A switch probe is a common electronic component that is widely used in various electronic devices. Its function is to detect the switching state in the circuit and convert it into an electrical signal output. With the continuous development of technology, the types of switch probes are becoming more and more diverse. Some common switched probe types are described below.

The first type is a mechanical switch probe. The switch probe realizes the detection of the switch state through a mechanical structure. Common mechanical switch probes include push button switches, slide switches, and knob switches. The push button switch is the most common one, which switches the switch state by pressing a button. The slide switch realizes switching of the switch state by sliding the switch body. The rotary switch realizes switching of the switch state by rotating the switch body. The mechanical switch probe has the characteristics of simple structure and convenient use, and is widely used in various electronic equipment.

（Switch probe pin/pogo pin/contact pin）

The second type is the photoelectric switch probe. This kind of switch probe realizes the detection of the switch state through the photoelectric sensor. Photoelectric switch probes usually consist of an emitter and a receiver. The light emitter emits a light beam, and when an object blocks the light beam, the receiver will receive the reflected light signal, thereby realizing the switching of the switch state. The photoelectric switch probe has the characteristics of high precision and high sensitivity, and is widely used in the field of automation control.

The third type is the magnetic switch probe. This kind of switch probe realizes the detection of the switch state through the magnetic sensor. (Board Test Switch Probe factory china) Magnetic switch probes usually consist of magnetic materials and magnetic sensitive elements. When a magnetic field acts on the magnetic material, the magnetic sensitive element will generate a corresponding electrical signal, thereby realizing the switching of the switch state. The magnetic switch probe has the characteristics of simple structure and convenient use, and is widely used in security systems and electronic locks and other fields.

The fourth type is a capacitive switched probe. This kind of switch probe realizes the detection of the switch state through the capacitive sensor. Capacitive switched probes usually consist of two electrodes and a dielectric. When an object approaches the capacitive switch probe, the capacitance value between the object and the electrode will change, thereby realizing the switching of the switch state. Capacitive switch probes have the characteristics of high sensitivity and high stability, and are widely used in touch screens and capacitive switches and other fields.

In summary, there are many types of switching probes, each with its own unique characteristics and application areas. With the continuous advancement of technology, it is believed that the types of switch probes will continue to increase, providing more options for the switch control of various electronic devices.