Membrane switch with Aluminium support panel at the backside:

POLARIS-KEYPAD is a professional manufacturer of the special membrane switches, like the membrane switch assembled with Aluminium support panel, PCB circuit membrane switch, FPC circuit membrane switch, membrane switch with shield layer, with sheet metal, with injection plastic part, with rubber keypad etc.

Membrane switches, also called membrane keypad, are built from thin polyester film and pressure sensitive adhesive (PSA). Printed Circuit Boards (PCBs) can also be used as the base for a switch. Membrane switches can be tactile or non-tactile, depending on the design. Tactile switches provide a physical “click” when the user pushes it. Non-tactile switches have longer lives, but lack physical feedback to the user. Rubber keypads can be added to the top of the membrane switch as well.

Long life cycles- More than 1 million operations;

Affordable cost- without metal dome assemble cost, poly dome is more cost effective;

Switch domes can be produced in various shapes— round, oval, square and embossed on the faceplate to customers' design;

Overlay Materials: The most commonly used base materials are polyester and polycarbonate;

Rear Adhesive:3M467MP,3M468MP, etc.;

Standard Tolerances: +/-.010 inch;

Matching color: Pantone and RAL color matching system;

Tail, pin and circuit layout: subject to customers detailed requests;

Feature:

1. Long using life poly dome membrane switch;

2. OEM membrane switch;

3. With LCD or LED window;

4. Fog or glossy surface finish;