Generac 10-Circuit 50 Amp Load Center Ats - Nema 1 CulProduct Description Generac RXG10EZA1 10 Circuit 50 Amp Load Center ATS NEMA 1 CUL The Generac 10 Circuit 50 Amp Load Center pre wired automatic transfer switch is designed to operate with 9 16kW Air cooled generators. This automatic transfer switch has an integrated load center for picking up the emergency circuits. It is especially useful where the main service is large and only a portion of the building load will be served by the generator. The