Membrane switch, also called momentary switch, was developed out of the research need of aero industry and finally became new type of electrical switch for user-machine interface. It was utilized to allow for communication of commands from users to electronic device A membrane switch consists of two major parts, graphic overlay and flex circuit, and the layers are assembled by lamination adhesives. Contact between two traces can be made through a printed shorting pad or through a metal dome. Jasper Electronics started by making membrane switches, and now stands in forefront of printing electronics industry. We offer great array of membrane switch products in high quality and quick turnaround. Membrane switch has many advantage, eg low profile and nice exterior, compact and easy to carry excellent sealability, and easy assemble Applications(Medical,Instrumentation,Industrial Automation,Appliance,Consumer Electronics,Education)