240gm Trip Force 3 Contact Domes Membrane Keypad Switch With ROHS Compliant
Features of Membrane Keypad Switches
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Structure:
- Layers: Typically built with multiple layers, including a top graphic layer, a spacer layer, and a bottom circuit layer.
- Switching Mechanism: When a button on the membrane is pressed, the top layer makes contact with the circuit layer, completing a circuit.
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Design Options:
- Custom Graphics: Membrane keypads can be customized with printed graphics, symbols, or labels.
- Variety of Sizes: Available in various sizes and shapes to fit different applications.
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Durability:
- Water and Dust Resistance: Often designed to be resistant to water and dust, making them suitable for harsh environments.
- Long Lifespan: Generally have a long operational life, capable of withstanding millions of presses.
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Sensitivity:
- Touch Sensitivity: Sensitive to light touch, allowing for user-friendly operation.
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Cost-Effective:
- Typically less expensive to produce than mechanical switches, making them a popular choice for mass-produced products.
Common membrane keypad structure choose :
Other photo show :
Mechanical Properties :
1, reliability, service life: > 1 million times
2, closed displacement: 0.1 ~ 0.4mm (no touch-type) 0.4 ~ 1.0mm
3, health standard for power: 280g Power
4,Silvermigration: In 55 ℃, humidity 90%, 56 hours later, the second-line between the 10MΩ/50VDC
5, Silver online no oxidation, no impurities
6, Silver width
≥ 0.3mm, the smallest interval of 0.3mm, line edges <1 / 3,
the line gap of <1 / 4 width
7, pin spacing standard 1.00mm
8, lead anti-curvature, 10mm steel rod line pressure roller 80 constantly.
FAQ:
Q1. What is your terms of packing?
A: Generally, we pack our goods in neutral white boxes and brown cartons. If you have legally registered patent, we can pack the goods in your branded boxes after getting your authorization letters.
Q2. What is your terms of payment?
A: T/T 50% as deposit, and 50% before delivery. We'll show you the photos of the products and packages before you pay the balance.
Q3. What is your terms of delivery?
A: EXW, FOB, CFR, CIF, DDU.
Q4. How about your delivery time?
A: Generally, it will take 10 to 15 days after receiving your advance payment. The specific delivery time depends
on the items and the quantity of your order.
Q5. Can you produce according to the samples?
A: Yes, we can produce by your samples or technical drawings. We can build the molds and fixtures.
Q6. What is your sample policy?
A: We can supply the sample if we have ready parts in stock, but the customers have to pay the sample cost and
the courier cost.
Q7. Do you test all your goods before delivery?
A: Yes, we have 100% test before delivery
Q8: How do you make our business long-term and good relationship?
A:1. We keep good quality and competitive price to ensure our customers benefit ;
2. We respect every customer as our friend and we sincerely do business and make friends with them, no matter where they come from.
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