Membrane switch industrial keyboard
Sinodel Electronic

Membrane switch is a type of keypad, which can be touched lightly. It is a newly developed type of electronic device. It has both the advantages of the electronic machine products and the controlling system of the electronic device. Membrane switch has many characteristics, such as light and slim, dust-proof, insulation, anti-shock and easy assembly. By virtue of those features, membrane switch are extensively applied in medical device, industrial control, home electronics, and precise instrument industries etc.

TACTILE DEVICES
Metal-dome is a tactile device which are inserted in the membrane switch to give a physical tactile response when pressed (Clicked). It can be designed as part of a circuit or above circuit. A range of sizes are available. Another tactile device is polyester dome. It is an alternative to metal dome which is created by permanently forming one layer of the membrane into a dome shape.