Logo of CoolIT
The World’s Liquid Cooling Experts
24+ YEARS OF INNOVATION 24+ YEARS OF INNOVATION
5+ MILLION COLD PLATES SHIPPED 5+ MILLION COLD PLATES SHIPPED
MULTI-GW PRODUCTION CAPACITY MULTI-GW PRODUCTION CAPACITY
DEPLOYED AT 300+ DATA CENTERS WORLDWIDE DEPLOYED AT 300+ DATA CENTERS WORLDWIDE
END-TO-END MODULAR PRODUCT SUITE END-TO-END MODULAR PRODUCT SUITE

100% Focused on Liquid Cooling


Server Products

Hardware for removing heat from the server and out of the rack.
Range of CoolIT direct liquid cooling coldplates for GPUs, CPUs, and accelerators

Data Center Products

Systems that manage heat exchange and distribute coolant.
CoolIT CHx2000 coolant distribution unit for rack liquid cooling systems
Top view of CoolIT copper coldplate with internal coolant channels
Co-Innovation

Collaborating on the Future

Working directly with the world’s top semiconductor, server and hyperscale technology companies, CoolIT designs and mass-produces highly optimized liquid cooling solutions.

Co-Innovation
Liquid-cooled server motherboard with CPUs, memory, and coldplates installed
SERVER PRODUCTS

High-Performance Cooling Hardware

Combining our liquid cooling expertise, substantial technology portfolio and in-house capabilities, CoolIT is enabling the next generation of computing systems.

Products include:

  • Coldplates
  • Coldplate Loops
  • Rack Manifolds
Server Products
Exascale supercomputing racks with high-density servers and liquid cooling connections in a data centre environment.
Data Center Products

High Density Cooling Systems

CoolIT Systems provides a complete line of liquid cooling infrastructure products for all types of data centers and compute clusters.

Features include:

  • High-efficiency design
  • Scalable architecture
  • Reliable performance
Data Center Products

Trusted by the best.

Logo of Giga

“CoolIT and Giga Computing have collaborated for many years, bringing excellent cooling solutions to market and supporting more GIGABYTE DLC ready servers with the latest gen CPUs and GPUs. We are always looking to enhance our server performance and reliability, and that is what CoolIT's products contribute to our IT hardware.”

Vincent Wang
Sales VP at Giga Computing
Logo of Durham

“CoolIT's DLC technology has helped us revolutionize our approach to scientific computing. It allows us to maintain elevated cooling water temperatures and achieve unparalleled computational density.”

Dr. Alastair Basden
Head of the DiRAC Memory Intensive HPC Service at Durham University and co-chair of the DiRAC Technical Directorate.
Logo of Atnorth

“As a recognized provider of direct liquid cooling (DLC) technology, CoolIT Systems offers solutions that can enhance energy efficiency and support sustainability goals in high-density environments. Their DLC systems are well-suited for facilities like ours, where advanced cooling options are essential for maintaining performance and reducing environmental impact.”

Chris Larsen
CTO
Logo of SUPERMICR

“Supermicro has a strong and collaborative relationship with CoolIT Systems. Their reliable, scalable cooling solutions complement Supermicro’s high-performance, high-density server systems, particularly for demanding AI and HPC workloads to deliver next-generation performance in data centers.”

Michael Mcnerney
Senior Vice President Marketing and Network Security

We are CoolIT Systems

CoolITs expertise sets us apart as the world’s most trusted liquid cooling company.

About CoolIT Systems

Latest News

22.01.2026 | News, Blog Posts, Case Study

Customer Showcase: How GWDG Enables AI with CoolIT’s Direct Liquid Cooling

Data center engineer monitoring control panels in a server room, illuminated by purple lighting while adjusting system settings.

20.01.2026 | Blog Posts, News, Products & Technology

Warm Water Cooling and AI: The Future Is Here but It’s Not Chiller-Free

Two large industrial cooling units with protective railings and a ladder are positioned outside a building.

13.01.2026 | Blog Posts, Media

Liquid Cooling without the Hype

Aerial view of a large warehouse filled with rows of cooling racks and equipment.

12.01.2026 | Blog Posts, Products & Technology

Choosing the Right CDU: Protecting Millions in IT Equipment with Smarter Cooling Decisions

Technician servicing a liquid cooling distribution unit (CDU) inside a data center rack, adjusting internal piping and components.

11.12.2025 | Blog Posts, Products & Technology

The Secret to Liquid Cooling NPI Risk Reduction

Engineering team designing advanced thermal management solutions and coldplates for AI data centers using simulation.

10.12.2025 | Blog Posts, Products & Technology

Quality in Liquid Cooling: Inside CoolIT’s Customer-Centric Approach to Reliability

A technician operates a handheld device, inspecting a metal component while viewing data on a laptop.

02.12.2025 | News, Media

Why AI is Making Liquid Cooling Inevitable

Liquid cooling cold plates mounted on copper baseplate assembly.

02.12.2025 | Blog Posts, News, Products & Technology

Five Fast Facts on Compute Efficiency

A detailed close-up of a CoolIT Systems coldplate installed on a server motherboard, featuring red and blue fluid lines that represent the intake and return of coolant for efficient chip-level thermal management.