Polydome Metal Dome Big Size Keyboard Subway Membrane Switch

Performance indicators:

1. Operating voltage: 35V DC
Operating current: 100mA 1W
Contact resistance: < 100 Ohms
Open circuit resistance: ≥ 10MΩ At 100V(According the trace length and materials to confirm)
Insulation resistance: > 100MΩ 250V DC
Contact bounce: ≤ 5ms Dielectric withstand: 250VRms (50-60Hz 1min)
Life expectancy: Flat type ≥ 5 million times, tactile type: ≥ 1 million times

2. Mechanical Properties Actuation force: Switch stroke: 0.1 to 0.6mm
Contact bounce: 5 to 30ms
Actuation force tolerance: +/- 20 to 45g
Tactile ratio: FC > 40%
Female, male connector, solder pins and heat seal connectors are available

3. Environmental parameters
Operating Temperature: -40 - +80,
Storage temperature: -40 - +85
Humidity: 40, 90% -95%, 240 hours.
Matching color: Pantone color matching system.

Production Capacity: 1000000times
Unit price: Negotiable/
Shipment terms: EXW
Payment terms: T/T
Origin: Dongguang
Packing: In carton

Product Description
Materials: Textured PC, gloss PC with matte finish, Autotype PET and PVC
Thickness: 0.5, 0.7, 0.8 and 1.0mm
LED windows: Clear or translucent with all colors, LEDs indicate stations.
Embossed keys: Polydome and rim
Metal dome: Brand of Nicomatic and Innovan, nickel and gold plated
Tail: With mylar and UV
Connector: Nicomatic, FCI, Molex and Zif
Adhesive: 3M 467, 468, 3M9495, 3M7945 and 3M7959

Notice:
We have the capacity to provide you membrane switches with other special requirements, such as water proof, Shielding, Windows/Lens Coating, Embedded LEDs, UV glossy/ matte/ textured, etc.

Competitive Advantage:
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 switch's 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 100million 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