Micro Switch

Unionwell micro switches are famous for the special interior snap action structure which detects mechanical movements, generates current signals, or controls on-off function. Under this category, there are different types of switches classified by different standards. While they all have some features in common -- appropriate size, high reliability, global safety approvals, and plentiful options of levers, housings, and terminals.

FAQs of Micro Switches

What is a micro switch used for?

For status detecting, signal generating or on-off control. Micro Limit Switch is mainly used for automotive, home appliances, new energy and industrial control. Typical application include different latching or detecting devices in automotive vehicles, appliances like dishwasher, ice maker, washing machine,  refrigerator, coffee machine, vacuum cleaner, and etc.

Why is it called microswitch?

Because of its snap action mechanism with small movement and rapid switching function. The word "micro" means small or tiny, so micro switch is small in size, whose normal length does not exceed 30mm; and the inner machanical structure is also in mini dimensions;  not to mention the featured snap action mechanism accomplished by small but rapid switching movements.

How many types of switches are there? What are they？

It depends, if classified by function, there are three types- detecting switch, setting switch, inputting switch.

Where are micro switches commonly used?

Automotive industry, home appliances, new energy, industrial control and gaming control. For instance, lock system in cars, dishwasher, EV charging devices, automatic lubrication system, and mechanical keyboards.

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