FR4 - 4.250" 48 x 48 Natural Sheet
About this product
Built from FR4 Glass Epoxy, this Natural sheet measures 4.25" thick and 48.0" x 48.0", making it a dependable choice for large-format electrical and structural applications. Its substantial thickness delivers exceptional rigidity and dimensional stability, while FR4’s inherent insulating strength and moisture resistance help it perform reliably in demanding environments.



This FR4 sheet measures 4.25″ thick, 48″ × 48″, finished in natural. Available to order — price $9013.72 per Each.
| Specification | Value | Tolerance |
|---|---|---|
| Shape / Form | Sheet | |
| Thickness | 4.25″ | Standard |
| Width | 48″ | Standard |
| Length | 48″ | Standard |
| Color | Natural | |
| Weight | 654.448 lbs | |
Shape
Sheet
Thickness
4.25 inWidth
48 inLength
48 inWeight
654.448 lbs
Color
Natural
Unit of Measure
Each
Other FR4 sizes
- FR4 - 3.000" 36 x 48 Natural Sheet — $4181.18
- FR4 - 3" dia x 48" Natural Rod — $770.98
- FR4 - 0.187" dia x 48" Natural Rod — $14.28
- FR4 - 3.250" 36 x 48 Natural Sheet — $5021.15
- FR4 - 2.625" 36 x 48 Natural Sheet — $3658.25
- FR4 - 0.010" 36 x 48 Black Sheet — $25.53
- FR4 - 0.055" 48 x 96 Natural Sheet — $201.57
- FR4 - 3.25" dia x 48" Natural Rod — $908.28
- FR4 - 0.750" 36 x 48 Natural Sheet — $878.51
- FR4 - 0.062" dia x 48" Natural Rod — $9.79
- FR4 - 0.562" dia x 48" Natural Rod — $31.48
- FR4 - 1.125" dia x 48" Natural Rod — $105.60
Price
$9013.72 / Each
Orders under $150 include a $60 small-order charge
Typical Properties — FR4 - 4.250" 48 x 48 Natural Sheet
Glass Epoxy Fr4Typical properties are provided for reference only. Values may vary based on processing conditions, form factor, and lot. Contact Ready Plastics for certified test data.