4x4 zinc alloy keypads for public machines with braille keys B535
Description：
The 16 key Z.series keypads are specially designed for public environment applications, such as vending machines, ticket machines, payment terminals, telephones, access control systems and industrial machinery with braille keys.
Keys and front panel are built from chrome plated zinc alloy (Zamak) with high resistance to impact and vandalism and is also sealed to IP67.
- product description
1. Frame and keys are made of RoHS approved zinc alloy material
2. Conductive rubber with carbon granules
- Contact resistance: ≤150Ω
- Elastic force: 200g
3. 1.5mm thickness UL approved printed circuit board with golden fingers
1.Button color: bright chrome or matte chrome plating.
2.Key frame color according to customer requirements.
3. With alternative interface.
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