Washable:

Applied to PC board mounted devices indicating compatibility with cleaning processes used after soldering. No degradation of electrical or mechanical parameters occurs. A switch is sealed to keep contaminants out of the contact area.

Throw:

Denotes the number of different circuits that each individual pole can control.

Watertight:

A seal rating that indicates that water cannot get in when the item is submerged in 3 feet of water.

Translucent:

Transmitting light so that objects lying beyond cannot be seen distinctly.

Wiping Action:

The travel of the moveable contact over the fixed contact as the switch operates. This action helps clean the contacts of contamination.
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