FR4 - 0.406" 36 x 48 Black Sheet
About this product
This Black FR4 Glass Epoxy sheet in 0.406" thickness and 36.0" x 48.0" dimensions delivers a strong balance of electrical insulation, moisture resistance, and dependable mechanical stability for demanding industrial and electrical applications. With its thicker profile, this FR4 sheet offers added rigidity and durable performance, making it a smart choice for structural panels, fixtures, and fabricated components that require both strength and dimensional consistency.




This FR4 sheet measures 0.406″ thick, 36″ × 48″, finished in black. Available to order — price $543.12 per Each.
| Specification | Value | Tolerance |
|---|---|---|
| Shape / Form | Sheet | |
| Thickness | 0.406″ | ±0.033″ |
| Width | 36″ | Standard |
| Length | 48″ | Standard |
| Color | Black | |
| Weight | 46.889 lbs | |
Shape
Sheet
Thickness
0.406 in(±0.033 in)Width
36 inLength
48 inWeight
46.889 lbs
Color
Black
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
$543.12 / Each
Orders under $150 include a $60 small-order charge
Typical Properties — FR4 - 0.406" 36 x 48 Black 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.