Generac Guardian Air-Cooled Whole House Generator w/ Wi-Fi & 200-Amp Transfer Switch $5522 at Home Depot $5522 $6497 See price in cart. Home Depot has the Generac Guardian 24,000-Watt (LP)/21,000-Watt (NG) Air-Cooled Whole House Generator with Wi-Fi and 200-Amp Transfer Switch (72101) for $5522 with free shipping. $5522 retail: $6497 (-$325.00)  Price Drop See Price History Report Posted by VanGogh05/16/2024 at 07:13 PM PT