FR4 - 5.125" 48 x 48 Natural Sheet

Built for demanding electrical and structural applications, this FR4 Glass Epoxy sheet comes in a substantial 5.125" thickness with full 48.0" x 48.0" dimensions and a Natural color for a clean, industrial appearance. The extra-thick profile delivers outstanding rigidity and dimensional stability, while FR4’s proven insulating strength, flame resistance, and low moisture absorption make it a dependable choice for heavy-duty fabrication and high-performance components.