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Best for Home Generator for Standby Power: Generac Guardian 24kW Home Backup Generator

May 20, 2024      

South Shore Generator Sales & Service - Generac Guardian 24kW Home Backup Generator


  • Network of Generac dealers making it easy to purchase and service


  • Measures slightly longer than other generators on our list
  • The contoured bottom piece shown in photos is an optional kit that must be purchased separately

With more than 5,000 dealers nationwide and a Wisconsin-based customer support team that’s available 24/7 and 365 days a year, a Generac Guardian is both easy to purchase and service. This highly rated standby generator delivers 24,000 watts of power via liquid propane and 21,000 watts of power via natural gas.

This generator is Wi-Fi-enabled, meaning you can manage it from your smart device. Monitor its status; review its usage hours, maintenance information, and battery diagnostics; and even keep an eye on local weather conditions with Generac’s free Mobile Link Remote Monitoring.

Generac’s Guardian Series comes in many different sizes from 10kW to 26kW. Generac offers an easy-to-use sizing calculator to help you determine which size is best for your home. Once you’ve chosen the best size, you can customize your purchase with additional accessories such as a Fascia Base Wrap Kit, which will give your generator a contoured look and protect it from rodents and insects. Generac also offers Touch-Up Paint Kits for scratches and damage that may occur in order to prevent future corrosion, Scheduled Maintenance Kits, warmers, and more to help extend the life of your generator.


  • Price: $5,869 (doesn’t include installation)
  • Power Output: 24 kW (24,000 watts) via liquid propane and 21 kW (21,000 watts) via natural gas
  • Fuel Type: Natural gas or liquid propane
  • Noise Level: 67 dBA
  • Size: 48 inches L x 25 inches W x 29 inches H; 455-pound assembled weight
  • Warranty: 5-year limited

Learn more at South Shore Generator Sales & Service, contact us.


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