PCB Membrane Switch

Dome Keys Flat Membrane Switch Panel Membrane Keypad For Electronics A membrane switch is an electrical switch for turning a circuit on and off. It differs from a mechanical switch, which is usually made of copper and plastic parts: a membrane switch is a circuit printed on PET or PC. The ink used for screen printing is usually copper / silver / graphite filled and therefore conductive. Membrane switches are user-equipment interface utilities that allow for the communication