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Vertiv™ CoolPhase Wall, Wall-Mount Split System Cooling for Small IT Rooms, 3.5-11kW

The Vertiv™ CoolPhase Wall is a wall-mount split system cooling solution for small technical rooms, server rooms, and edge computing applications. This reliable IT thermal management equipment provides dedicated cooling up to 11kW even in extreme conditions and without the need for ducted air handling, reducing the risk of overheating and equipment failure. By taking up zero floor space and utilizing a low GWP refrigerant, this compact unit meets the constant data center cooling and energy efficiency demands of increasing equipment load and can be scaled for redundancy.

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Key Benefits
  • IDEAL FOR HEAVY EQUIPMENT LOADS: It occupies zero floor space while delivering up to 11kW of dedicated data center cooling, effectively handling increasing equipment loads.
  • LOWER OPERATING COSTS: With variable speed compressors and EC fans, it improves energy efficiency and helps reduce operating costs.
  • CONSISTENT TEMPERATURE CONTROL: It has higher airflow values than traditional comfort cooling systems, decreasing hot spots and supporting stable temperature control for mission-critical data center environments.
  • SMART MONITORING & CONTROL: It helps enhance thermal conditions and system reliability by leveraging remote monitoring capabilities and built-in intelligent Vertiv controls.
  • REDUCED ENVIRONMENTAL IMPACT: It uses R-32, a refrigerant with low global warming potential (GWP), to help lower carbon footprint and enhance energy efficiency.
    • Best Suited For:
    • Banking
    • Financial and Insurance
    • Broadcast and Entertainment
    • Chemical/Petrochemical (excl. Oil & Gas)
    • Construction and Engineering
    • Data Center/Colocation/Hosting
    • Education
    • Government
    • Healthcare
    • Manufacturing
    • Military
    • Defense
    • Aerospace and Missile
    • Nuclear Power
    • Oil and Gas
    • Power Generation
    • Power/Gas Transmission and Distribution
    • Professional Services
    • Retail and Wholesale
    • Telecom
    • Transportation
    Warranty: This product comes with an 18-month warranty from the product shipment date. Product shipment date is determined only from the bill of lading.

    The Vertiv™ CoolPhase Wall is a wall-mount split system providing dedicated cooling from 3.5kW to 11kW for increasing equipment loads in small technical rooms, server rooms, and edge computing applications. It enables effective cooling across diverse environments with its heat rejection capability. Equipped with remote monitoring features and intelligent Vertiv™ controls, it also optimizes thermal management for critical equipment. By supporting consistent temperature control, it enhances system reliability even in extreme conditions.

    Model Specifications Overview
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    Vertiv™ CoolPhase Wall WLM030A, 3.5kW Wall-Mount Split System Cooling for Small IT Rooms
    12,000 BTUH (3.5kW)   10,800 BTUH (3.16 kW)   590 CFM   19.29in   36.02in   15.35in  
    Vertiv™ CoolPhase Wall WLM070A, 7.0kW Wall-Mount Split System Cooling for Small IT Rooms
    24,000 BTUH (7kW)   21,600 BTUH (6.33 kW)   1,300 CFM   19.29in   49.8in   15.35  
    Vertiv™ CoolPhase Wall WLM0110A, 11.0kW Wall-Mount Split System Cooling for Small IT Rooms
    37,500 BTUH (11.0kW)   33,750 BTUH (9.89 kW)   1,885 CFM   19.29in   56.1in   15.35in  

    Benefits

  • FLEXIBLE INSTALLATION OPTIONS: It offers indoor or outdoor installation choices for the condensing unit, giving you greater deployment flexibility.
  • QUICK DEPLOYMENT & REDUNDANT SCALING: It is designed to meet growing equipment demands and can be scaled for redundancy.
  • MULTIUNIT CONNECTION: It enables collaborative operation between multiple units for active standby lead/lag control.

    • Features

  • HIGH SENSIBLE HEAT RATIO (SHR): It has an SHR of ≥0.9 that provides dedicated IT heat removal for optimal cooling and enhanced performance.
  • VARIOUS AVAILABLE CAPACITIES: It comes in capacities of 3.5kW, 7.0kW, and 11.0kW to meet diverse requirements.
  • PLENUM-APPROVED HEAT REJECTION: It offers outdoor heat rejection from -31°F to 118°F, enabling safe installation and effective cooling in a wide range of working environments, including plenum spaces.

    • *To see model-specific downloads, you will need to go to the model-specific product page by selecting the model name in the specifications chart above.

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    Showing contacts for California, 91733, USA Change
    Vertiv (Liebert Services)
    +1 800 543 2378
    610 Executive Campus Drive Westerville Ohio 43082 USA
    Product areas of focus: Uninterruptible Power Supplies (UPS), Power Distribution, Thermal Management, Integrated Solutions, Racks and Containment
    Vertiv Academy – Thermal Management Training
    +1 844 841 2665
    530 Westar Blvd Westerville Ohio 43082 USA
    Product areas of focus: Thermal Management
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