Silicone Rubber Membrane Switch Panel Membrane Keypad

CUSTOM BLACK MEMBRANE KEY SWITCHES   Our electronic company is gradually growing, through the establishment of long-term cooperative relations, to seek a stable marketing foundation and technical cooperation. We have been focusing on the production and research and development of membrane switches, and have cooperated with some large enterprises at home and abroad. We pursue better quality and better service, and adhere to the integrity of friendly cooperation.   Membrane switch is an operating system that integrates key functions, indicating elements and instrument panels. It consists of four parts: panel, upper circuit, isolation layer and lower circuit. When the membrane switch is pressed, the contacts of the upper circuit are deformed downward, and are in contact with the pole plate of the lower circuit. After the finger is released, the contacts of the upper circuit bounce back, the circuit is disconnected, and the circuit triggers a signal.The membrane sw…