3 way band interlock 3 button multi purpose switches pack of 50
An interlock is a feature that makes the state of two mechanisms to function as mutually depend on each other. So, this switch may be use to prevent lousy states in a finite state machine. And also it may consist of any electrical, electronic, or mechanical devices or systems. In most applications, an interlock switch is use to help and prevent a machine from harming its operator or damaging itself. By preventing one element from changing state; due to the state of another element, and vice-versa.
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