75x75mm Waterproof Polyester Membrane Switch with 1.3mm Travel and 1 Million Life Cycles
75×75mm waterproof polyester membrane keypad switch with embossed tactile feedback and connector tail. Designed for reliable performance in demanding industrial environments.
| Parameter | Specification |
|---|---|
| Material | Silicone rubber |
| Travel | 1.3 mm |
| Force | 160 grams |
| Tactile Response | Yes |
| Life Cycles | 1,000,000 |
| Operating Temperature | -40 to +150 °C |
| Storage Temperature | -50 to +170 °C |
| Dielectric Strength | >1 min @ 500 VR |
| ESD Breakdown | 20 kV/mm |
| Contact Bounce | |
| Contact Resistance |
| Property | Carbon Conductor | Silicone Insulator |
|---|---|---|
| Specific Gravity 72℃ | 1.18 | 1.17 |
| Durometer Hardness (Shore A) | 65±5 | 50±5 |
| Tensile Strength (kg/cm) | >50 | >70 |
| Elongation (%) | >100 | >250 |
| Tear Strength (kg/cm) | >0 | >12 |
| Linear Shrinkage (%) | 42799 | 3-4.5 |
| Volume Resistivity (ohm/cm) | 1×10^15 |
- Waterproof polyester construction for environmental protection
- Embossed tactile feedback for positive user response
- High durability with 1,000,000 life cycles
- Wide operating temperature range (-40°C to +150°C)
- Excellent ESD protection (20 kV/mm)
- Low contact resistance (
Nanjing Zhongshan Membrane Switch, founded in 2002, brings over 13 years of professional experience in membrane switch manufacturing. Our ISO 9001:2000 certified facility spans 3,000 square meters with three production lines capable of manufacturing up to 6 million pieces monthly. All products comply with RoHS Directive requirements.
We serve customers globally across Asia, the US, Europe, Australia and other regions, providing quality products supported by mechanical, electronic and control automation expertise.
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