Lever Actuator:

A lever that is attached to a basic switch to allow actuation of the switch from a place other than its button.

Non-Switching Rating:

The power carrying capacity of a switch after contact closure and end of contact bounce. Typically, far higher than the contact rating (switching rating) of a switch.

Lever Lock:

A part of the toggle on a switch that keeps the toggle lever from being moved accidentally. Its spring detent requires an outward pull on the toggle lever to operate the switch.

Life Mechanical:

The number of cycles of operation that a switch will perform with no voltage applied to the contacts.