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What is a Transformer?

Transformer definition - A device that reduces or increases voltage. In home wiring, transformers step down current for use with low-voltage equipment such as thermostats and doorbell systems.

Ideal Home Garden Explains

A transformer regulates the electricity that is used in a household. Transformers are usually located away from the house on a thick wooden pole. Electrical wires travel from the house to the to the transformer, which provides electricity.  

Last Updated: July 18, 2011
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