Specialize in manufactuing membrane switch

Overlay+circuit+LED+metal dome or poly dome array+connector+double side tape

EL backlight +Rubber keys

Aluminum plate+Rubber keys

Metal domes

Flat without Tactile Effect

Embossing with Tactile Effect

Embossing with Metal Dome

Membrane Switch with FPC

Properties:
Operating voltage: < 35V DC
Operating current: < 100mA
Contact resistance: < 100 Ohms
Open circuit resistance: > 10M Ohms
Operating temperature: -35 to 70 degrees Celsius
Storage temperature: -45 to 90 degrees Celsius
Life expectancy: 500,000 to 30,000,000 cycles
Switch stroke: 0.1 to 0.6mm
Contact bounce: 5 to 30ms
Actuation force tolerance: +/- 20 to 45g
Tactile ratio: FC > 40%
Operating humidity: up to 95% RH

Details can click on our another website Home-TKM (Dongguan) Membrane Tech. Limited (tkmmembraneswitch.com)

TKM （DONGGUAN） MEMBRANE TECHNOLOGY LTD. is an IATF16949 and ISO 9001 company specializing in the design and manufacture of rubber/plastic keypads, and membrane switch input devices, including custom electronics and enclosures. We use state of the art production techniques, semi-automatic printing press, fully automatic printing and CCD
, to support short lead times and maintain a competitive pricing structure affordable for even small to medium runs.

We believe quality is vital for the growth of an enterprise. All of our functional products are fully tested by the computer functional tester. Meanwhile, we have the high-precision testing instruments such as Digital Type Minuteness Load Testers, Abrasion Wear Testers, and Life Endurance Testers. We have an experienced management team which has over 20 years of experience in the field of membrane switches, silicone rubber keypads and the other relative products, All our products passed RoHs and SGS test.

Our main product range are:

1)Membrane switch and graphic overlay

2)Flexible printing Circuit / PCB /FFC /FPC circuit /EL

3)Silicone products including silicone rubber keypad. and various Rubber products.

4) Metal nameplate series

5) Membrane switch with backlighting.

Our business relationships from global market: over 120 customers, some famous customers Such as PHILIPS, SIEMENS, PANASONIC, SANYO,METTEL, BOSCH.