FR4 - 3.875" 48 x 48 Natural Sheet

This FR4 Glass Epoxy sheet in Natural color is supplied in a substantial 3.875" thickness and full 48.0" x 48.0" sheet size, making it a strong choice for demanding electrical and structural fabrication. The extra-thick FR4 construction delivers exceptional rigidity, dependable dielectric insulation, and moisture-resistant performance, ideal for heavy-duty panels, fixtures, and machined components that require dimensional stability.