The answer to 'cost to install surge protector' is that the cost can vary significantly depending on several factors. In general, the installation of a whole-home surge protector by a professional electrician typically ranges from $150 to $500. The exact cost will depend on the type of surge protector, the complexity of the electrical system, and the labor rates in your local area.
Factors that can influence the cost include the size of your home, the accessibility of the electrical panel, the need for any additional electrical work, and whether you choose a basic or more advanced surge protection device. It's essential to get multiple quotes from licensed electricians in your area to get the best price for your specific needs.