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Square D offers the broadest surge protection on the market

Square D offers a wide range of surge protective units for all types of applications. Choose from the most complete residential SPD portfolio with an option for your basic, medium or advanced consumer. The attractive packaging and easy to install products come with superb technical support. It’s no wonder that Square D products have very favorable customer reviews on retailer websites.

Specify Square D Surge Protection as part of your electrical package

What options best suit your home designs? Square D offers a Whole Home Surge Protective Device to fit your needs and protect every home you build. Whether you need a device that is installed directly into a QO or Homeline load center, like our Plug-on Neutral options, or a device that will be outside a load center, like our versatile HEPD options, we’ve got you covered. We offer protection that can connect to any brand load center to keep you and your clients covered.
Aerial view of lightning over a city at night, weather.

Each year it’s estimated that surges can cause $26 billion in lost time, repairs, and equipment.

Square D™ Products & Support

Visit the online Square D Resource Center for information on our range of Square D products and services.

Where to Buy - Retailers

Square D Whole Home Surge Protective devices are located at a retailer near you. See a current list of retail locations offering Square D products.
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