Generac 9979 400 Amp Service Rated Automatic Transfer Switch 120/240V 1ph with Surge Protection

Generac 300-400A SE ATS Spec Sheet

This series of Generac Residential Automatic Transfer Switches is designed for use with single phase automatic standby generators that utilize an Evolution™, Power Zone™ 200 or Power ZoneTM 400 controller. An industry-leading first with a factory-installed whole-home surge protection device (SPD), a ~$300 value, protecting both your home and Generac Home Standby Generator from damaging power surges and transients.

This hardened transfer switch control with the all new Fuse Control Module has been purposely designed to combat harmful utility power disturbances such as brownouts, while ensuring reliable automatic transfer performance. Designed to give options as to whether to install indoors or outdoors, this durable enclosure protects the internal components of the switch from rain, snow, ice, and debris to ensure lasting reliability.

Designed with a focus on enhanced reliability and performance, we stand by our innovative product design with a strong 5-year limited warranty including the Integrated Surge Protection Device delivering unmatched owner peace of mind.