The creation of a virtual (rather than actual) version of something, such as an operating system, a server, a storage device, or network resource. Operating systems virtualization is the use of software to allow a piece of hardware to run multiple operating system images at the same time.

The unit used to express apparent power.

The difference in electric potential between two points when one amp of current dissipates one watt of power.

A device or component that normalizes voltage to a certain standard when it is fluctuating.

Allows users to select a model’s sensitivity mode according to the power quality and the equipment.

Enable a unit to be installed vertically or horizontally.