Metal Push Button Switch Classifications

Metal push button switches are commonly used in various applications such as automotive, industrial automation, aerospace, and telecommunication systems. These switches are made of durable and high-quality materials, providing reliable performance in harsh environments. They come in different sizes, shapes, and configurations that suit different applications. In this article, we’ll talk about the different classifications of metal push button switches.

1. Momentary Push Button Switches

Momentary push button switches are the most common type of metal push button switches. They are designed to be used for a specific function only when the switch is pressed, and it returns to its original state once the pressure is released. These switches are used in applications where they need to activate or deactivate a function temporarily, such as machine start/stop buttons, emergency stop buttons, or doorbell switches.

2. Non-Momentary Push Button Switches

Non-momentary push button switches are used to turn on or off a function permanently. They are designed to stay in the state (on or off) until the switch is pressed again to change the state. Non-momentary push button switches are commonly used in applications where the switching function is required for an extended period, such as power switches for electronic devices or light switches.

3. Illuminated Push Button Switches

Illuminated push button switches have a built-in light source that illuminates the button when the switch is activated. These switches are used in applications where visibility is poor, such as in dimly-lit environments or for emergency stop buttons. Illuminated push button switches can be configured to have different colors, including red, green, yellow, or blue, to indicate specific functions.

4. Sealed Push Button Switches

Sealed push button switches are designed to prevent the entry of dust, water, or other contaminants into the switch mechanism. These switches have a built-in seal that protects the switch from environmental factors. Sealed push button switches are commonly used in applications where the switch is exposed to harsh environments, such as in automotive or industrial applications.

5. Anti-vandal Push Button Switches

Anti-vandal push button switches are designed to withstand aggressive or malicious actions, such as vandalizing or tampering. These switches are constructed with durable materials, such as stainless steel or aluminum, making them difficult to damage. Anti-vandal push button switches are commonly used in applications that require enhanced security, such as access control panels or alarm systems.

6. Mushroom Push Button Switches

Mushroom push button switches are designed to be easily recognizable and reachable in emergency situations. These switches have a large, mushroom-shaped head that can be easily pressed even by a gloved hand. Mushroom push button switches are commonly used in fire alarms, emergency stop buttons, or other safety-critical applications.

7. Keylock Push Button Switches

Keylock push button switches require a key to operate them. These switches are commonly used in applications that require security and restricted access. Keylock push button switches can be configured to have different functions, such as on/off, momentary or latching, and illuminated or non-illuminated.

8. Latching Push Button Switches

Latching push button switches are designed to remain in the state (on or off) until the switch is pressed again, which changes the state. These switches are commonly used in applications that require a steady state, such as interlocking systems, safety gates, or control panels.

9. Momentary-Mom-On Push Button Switches

Momentary-Mom-On push button switches are designed to provide multiple functions in a single switch. These switches have a momentary function when the button is pushed, but they also have a steady-state function when the button is held for a specified time. Momentary-Mom-On push button switches are commonly used in applications that require multiple functions in a single switch, such as automotive audio systems.

Conclusion

In conclusion, metal push button switches come in different classifications, each designed for specific functions and applications. Momentary push button switches, non-momentary push button switches, illuminated push button switches, sealed push button switches, anti-vandal push button switches, mushroom push button switches, keylock push button switches, latching push button switches, and momentary-mom-on push button switches are the most common types. It's important to choose the right type of switch for your application to ensure reliable and long-lasting performance.