metal dome contacts on the sheet/array are positioned over the contact point of PCBs. When a dome is pressed, the center of it contacts to the PCB and let the electric current flow through. This is how metal dome array work.

CHARACTER:
1. Light & small.
2. Damp proof, heatproof, cold proof.
3. Dustproof is done on the metal Dome, and oxygenation of metaL DOME has been avoided.

Origin:  China
Packing: Inner: Polybag, Outer: Carton

We can open a new mould against customers' samples or CAD drawing.