PCW units and adiabatic free cooling chiller systems.

This coordinated control approach allows multiple units to operate as a unified cooling system, helping optimize room temperature, humidity and overall energy efficiency.

Liebert PCW hassas klima ünitelerinin, Vertiv ICOM kontrolü ve Supersaver modu aracılığıyla Adyabatik Freecooling Chiller sistemleriyle nasıl entegre çalıştığını gösteren teknik şema.

Critical Systems, Engineered for What’s Next


Let us evaluate your cooling capacity, chilled-water architecture and efficiency requirements to define the right precision cooling solution.