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The membrane switch is an advanced operating system integrating key functions, indicating elements, and instrument panels. It typically consists of four essential parts: the graphic panel, upper circuit, isolation layer, and lower circuit. Its rigorous structure provides excellent sealing performance, waterproof characteristics, and long-term durability for demanding industries.
| Category | Specifications & Requirements |
|---|---|
| Electrical | Voltage: ≤ 50V (DC) | Current: ≤ 100mA | Contact Resistance: 0.5 - 10 Ω | Rebound Time: ≤ 6ms |
| Mechanical | Reliability: > 1 million times | Working Force: 100 - 750g | Tail Bending: Resistance > 80 times |
| Material Options | PET / PC / PMMA / PVC / Silicone Rubber | Glossy or Matte Finish |
| Environment | Storage: -40ºC to +85ºC | Humidity: 95% ± 5% | Pressure: 86 - 106kpa |