The SpikeStopper Whole Home Surge Protector meets the NEC 2023 requirement of surge protection on new and renovated homes and other dwellings such as dormitories, nursing care, and hotel rooms with kitchenettes. The unit protects appliances from power surges including: washers, dryers, stoves, refrigerators, electronics, HVAC, and more. Easy installation at the main electrical panel or other residential installation locations including electrical panels and disconnects, condensing units, furnaces, heat pumps, irrigation and pool pumps. Recommended installation by a qualified electrician.