- First of all, we should consider the subsequent operation of the product
Open type: suitable for embedded mounting on the switch plate
Protective type: with a protective shell, which can prevent the internal button parts from being mechanically damaged or people touching live parts
Waterproof: with a sealed case to prevent the intrusion of rainwater
Anti-corrosion type: can prevent the intrusion of chemical corrosive gases
Emergency style: There is a big red mushroom button protruding from the outside….
- Select by purpose and structure
- Normally open button
- Normally closed button
- Composite button
- By size
10mm / 12mm / 16mm / 19mm / 22mm / 25mm / 28mm / 30mm
- Select the main parameters of the pushbutton switch. I have selected some key points for you
1.Rated voltage /V
2. Rated current /A
3.material
4.Mounting hole size
5.Button P-number
6.Button colour
7.Normally Open & Normally Closed
Also consider the mounting hole size of the product, the current capacity of the contact and so on.
More knowledge to share, see you next time!
