1.Key frame using special PC / ABS plastic
2.Keys use flame resistant ABS material with silver painting, seems like metal material.
3.Conductive rubber made of natural silicone,corrosion resistance, Aging resistance
4.Circuit board using double-sided PCB (customized), contacts Gold-finger use of gold process, the contact is more reliable
| Item | Plastic Keypad |
| Input Voltage | 3.3V/5V |
| Waterproof Grade | IP65 |
| Vandal roof Grade | IK08 |
| Working Life | More than 2 million time per key |
| Key Elasticity | 200g/2N |
| Key Travel Distance | 0.45mm |
| Working Temperature | -25℃～+65℃ |
| Storage Temperature | -40℃～+85℃ |
| Relative Humidity | 30%-95% |
It is mainly for access control system, industrial telephone, vending machine, security system and some other public facilities.
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