In the era where computing power is productivity, a data center's cooling capability directly determines its performance ceiling. As rack power densities surge beyond 15kW towards 30kW and 50kW, traditional air cooling has hit its physical limits. The roar of fans can no longer mask inherent inefficiency, and the massive energy consumption has become an unbearable burden for operators.
In this race against heat, cold plate liquid cooling has emerged as the preferred upgrade path for high-density data centers due to its high efficiency and relative ease of deployment. At the heart of this technology is its lifeblood – the heat transfer fluid. JUHUA JHT Series Perfluoropolyether (PFPE) Coolant is the precision-engineered solution designed for this very purpose.
The Thermal Dilemma of High-Density Servers: When Air Cooling Hits the Wall
High-power server chip heat flux has now reached or even exceeded 100W/cm²-equivalent to the heat generated by an electric stove element on a thumbnail-sized area. Air cooling faces fundamental challenges:
Low Efficiency:Air has extremely low thermal conductivity, making it unable to quickly dissipate core heat.
Noise & Energy Consumption:To achieve even a marginal cooling effect, a powerful fan is required, resulting in both high energy consumption and high noise levels.
Hot Spots: This easily leads to localized hotspots, affecting chip performance and long-term reliability.
JUHUA JHT Series: Engineered for Excellence in Cold Plate Liquid Cooling
The JUHUA JHT Series PFPE liquid is not an ordinary fluid; it is a precision-engineered, electronic-grade fluorinated liquid whose properties perfectly meet the stringent demands of modern data center cold plate systems.
1. High Thermal Conductivity & Low Viscosity: For Efficient, Low-Resistance Heat Transport
Efficient Heat Transfer: The JHT Series exhibits excellent thermal conductivity, rapidly absorbing and carrying away heat from CPUs and GPUs via the cold plate, ensuring chips operate at peak performance.
Low Viscosity: It maintains low viscosity across a wide temperature range, enabling smooth flow through the intricate, narrow microchannels within cold plates. This results in lower system flow resistance, reduced pumping power, and significantly optimized PUE.
This combination ensures heat is transported from the source to the external heat exchanger quickly and with minimal energy loss.
2. Dielectric Safety: A Protective Barrier for Server Hardware
This is the key advantage that distinguishes the JHT Series PFPE liquid from conductive media like water or glycol-water solutions.
Zero Short-Circuit Risk: Its completely dielectric nature means that even in the unlikely event of a cold plate leak or line rupture, the coolant will not cause short circuits in expensive server motherboards, power supplies, or other components.
Reduced Operational Risk:
3. Exceptional Material Compatibility & Chemical Stability
The JHT Series is highly chemically inert. Rigorous compatibility testing confirms it coexists perfectly with common materials found in data center servers-such as metals (copper, aluminum), plastics, and elastomer seals-without causing corrosion, swelling, or degradation.
Application Value: Why Choose the JUHUA JHT Series?
Empowers AI & HPC Clusters
For AI training and scientific computing HPC clusters, the JUHUA JHT Series ensures high-power compute cards maintain peak performance, preventing thermal throttling that delays critical tasks and maximizing computational output.
Enables Smooth Infrastructure Upgrades
A cold plate system using JUHUA JHT coolant allows for targeted liquid cooling of the hottest components (CPUs/GPUs), while other components remain air-cooled. This hybrid approach enables existing data centers to manage increasing power densities with a lower cost of retrofit.
Reduces Total Cost of Ownership (TCO)
Energy Saving: Drastically reduces or even eliminates the energy used by CRAC units and server fans.
Space Saving: Higher power density allows for more computational power in the same footprint.
High Reliability: Protects critical IT assets, reducing hardware failures and maintenance costs caused by overheating.
Technical Parameters OF PFPE JHT Series Coolant
MAIN PERFORMANCE |
Technical parameters | |||
| JHT-170 | JHT-200 | JHT-230 | JHT-270 | |
| Appearance | Colorless & transparent Liquid | |||
| ℃ Boiling point/℃ | 170 | 200 | 230 | 270 |
| ℃ Pour Point | -97 | -85 | -77 | -66 |
| g*cm³ Density/g*cm³ | 1.78 | 1.79 | 1.81 | 1.84 |
| cSt(@25℃) Kinematic viscosity/cSt(@25℃) | 1.7 | 2.9 | 4.7 | 12.0 |
| cal*g-1*℃-1 Specific heat capacity/cal*g-1*℃-1 | 0.23 | 0.23 | 0.23 | 0.23 |
| W*m-1*K-1 Thermal conductivity/W*m-1*K-1 | 0.065 | 0.065 | 0.065 | 0.065 |
| kV(2.54mm) Penetration voltage/kV(2.54mm) | 40 | 40 | 40 | 40 |
| Dielectric constant | <2 | <2 | <2 | <2 |
| Ohm*cm Volumetric resistivity/Ohm*cm | >1.0*10^15 | >1.0*10^15 | >1.0*10^15 | >1.0*10^15 |
| (1Khz) Dielectric losses(1Khz) | 2*10^-4 | 2*10^-4 | 2*10^-4 | 2*10^-4 |
| ppm(wt) Moisture/ppm(wt) | <10 | <10 | <10 | <10 |
Conclusion
As power densities continue to challenge thermal limits, choosing the correct cooling solution and medium is no longer an option but a necessity. The JUHUA JHT Series Perfluoropolyether Heat Transfer Fluid, with its precise, efficient, and safe properties, is poised to become the core enabler for the stable operation of next-generation, high-density data centers.
Contact us today to discover how the JUHUA JHT Series can help your data center overcome thermal barriers and unlock its full computational potential.
Our address
Room 1102, Unit C, Xinjing Center, No.25 Jiahe Road, Siming District, Xiamen, Fujan, China
Phone Number
+86-592-5803997
susan@xmjuda.com
