Generac RTS12EZA1 EZ Switch 12-circuit Load Center (Discontinued by Manufacturer) Switch 12 circuit load center 30-feet prewired conduit for connecting the transfer switch to the external connection box 2-feet prewired conduit for moving circuits from the main panel to the transfer switch Prewired external connection box with a weatherproof conduit Switches are housed in a steel NEMA 1 enclosure, with electrostatically applied and baked powder paint