The world's hyper-connected services are only as good as the data centres behind them — providing critical processing, storage and computation. So every second matters. Our industry-leading internal and external cooling technology keeps this critical infrastructure at peak performance. Today, tomorrow and long into the future.
Internal and external heat rejection products
Part Procurement partner 4000 parts in 48 hours
Over 100 technical engineers across Europe
Tailored solutions designed for you
From Cabinet to Cloud
Our custom heat rejection solutions scale seamlessly from compact in-row cooling units for small operations to hyper-scale deployments featuring chillers, cooling distribution units and advanced fan wall systems.
Tailored Cooling Solutions
Our approach is designed and engineered specifically for you. We build a specialist project team to match your requirements right from day one. Our custom heat rejection solutions scale from 30KW server rooms to 30MW Hyperscale deployments.
Tailored Cooling Solutions
Our Products
INTERNAL HEAT REJECTION PRODUCTS
Data centres, regardless of their size, rely on advanced internal cooling solutions to maintain optimal performance. Our range of Internal Heat Rejection Products—including CCU, CRAH, Fanwall, and CDU systems—provide crucial cooling for standard and high-density hardware handling across a range of loads. These technologies ensure efficiency and reliability across a broad spectrum of applications, keeping your critical infrastructure operating smoothly.
The CCU is engineered to meet the stringent demands of modern data centres. With advanced inverter compressors, EC fans, and adaptable configurations, it delivers precision in temperature and humidity control while optimising energy efficiency.
Features
Range: 10kW to 250kW+
Inverter-Driven Compressors: For precise temperature control
High-Efficiency EC Fans: Reduced energy consumption
Modular Design: Flexible configurations to suit any space
Multiple Airflow Options: Upflow, downflow, frontflow and more
Advanced Filtration Systems: Ensuring clean air within the data centre
Benefits
Energy-Efficient Operation: Lower operational costs with variable capacity control
Precise Environmental Control: Maintains optimal conditions for sensitive equipment
Flexible Installation: Adapts to various data centre layouts and sizes
Advanced Monitoring: Integrated systems for real-time performance tracking
The CCU incorporates smart airflow management technology that optimises air distribution throughout your data centre. Utilising variable speed fans and adaptive controls, it ensures even temperature profiles, minimises hotspots, and enhances overall cooling efficiency for improved equipment performance and longevity.
The CRAH (Computer Room Air Handler) is optimised for large-scale data centres with high-temperature process water, providing efficient and reliable cooling. Featuring high-performance EC fans and tailored heat exchangers, it ensures consistent environmental conditions with minimal energy consumption.
Features
Range: 11kW to 1,000kW
Advanced Coil Designs: for heat exchange efficiency
EC Fans: for Reduced power usage
Configurations: Suits various room layouts and airflow patterns
Range of Hydronic Options: Latest generation PICV and E-PICV's
Benefits
Energy Optimised Componentry
Reliable Mission Critical Performance
Minimal Downtime
OPTIMIZED AIRFLOW DESIGN
The CFD optimised design ensures a uniform air distribution over the heat exchanger. This improves not only thermal efficiency but also fan-gain, improving the overall performance of your data centre's cooling infrastructure, ensuring equipment operates within optimal temperature ranges.
The FWU (Fan Wall Unit) provides a purpose-built and efficient cooling solution, perfect for data centres where density is paramount. Its space-optimised design, combined with advanced EC fan technology and customisable configurations, offers optimal airflow and temperature control without occupying valuable floor space.
Features
Range: 100kW to 1000kW
Space-Optimised Design: Maximises usable floor space
High-Efficiency EC Fans: low energy usage
Uniform Air Distribution: Direct to aisle.
Customisable Configurations: Tailored to specific data centre needs
Benefits
Maximised Floor Space
Energy-Efficient Operation
Compatible with existing systems
MODULAR SCALABILITY
With its modular design, the Fanwall allows for easy expansion of cooling capacity. As your data centre grows, additional units can be seamlessly integrated, providing a scalable solution that adapts to your evolving needs without significant infrastructure changes.
