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Consumer Reports explains how a transfer switch or interlock device works, so your portable generator is ready for the next storm.
Jump to: Wattage, Volts, and Amps Evaluate Your Power Needs Safety First How to Connect a Generator to Your House Using a Transfer Switch Using A Breaker Interlock Make a Plan And Test Often FAQ ...
A transfer switch is like a mini circuit breaker panel that allows you to draw electricity from your generator instead of from the power company.