The APBB-22 is a type of push button switch commonly used in various electronic and electrical applications. It is designed for user interface control, allowing users to manually input commands or signals into a system. The APBB-22 typically features a compact and durable design, making it suitable for use in control panels, industrial equipment, and consumer electronics.

1. Momentary or Latching Operation: Depending on the model, it can be either momentary (returns to its original position after being pressed) or latching (stays in the pressed position until pressed again).
2. Illumination: Some versions come with built-in LEDs for visual feedback, indicating the status of the button (on/off) or providing backlighting for low-light environments.
3. Durability: Constructed from robust materials to withstand frequent use and harsh environments.
4. Mounting Options: Designed for easy installation on panels with standard cutouts.

The APBB-22 is valued for its reliability, ease of use, and versatility, making it a popular choice in both industrial and consumer applications.