As data centres push the limits of processing power, effective thermal management becomes paramount. Our range of CDU's (Coolant Distribution Units) are engineered to efficiently manage and distribute liquid cooling to high-density IT equipment. By precisely controlling coolant flow and temperature, the CDU ensures optimal thermal performance, enabling your data centre to operate reliably even under the most demanding conditions.
Features
Range: 100kW through to 5MW
Redundant Components: for maintenance and resilience
Advanced Monitoring and Control: Real-time data on flow, pressure, and temperature
Compact Footprint: Space-saving design
Framework design: Frame or skid-mounted
Benefits
Enhanced Cooling Efficiency: configurable down to 2°K approach.
Scalability: Modular design allows easy expansion as cooling demands grow
Safety Features: Integrated leak detection, containment and active dew-point monitoring
Flexible Deployment: Available in various configurations and placement options
Enhanced Energy Reuse Opportunities: The heat captured by the liquid coolant can be repurposed for facility heating or other applications, improving overall energy efficiency
INNOVATIVE LIQUID COOLING MANAGEMENT
The CDU features intelligent liquid cooling management, optimising coolant distribution to match the dynamic thermal loads of modern data centres. With automated controls and adaptive flow rates, it ensures efficient operation while minimising the risk of leaks and downtime. This advanced management capability allows facilities to maximise performance without compromising safety or efficiency.
EXTERNAL HEAT REJECTION PRODUCTS
Efficiently transferring heat out of your facility is essential for sustaining a stable and efficient data centre environment. Our External Heat Rejection Products, such as Chillers and Dry Coolers, are engineered to remove heat generated within your systems effectively. Built for efficiency and durability, these solutions promise exceptional performance and reliability, safeguarding your investments and ensuring uninterrupted operations.
Our IT Cooling products deliver precise temperature control directly at the rack or row level. By addressing heat at its source, these solutions enhance cooling efficiency, reduce overall energy consumption, and effectively manage high-density racks within your data centre.
Features
Rack and Row-Level Cooling: Precision targeting for optimal efficiency
Modular and Scalable Designs: Easily adapt to changing requirements
Compatibility: Works with various rack systems and configurations
Advanced Monitoring and Control: Real-time data for proactive management
Optimized Airflow Management: Maintains consistent temperatures across all equipment
Benefits
Improved Cooling Efficiency: Directly tackles hotspots and high-density areas
Energy Savings: Lower power usage through targeted cooling
Scalability: Expand cooling capabilities as your data centre grows
Enhanced Reliability: Protects critical IT equipment from thermal issues
FLEXIBILE CONFIGURATION OPTIONS
Our IT Cooling solutions offer unparalleled flexibility, allowing you to tailor the cooling infrastructure to your specific needs. Whether you require in-row cooling units, or rear door heat exchangers, our products can be configured to fit seamlessly into your existing setup, maximizing efficiency and space utilization.
Our Chillers are engineered to meet the rigorous demands of modern data centres, delivering exceptional cooling performance with energy-saving technologies like free cooling and adiabatic cooling systems. Their robust construction and modularity make them ideal for scalable and efficient operations.
Features
Range: 50kW to 2MW
Free Cooling Technology: Design utilises ambient air to reduce energy consumption
Adiabatic Cooling Options: Enhances free cooling efficiency where appropriate
Full Range of Compressor choice: For precise control and operational demands
Advanced Control Systems: with options to integrate with existing infrastructure
Designed for the modern world: of high-ambient operation
Benefits
Optimisation Savings
Scalability
Low GWP Refrigerants
Low Maintenance
ENVIRONMENTAL SUSTAINABILITY
Committed to green initiatives, our Chillers use low-GWP refrigerants and energy-efficient technologies to minimise environmental impact. By reducing energy consumption and utilising eco-friendly refrigerants, they help your data centre meet sustainability goals.
Global Services
In the high-stakes world of data centres, continuous operation is essential. Lennox EMEA has the largest in-house HVACR service team in the region. From regular maintenance to rapid response, we offer the expertise and support to protect your data centre's integrity and deliver peace of mind for mission-critical operations.
Our data centre specialists are on hand to help you engineer the optimal cooling system design for your data centre, from off-the-shelf products to complete custom heat- rejection solutions. Contact our expert team today and enter a new world of resilient, efficient data centre cooling.
