A control unit (CU) is a central, sometimes distributed but clearly distinguishable, part of a mechanism that controls its operation, for example in a computer or a motor vehicle.

Control unit may refer to:

• Control unit, a component of a computer's central processing unit
• Control unit, a special area of a prison that is used to keep prisoners in solitary confinement (also called a "segregation unit")
• Another name for a Controller in computing
• Multipoint control unit, a device commonly used to bridge videoconferencing connections
• Packet control unit, performs some of the processing tasks of a base station subsystem
• Premises control unit, the "brain" of a burglar alarm
• Telecommunication control unit, a device attached to a computer multiplexer channel which supports multiple terminals
• Camera control unit, typically part of a live television broadcast "chain"
• Electronic control unit, an embedded system that controls electrical systems in a motor vehicle
  • Engine control unit, an electronic control unit that controls a series of actuators on an internal combustion engine
  • Fuel control unit, a control system for gas turbine engines
  • Transmission control unit, a device that controls electronic automatic transmissions, and automated clutch systems, such as servos or actuators, in a clutchless manual or semi-automatic transmission
• Control car (rail), a non-powered railroad vehicle that can control the operation of a train
• Actuator control unit, a control unit for actuators used in the internet of things

See also

• Control (disambiguation)
• Controller (disambiguation)

This disambiguation page lists articles associated with the title Control unit.
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