Top 10 Half-Hole / Castellated PCB Manufacturers 2026
Castellated PCBs — also called half-hole or edge-plated boards — have become the default interconnect method for wireless modules, IoT nodes, and embedded computing units as hardware product launches continue to accelerate. A misaligned castellation drill, insufficient wall plating, or poorly toleranced routing can crack solderable contacts under thermal cycling, a failure that routinely surfaces…
