Conformal coating is a polymer film used to cover various electronic components on a printed circuit board (PCB). Its primary purpose is to provide protection for electronic devices against the adverse effects of harsh environments and corrosion. Acting as a protective barrier or insulating material, it can withstand challenging environmental conditions like dust, moisture, and other pollutants. By offering this protection, conformal coating enhances the product’s overall reliability, prevents damage from pollutants, and extends its operational lifespan.

Conformal coating is an important industrial-grade solution, particularly for electronic devices used in demanding applications. It ensures that the devices can withstand punishing environments, making them suitable for use in industrial settings, automotive applications, military environments, and other tough conditions.

In summary, conformal coating is a specialized polymer film applied to PCBs to shield electronic components from harsh environmental factors and corrosive substances, resulting in increased reliability and longevity for the electronic devices.