Conformal Coating provides a skinny surface area movie (~25�?50 µm). Potting fills the Room around the assembly that has a Considerably thicker material mass. Potting provides more robust sealing and mechanical assistance; conformal coating preserves assistance entry. Air bubbles or bad protection on potting can compromise the integrity and performance https://www.jiadi-newmaterials.com/news/pcb-potting-compound-selection-guide.html