The answer to 'cost to install surge protection' is that the cost can vary significantly depending on several factors. Generally, a basic whole-home surge protector can range from $100 to $500 for the equipment and installation by a professional electrician. The exact cost will depend on the size of your home, the complexity of the electrical system, and whether you need to upgrade your electrical panel or add new circuits.
It's important to note that the cost of surge protection is a worthwhile investment to safeguard your home and electronics from power surges and lightning strikes. While you can find DIY surge protectors for less, having a professional electrician install a whole-home system is recommended for optimal safety and protection.