Membrane keypad

Overlay Materials: The most commonly used base materials for membrane switch keypad are polyester and polycarbonate.

Rear Adhesive: 3M 467MP, 3M 468MP, etc.

Standard Tolerances: +/-.010 inch.

Matching color: Pantone and RAL color matching system.

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

Type of buttons for membrane switch keypad:

Non tactileTactile with stainless steel domesTactile with poly domes on the circuit

Notice: We have the capacity to provide you membrane switche keypad with other special requirements, such as Shielding, Windows/Lens Coating, Embossing, Embedded LEDs, UV glossy/matte/textured, EL,LED Backlight,rubber /silicon keypad,PCB/FPC etc.

The main properties of custom design electronic membrane keypad

1. PC /PET as overlay (control panel)
2. Flat keys or tactile type
3. Embossed button with good tactile feel
4. Pre-assemble with or without metal domes
5. Water-resistant, dust-proof, gas-proof and scratch-resistant
6. Long life cycle.

Specification of membrane keypad :

Electronic Characteristic	<35V ( DC ) <100mA 1W	Life Expectancy	flat type ≥ 500 million times, tactile type: ≥ 100 million times
Contact Resistance	10Ω--500Ω (According the trace length and materials to confirm)	Operation Temperature	-40 °c ~ + 80 °c
Insulating Impedance	>100MΩ 250V DC	Stock Temperature	-40 °c ~ + 85 °c
Resistance of the wire	<1 Ω/cm width 1.27mm	Humidity	+ 40 °c 90 % ~ 95% 240 hour
Operation Force	flat type 57-284g (2-10 Oz), tactile type 170-397g (6-14 Oz)	Switch stroke	flat type 0.1-0.5mm, tactile type 0.6-1.5mm

Type of membrane keypad :

Connector types of membrane keypad :

High-performance Membrane Keypad

1.Beautiful appearance, rich and bright in color, design can be arbitrary, the products can fully reflect the individual style of the product itself and designer.
2. Panel can wash, good protection of durable color, characters, logos and other panel contents without injury.
3. Small size, light weight, thin thickness, good tactility, abrasion resistant, installation and connection convenience.
4. Tightness is good, moisture-proof, dust-proof, waterproof, anti-oil, anti-corrosion and erosion of harmful gases proof, acid and alkali proof, quakeproof.
5. Low cost, high lifespan, membrane switches design and manufacture are using the keyboard as a whole way, whether on the material or mold charges, the costs are lowest, the life expectancy of different types of membrane switch is more than 100 million times.
6. Easy to operate, intuitive, safe and reliable, In-house 100% functionally tested, components are guaranteed without any intermittent problem.
7. Customized specification is available and keys can make different shapes.

Products show :

Testing instrument :

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