Generac Smart Switch 200A Non-Service Automatic Transfer Switch200A NON SERVICE AUTOMATIC TRANSFER SWITCH Featuring a NEMA 3R steel enclosure and Heavy Duty Generac Contactor, this Non service Entrance switch is designed for use with single phase generators. Using the integrated load management technology, four individual HVAC loads can be managed with no additional accessories required. This switch features a 5 year limited warranty. FEATURES Intelligent Load ManagementManage up to four HVAC loads with no