Plug board may refer to:
- Plugboard, a component of certain encryption machines, unit record equipment and some early computers
- Telephone switchboard, another name for a manual exchange
- Power strip a device that plugs into a power socket to increase the number of power sockets available for other devices
See also
edit- Patch panel, a number of circuits, usually of the same or similar type, which appear on jacks for monitoring, interconnecting, and testing circuits in a convenient, flexible manner
- Plug (disambiguation)
- Perforated hardboard, tempered hardboard which is pre-drilled with evenly spaced holes. The holes are used to accept pegs or hooks to support various items, such as tools in a workshop
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