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One of the Best Whole Home Generators: Generac Guardian

March 5, 2025      

South Shore Generator Sales & Service - Generac Standby Generator 20kw 3 phase wifi enabled

Generac Guardian 3-Phase 20kW Automatic Standby Generator Wi-Fi Enabled

Why We Picked It

The Generac Guardian 3-Phase 20kW generator is one of the largest, most powerful air-cooled 3-phase generators on the market. If your home or small business needs dependable 3-phase power back-up look no further than this Generac Guardian. This generator has all the features you’ve come to love of a Generac, easy-installation, Wi-Fi control and monitoring, and durable, all-weather construction that’s built to last. With a noise level of 67 dbA, this unit’s noise is impressively low for the level of power output. The only thing missing from this package is an automatic transfer switch, which is sold separately.

Pros & Cons

  • Noise level of only 67 dbA
  • Five-year limited warranty
  • Does not include automatic transfer switch
  • Highest price of our top five

If you are considering a generator for your home, contact South Shore Generator Sales & Service and get started on your backup power plans!

Source: Forbes.com


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Whether your need is to power your business to keep on your production schedule or your home to keep your family safe and sound;.South Shore Generator has the product diversity to meet all of your generator requirements. We are proud to sell and service generators from 2kW to 2000kW single set units and up to as large as 100MW utilizing Generac's innovative Modular Power Systems (MPS).

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