HeatStopper® – Certified GREEN – Prevents Overheating, Fire, and Explosion
How Data Center Cooling Systems Work
Data centers generate enormous amounts of heat from thousands of servers running 24/7. Effective cooling is critical to prevent hardware failure and maintain efficiency. Here’s a simplified overview:
- Airflow Management (Hot/Cold Aisle Containment): Servers are arranged in rows with cold aisles (fronts facing each other) where cool air is supplied, and hot aisles (backs facing each other) where hot exhaust air is collected. This prevents mixing of hot and cold air.
- Computer Room Air Conditioning (CRAC) or Air Handling (CRAH) Units: These units blow cold air into the space (often under a raised floor). They use chilled water or refrigerant to cool the air.
- Chilled Water System: Water is chilled by large chillers (often using compressors and evaporators) and pumped to the CRAC units or in-row coolers. The warm water returns to be re-chilled.
- Heat Rejection: Heat is ultimately transferred outside via cooling towers, where water evaporates to dissipate heat into the atmosphere, or dry coolers.
- Efficiency Features: Modern systems use free cooling (economizers) when outside air is cold, variable speed fans/pumps, and advanced monitoring to optimize energy use (cooling can account for 30-50% of a data center’s power consumption).
This setup keeps server inlet temperatures typically between 18–27°C (64–80°F) as recommended by ASHRAE. Liquid cooling (direct-to-chip or immersion) is increasingly used for high-density AI workloads alongside traditional air cooling.
The Challenge
Servers need to stay cool at the intake — modern guidelines recommend between 64 and 81°F (18 to 27°C) for the air entering the front of the servers. Many facilities aim for the upper 70s to save on cooling power.
Without cooling, the chips inside get extremely hot. CPUs and GPUs under heavy load can hit 80 to 100°C (176 to 212°F) or more at the chip level before they throttle or shut down.
In the room itself, the hot aisle — where the exhaust air comes out the back — can easily reach 105 to 120°F (40 to 49°C) or higher in dense setups. That’s why proper airflow separation between cold and hot aisles matters so much.
The Solution
HeatStopper® Lowers Temperatures from 1800° F to Ambient in Seconds.
Provides a Low Evaporation Environment.
Non Corrosive.
Prevents Fire and Explosion.
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Certifications
Associated Labs – Environmental
Pace Analytical Labs – EPA 1633 PFAS Gexcon, AS – Anti-Explosion
ICAO Level B – Aircraft
NAMSA – Medical
OPUS – Marine
SPL – Anti-Corrosion
UL 711 – Fire
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