Rectangular gray metal box with Generac logo centered on front

Generac 400-Amp Transfer Switch | RTSW400A3

Regular price $3,019.00 Sale price $2,959.00
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Featuring a NEMA 3R aluminum enclosure and Heavy Duty Generac Contactor, this Service Entrance Rated switch is designed for use with single phase generators.


  • Service entrance rated - device that interrupts excessive voltage and allows for manually disconnecting your home or business from the electrical utility
  • Intelligent load management - manage up to four HVAC loads with no additional hardware needed, providing a more efficient system
  • Allows you to reduce the size of the generator needed to protect your home
  • NEMA 3R outdoor rated enclosure - designed to give options as to whether to install indoors or outdoors, this enclosure protects the internal components of the switch from rain, snow, ice, and debris





Contact us HERE for local install estimates in Western Montana.