Generac 120-Volt/240-Volt 1 Split Phase NEMA 4 Surge Protective Device

Generac's whole-house surge protection device (SPD) helps protect your home's sensitive electronic devices and appliance against damaging surges and transients by blocking them from entering your home or business. It has thermally protected MOVs (metal oxide varistors) that help reduce the risk of thermal damage. Its compact, weather-resistant design offers installation flexibility.