A Computer Room Air Handler (CRAH) is a cooling unit used to regulate the temperature and ensure optimal operating conditions for IT equipment. CRAH units are essential for cooling central IT …

Mission Critical CRAH’s are built to reduce your risk and meet data center challenges of today and beyond. The market-leading, high-performance cabinet design yields almost limitless possibilities to …

Jun 10, 2025 · Computer room air handler (CRAH) units are another data center cooling device. The main difference between CRAH and CRAC units is how they cool their surrounding environments.

Dec 10, 2021 · The main difference between CRAC and CRAH cooling units is that CRAC units use refrigerants and compressors, whereas CRAH units use chilled water and control valves.

Computer room air handlers (CRAH) units are specialized cooling systems designed for data centers and other mission-critical environments where maintaining optimal temperatures is essential for …

CRAH units are the preferred choice in hyperscale and large colocation environments due to their superior efficiency, scalability, and ability to integrate with economization systems.

Johnson Controls HVAC Equipment Air Handling Units CRAH (Cold Wall AHU) – Data Center Cooling

The acronyms CRAH (pronounced “kraw”) and CRAC (pronounced “krak”) stand for Computer Room Air Handler and Computer Room Air Conditioner respectively. As is common knowledge, most facilities …

Aug 16, 2023 · A CRAH unit is a critical piece of close control cooling equipment, consisting of filters, fans, coils, that is connected to chilled water/cooling water pipework to precisely manage and control …

In this short video, Anthony White of CoreSite explains what a Computer Room Air Handler (CRAH) is and how it works.