Briggs & Stratton 40343 12000-Watt Home Standby Generator System with 100-Amp Automatic Transfer Switch (Discontinued by Manufacturer) Manages Power to All of Your Appliances-Whole House Power system powers your household appliances for permanent backup protection from power outages Quick Response-Automatically powers your home in seconds after sensing a power outage; turns on or off automatically as needed Transfer Switch Included-Flexible, indoor or outdoor, weather-resistant transfer switch gives you the whole package to get started immediately Briggs and Stratton has provided reliable engine power for over 100 years-Trust the power experts at Briggs and Stratton for complete peace of mind Three Year Limited Parts and Labor Warranty-we stand behind our warranty and make it easy for our customers