RESEARCH & DEVELOPMENT Lubricants R&D

Immersion cooling fluids for IT infrastructures

What are Immersion cooling fluids?

Immersion cooling is a technology that cools IT equipment by directly immersing it in a refrigerant and circulating the cooled refrigerant (Fig. 1). Since immersion cooling has outstanding cooling efficiency, the demand for the technology is expected to grow in the future.
Immersion cooling fluid consists of a base oil and additive (Fig. 2). Here, the additive compensates for insufficient performance if using only the base oil.
Immersion cooling fluid is required to have a variety of performance requirements such as insulation performance, oxidation stability, and low-temperature performance (Fig. 3).

Fig.1 An Example of Immersion Cooling
Fig.2 The Formulation of Immersion Cooling Fluid
Fig.3 Performance Requirements for Immersion Cooling Fluid

Features of ENEOS immersion cooling fluids

ENEOS immersion cooling fluids exhibit high oxidation stability by optimizing its formulation based on additive-combining technology (Fig. 4).
They also exhibit outstanding heat resistance compared with synthetic base oils (Fig. 5).
ENEOS immersion cooling fluids have demonstrated excellent performance not only in laboratory evaluations but also in demonstration tests using actual equipment (Fig. 6).

Fig.4 Oxidation Stability of ENEOS Immersion Cooling Fluid
Fig.5 Heat Resistance of ENEOS Immersion Cooling Fluid
Fig.6 An Example of a Demonstration Test
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