AURON HFE-7200 – Heat Transfer Fluid for Immersion Cooling

AURON HFE-7200 is a fully fluorinated dielectric heat transfer fluid based on a fluorinated ether (ethyl nonafluoroisobutyl ether). The fluid was developed for immersion cooling, precision cleaning, heat transfer systems, and specialized industrial applications. Thanks to its combination of excellent electrical insulation, very low viscosity, high chemical stability, and non-flammability, AURON HFE-7200 is ideal for modern thermal management systems.

Your benefits at a glance

✔ Non-flammable
✔ No flash point
✔ Very low viscosity for optimal heat transfer
✔ Excellent dielectric properties
✔ Low surface tension for excellent wetting
✔ Rapid evaporation for efficient cooling and drying processes
✔ Suitable for cooling, cleaning, and solvent applications
✔ No CLP labeling required

Why AURON HFE-7200?

Multifunctional fluid for cooling, cleaning, and drying

AURON HFE-7200 was specifically developed for applications where electrical insulation, rapid heat dissipation, and high process reliability are critical.

Thanks to its extremely low viscosity, the fluid circulates particularly efficiently and enables uniform heat transfer even in complex electronic assemblies.

At the same time, AURON HFE-7200 is ideal as a precision cleaner and carrier fluid for lubricants or special formulations.

Outstanding electrical properties

AURON HFE-7200 combines efficient cooling with high electrical insulation.

Technical Specifications:

• Dielectric breakdown voltage: > 25 kV 
• Dielectric constant: approx. 7.5
• Specific resistance: > 10⁸ Ω·cm

This makes the fluid ideal for the direct cooling of sensitive electronic components.

Developed for modern cooling systems

AURON HFE-7100 is suitable for, among other things:

• Immersion cooling
• Single-phase immersion cooling
• Data centers
• AI servers and high-performance computing (HPC)
• Semiconductor manufacturing
• Cooling of power electronics
• Heat transfer systems
• Precision cleaning
• Electronics testing
• Drying processes
• Carrier fluid for lubricants
• Replacement for PFPE-, PFC-, HCFC-, and HFC-based fluids Immersion cooling

Optimized for immersion cooling

Thanks to its combination of low viscosity, low surface tension, and high electrical insulation, AURON HFE-7200 is ideally suited for modern single-phase immersion cooling systems.

Advantages:

• rapid heat dissipation
• good wetting of complex component geometries
• uniform cooling
• reduced hotspots
• high energy efficiency
• low operating costs

High thermal performance

AURON HFE-7200 stands out due to:

• very low viscosity
• efficient heat transfer
• rapid evaporation
• high thermal stability
• uniform heat distribution
• reliable long-term performance

The recommended operating range is typically between -100 °C and +50 °C.

Cost-Effectiveness and Sustainability

AURON HFE-7200 helps optimize industrial processes:

• low pumping losses due to low viscosity
• multifunctional use (cooling, cleaning, and as a solvent)
• low consumption in drying processes
• long service life
• stable product properties throughout the entire service life

Safety and Environment

AURON HFE-7200 meets high standards for occupational safety and process safety.

Properties:

• non-flammable
• no flash point
• no CLP classification
• no GHS labeling required
• ODP = 0
• GWP = 48
• Low acute toxicity
• Rapidly biodegradable
• Not classified as a hazardous material according to ADR, IMDG, IATA, or RID
• WGK 1 – slightly hazardous to water

Material Compatibility

AURON HFE-7100 is compatible with a wide range of industrial materials.

For critical applications, we generally recommend conducting a material test under actual process conditions.

Technical Data

Consulting for Your Cooling or Cleaning Application

Whether it’s immersion cooling, semiconductor processes, or industrial temperature control—we’ll help you select the right heat transfer fluid and guide you from the feasibility study through to series production.