How to choose keyboard switch, products through CQC and UL, ROHS certification

How to choose keyboard switch, products through CQC and UL, ROHS certification

1. Is the certification complete?

Whether the key switch is fully certified, the selection of environmental protection materials, through the ROHS regulations, and has SGS certification; with VDE/DEMKO/KEMA (now using the EU ENEC), UL/CSA certification.

2. IP Waterproof Standard

The sealing performance of keyboard switch exceeds the standard. When used in pairs with relevant accessories, it can reach the waterproof level of IP65, IP66, IP67 or even IP68.

3. Design issues

Whether the key switch is reasonably designed, long service life, high temperature resistance, high current impact resistance, these should be considered.