Generac RTSD200A3 Nexus Smart Switch 200 Amp Service Rated Engineered with Generac's Digital Load Management (DLM) technology, the Nexus Smart Switch is the smartest transfer switch on the market. It has the ability to cycle on and off two air conditioners without adding additional components, allowing for a smaller generator to cover more circuits than when paired with a standard transfer switch. Technical Details - More backup coverage with a smaller generator - Additional DLM Modules can manage up to four more large electrical loads (sold separately) - Aluminum enclosure, service rated - 120/240 1 NEMA 3R http://www.besttoolsforyou.com/Buy-Generac_RTSD200A3_Nexus_Smart_Switch_200_Amp_Service_Rated-B003SVPP4Y.html
