Pushbutton Switches

A Pushbutton Switch is a switch designed so that its contacts are opened and closed by depressing and releasing a pushbutton on the Switch in the direction of its axis. Pushbutton Switches come in two categories: lighted and non-lighted. The structure of a typical Lighted Pushbutton Switch is shown below. Broadly speaking, Lighted Pushbutton Switches are made up of the 5 sections shown below.

Terms for Configuration and Structure


A Pushbutton Switch is a switch designed so that its contacts are opened and closed by depressing and releasing a pushbutton on the Switch in the direction of its axis. Pushbutton Switches come in two categories: lighted and non-lighted. The structure of a typical Lighted Pushbutton Switch is shown below. Broadly speaking, Lighted Pushbutton Switches are made up of the 5 sections shown below.


Non-lighted Pushbutton Switches are made up of 4 sections, the 5 sections shown below less the light source.


Pushbutton Switches

Terms for Operating Action


Pushbutton Switches

Terms Related to Operating Characteristics


Pushbutton Switches
Pushbutton Switches

Terminal Symbols


Pushbutton Switches

Contact Forms


Pushbutton Switches

General Terms


Pushbutton Switches

Terms Related to IEC947 and IEC950 Explanation


Pushbutton Switches