3M Novec and Fluorinert Discontinued: Best Alternative Solvents for Australian Manufacturers

Novec alternative solvent cleaning a medical implant in a vapour degreasing machine

If you rely on 3M Novec engineered fluids or Fluorinert electronic liquids in your manufacturing processes, finding a reliable Novec alternative is now essential. You have likely heard the news: 3M has discontinued its entire PFAS product line, including all Novec and Fluorinert fluids. Production ceased in late 2025, and remaining stock is rapidly depleting worldwide.

For manufacturers across Australia and New Zealand who depend on these fluids for vapour degreasing, heat transfer, thermal testing, and immersion cooling, this creates an urgent need to identify reliable alternatives before existing supplies run out.

This guide is your definitive Novec alternative resource. It explains what has changed, why it matters, and how Techspray Precision-V solvents provide a proven, high-performance replacement pathway.

Why Did 3M Discontinue Novec and Fluorinert?

In December 2022, 3M announced it would exit all PFAS manufacturing by the end of 2025. PFAS (per- and polyfluoroalkyl substances) have come under increasing regulatory scrutiny globally due to environmental persistence concerns. Both Novec and Fluorinert product lines fall within this category.

This decision affects every industry that uses these fluids, from electronics manufacturing and semiconductor fabrication through to data centre cooling and aerospace testing. The discontinuation is permanent — 3M will not resume production, and no direct replacement has been offered.

Which Applications Are Affected?

Novec and Fluorinert fluids have been used extensively in precision manufacturing and testing environments. The key applications impacted include:

  • Vapour degreasing — Precision cleaning of PCB assemblies, electronic components, and machined parts using Novec 71IPA, 72DA, 73DE, and similar solvents
  • Heat transfer and thermal management — Single-phase and two-phase immersion cooling for electronics testing, burn-in chambers, and data centre infrastructure using Fluorinert FC-40, FC-43, FC-72, and FC-77
  • Thermal shock testing — Environmental stress screening and reliability testing of electronic assemblies
  • Semiconductor processing — Wafer cleaning and thermal management during chip fabrication
  • Aerospace and defence — Cooling of avionics, radar systems, and high-power electronics

Techspray Precision-V: The Best Novec Alternative

Techspray, a leading manufacturer of precision cleaning and specialty chemicals, has developed the Precision-V solvent range as the premier Novec alternative for manufacturers worldwide. These solvents are engineered to match or exceed the performance characteristics that made Novec and Fluorinert the industry standard.

The Precision-V range includes formulations for both vapour degreasing and heat transfer applications, with each variant offering a specific combination of boiling point, dielectric strength, solvency power, and chemical compatibility.

Vapour Degreasing Solvents

Techspray Precision-V vapour degreasing solvents (developed by Techspray) are designed for use in both open-top and closed-loop systems. They effectively remove flux residues, oils, greases, and particulates from manufactured components while offering low surface tension for thorough cleaning of complex geometries such as BGAs, QFNs, and fine-pitch connectors.

Key products include the PWR-4 Solvent range and Precision-V formulations with varying boiling points and azeotropic blends to match your specific cleaning requirements.

Heat Transfer Fluids

For thermal management applications, Techspray Precision-V heat transfer fluids deliver exceptional thermal conductivity with low toxicity and strong environmental compliance. These fluids are suitable for single-phase and two-phase immersion cooling, burn-in testing, thermal shock cycling, and environmental stress screening.

Each Precision-V variant offers a unique boiling point and dielectric profile, allowing engineers to select the optimal fluid for their application — whether cooling high-density computing infrastructure or conducting reliability testing on electronic assemblies.

How to Choose the Right Novec Alternative

Selecting the correct Novec alternative depends on your current fluid, your application, and your process parameters. Here are the key factors to consider:

  • Boiling point — Match or closely approximate the boiling point of your current Novec or Fluorinert fluid to maintain process consistency
  • Dielectric strength — Critical for immersion cooling and electronics testing applications where the fluid contacts live components
  • Material compatibility — Verify the replacement fluid is compatible with your existing equipment seals, gaskets, and the components being processed
  • Regulatory compliance — Ensure the alternative meets Australian workplace health and safety requirements as well as any industry-specific environmental standards
  • System modifications — Some replacements may require adjustments to operating temperatures, condensing coil settings, or fluid management procedures

Why Source Through Proftek?

Proftek is an authorised Australian distributor for the full Techspray Precision-V solvent range. We support manufacturers across Australia and New Zealand with:

  • Expert guidance on fluid selection — Our team can help you identify the right Precision-V product to replace your specific Novec or Fluorinert fluid
  • Sample availability — Request samples to validate performance in your process before committing to a full transition
  • Local stock and supply — Reliable availability from Australian-based inventory
  • Technical support — Ongoing assistance with process optimisation, fluid management, and regulatory compliance

Act Before Stock Runs Out

With 3M production already ceased and global inventories of Novec and Fluorinert depleting rapidly, now is the time to secure your Novec alternative and plan your transition. Waiting until your current supply is exhausted risks production downtime and scrambled procurement.

For more information on available options, watch Techspray’s webinar on 3M Novec replacements.

Contact Proftek today to discuss your replacement requirements. We can recommend the right Techspray Precision-V solvent for your application, supply samples for evaluation, and ensure a smooth transition from your current 3M fluids.

Browse our full range of Techspray solvents or view vapour degreasing solvents and heat transfer fluids on our website.

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