Description: Industrial Sewing Machine Control Board PCB Assembly, 4L Sewing Machine Circuit Board Proofing, One-Stop PCBA OEM Manufacturer
| Layer | 4L | Material Thickness | 1.6mm |
|---|---|---|---|
| Surface Finishing | ENIG 1u" | Finished Copper Thickness | 1oz |
| Solder Mask | Green | Legend Mark | White |
| Material | FR-4 | Test | Flying Probe Test |