Best Whole House Generators

Top-Rated & Best-Selling Whole House Generators

By  | Generator Product Expert

There is a huge difference between an ordinary whole house generator and the best whole house generator.

We've compiled Top 10 lists of best-selling, top-rated and expert recommended whole home generators.

The lists aren't identical, but they feature some of the same models. Usually, consumers gravitate toward our expert recommendations.

Top 10 Selling Whole House Generators

Top 10 Rated Whole House Generators

Recommended Whole House Generators

Top Small Whole House Standby Generators
Generac Protector QS® 27kW Automatic Standby Generator (Premium-Grade)(120/240V Single-Phase)
The Generac Protector 27 kW generator includes all of the same great features in the smaller 22 kilowatt version. Plus, it features a more powerful Generac engine capable of producing an extra 5 kilowatts of electricity....
Generac Protector QS® 22kW Automatic Standby Generator (Premium-Grade)(120/240V Single-Phase)
Sometimes, air cooled generators just aren't good enough. The Generac QuietSource Protector 22kW is the ultimate "entry-level" whole house generator. First, it features a high-quality automotive-style (instead of lawn-mower style) engine. ...
Generac Guardian™ 16kW Aluminum Standby Generator System (200A Service Disconnect + AC Shedding)
The term "Whole House" has a different meaning now than it did a few years ago. You used to have to buy a liquid cooled generator, but now with the ability to prioritize and shed loads you can get by running your "whole house" with a smaller generat...
Top Large Whole House Generators
Generac Protector QS® 48kW Automatic Standby Generator (Premium-Grade)(120/240V Single-Phase)
The Generac Protector 48 kilowatt is considered the "money is no object" whole house generator. Yes, it's expensive. But, it's the ultimate whole house solution for several reasons. 1. 200-Amp of Electricity The Generac QuietSource replaces all 200-a...
Generac Protector QS® 38kW Automatic Standby Generator (Premium-Grade)(120/240V Single-Phase)
The Generac Protector Series 38 kilowatt standby generator is ALMOST the perfect whole house generator. Why only almost? The larger, more expensive 48 kilowatt version produces a whopping 200-amps of electricity at 240 volts. Basically, it will repla...
Generac Protector® 45kW Automatic Standby Generator (Aluminum)(120/240V Single-Phase)
Consider it the Hercules of Whole House Generators. If you absolutely, positively want to replace every single amp supplied by the utility company, you're at the right place. This Generac Guardian Series 45kW home standby generator has the power to p...

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