3M™ Fluorinert™ Thermofluid Alternatives

Facilities looking for a Fluorinert alternative often need more than a simple product cross-reference. The correct replacement fluid depends on operating temperature range, thermal performance, dielectric requirements, material compatibility, system design, and long-term availability. Best Technology helps manufacturers evaluate BestSolv® engineered fluids for thermal management, heat transfer, electronics cooling, and other applications that previously relied on 3M™ Fluorinert™ Electronic Liquids.

When comparing a Fluorinert alternative, operating temperature range is an important starting point, but it should not be the only selection factor. Boiling point, pour point, dielectric strength, fluid stability, materials of construction, seals, coatings, and system containment should also be reviewed before changing fluids in a production or test environment.

The chart below can be used as an initial guide when selecting a Fluorinert alternative for thermal management, heat transfer, electronics cooling, and dielectric fluid applications. Final selection should be based on the full system requirements and confirmed through application-specific testing.

For manufacturers still using remaining Fluorinert™ inventory, now is the time to evaluate a Fluorinert alternative before supply becomes a constraint. BestSolv® replacement fluids can help support continuity for thermal management and dielectric cooling applications where fluid performance, system compatibility, and reliable supply are critical.

For more details on Fluorinert™ products, please see our Thermal Management / Heat Transfer page.

For price and ordering information, contact our chemical sales department using our web contact form, or call 612-392-2414, ext. 2.