Generac Smart Switch, Non-service Rated, 400 amps, 120/240, 1ø, NEMA 3R




Featuring a NEMA 3R enclosure, this 400 amp open transition switch can be installed either indoors or outdoors.

Generac Automatic Transfer Switches are designed for use with single phase generators that utilize an Evolution™ or Nexus™
Controller.  Includes Smart AC Module standard, which gives the capability of managing up to four HVAC loads no additional hardware.

Loads can be managed using a smart management system.  The system can accommodate up to eight individual Smart Management Modules (SMM).  The SMM modules are self-contained and have individual built-in controllers.

Spec Sheet


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