The Briggs & Stratton 040765 bundle includes the PowerProtect+ 18kW generator, 200 Amp automatic transfer switch, and Symphony Choice Power Management. The 18kW Home Standby Generator is built to provide reliable whole-home backup power for large appliances such as air conditioners and well pumps. It features a front-facing exhaust design for safer, more flexible installation and includes integrated 24/7 EnergyTrak remote monitoring. This unit is engineered with a Vanguard commercial-grade engine for dependable continuous performance in demanding conditions. Incorporates Symphony® Choice Power Management that offers simplified prioritized whole-house power. The smart load management system manages additional loads well. The automatic transfer switch device stands guard and senses when utility power flowing to your home is interrupted, then automatically turns on your standby generator.