How Surge Protective Devices Function

Did you know that inside of a surge protective device (SPD) specially designed components reduce voltage spikes to protect your electrical equipment from being damaged? To learn more, watch this video where Mike and the team explain just how SPDs do what they do!

This video is extracted from Mike Holt's Understanding Electrical Theory Library. For more information about this product, visit https://www.MikeHolt.com/Theory or call 888.632.2633.

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