Dongguan LuPhi Electronics Technology Co., Ltd.
Membrane switch/membrane keypad is flexible, it can be assembled on any machine, equipments, devices.
But sometimes it needs a back support panel to enhance its inflexibility, or at customer end machine
there is a Cabinet and need screws and backplane to install the keypad on the machine or device by
the screws, then under such kind of application the membrane keypad with backplane and even with screws