The reliability of electronic components consists of two parts, one is the inherent reliability of the components; the other is the reliability of the components.

12v relay is a versatile product, widely used in home appliances, such as air conditioners, color TVs, refrigerators, washing machines, etc.; also used in industrial automation control and instrumentation.

The characteristic of the relay is that when the change of its input quantity reaches a certain program, the output quantity will change step by step.

Electromagnetic relay: An electrical relay that works by using the suction effect generated between the electromagnet core and the armature by the point in the input circuit.​​