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Generac Generator Reviews - Are They Worth Your Money?

When it comes to generators, Generac is one of the leading brands in the industry. Trusted by residential and commercial customers, when the lights go out, your Generac generator is ready to power on. While they may be a little more expensive than other brands, the reliability of Generac generators makes these units worth your investment.

Top Reasons to Buy:

  • Pressure-lubricated engine provides clean power
  • Automatically connects during a power shortage
  • Easy installation for customer convenience
  • 24/7 customer support

Key Features:

  • 200-amp NEMA 3 smart transfer switch
  • All-aluminum enclosures
  • Quiet self-test mode
  • Only 5% total harmonic distortion

In a Rush? Here’s our top choice..

Generac 7117 GP2200i
Generac 7117 GP2200i

Reliable, robust, and providing instant power in the event of a power outage, the Generac 7043 Home Standby Generator is the number one choice when it comes to standby generators. Removable door panels and an improved wiring technique allow easy installation, while the multilingual LCD means you’ll always know if your generator is in peak operating condition.

Total harmonic distortion is less than 5%, meaning the unit can provide clean and efficient energy to power both large appliances and more sensitive devices such as laptops and cell phones. Look no further than the Generac 7043 Home Standby Generator for the best standby generator on the market.

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PROS

SPECS

Best Choice

Generac 7043 22kW

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PROS

  • Mobile link remote monitoring for status updates

  • Corrosion-resistant coating

  • 5-year warranty

SPECS

  • Dimensions: 48 x 25 x 29 inches

  • Weight: 515 lbs.

  • G-Force engine

  • Less than 5% total harmonic distortion

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Champion 8.5 kW

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PROS

  • Low oil shutdown for engine protection

  • Designed for homes with super-quiet operation

  • Automatic start and standby modes

SPECS

  • Uses propane (LPG) or natural gas

  • 8.5kW electrical power supply

  • 24V system

  • 439cc Champion OHV engine

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Briggs & Stratton 40415 17kW

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PROS

  • Extremely powerful

  • Suits for larger homes

  • Manufactured from durable Galvanneal steel

SPECS

  • Dimension: 38.75 x 53 x 37.75 inches

  • 100-amp 16-circuit Transfer Switch

  • Reliable 3-phase system

  • Sound dampening technology

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Generac 7033 11kW Air Cooled

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PROS

  • Save money on installation costs

  • Automatically starts within seconds of power loss

  • Manufactured by a respected brand name

SPECS

  • Dimensions: 48 x 25 x 29 inches

  • Weighs 446 lbs

  • 16-circuit transfer switch

  • Base pad requiring minimal ground prep

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Briggs & Stratton 40336 20kW

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PROS

  • Can provide power supply up to 12k sq ft

  • Can power as much as two 5-ton AC units

  • Installs as close as 18″ from your home

SPECS

  • Dimensions:72.5 x 36.5 x 58 inches

  • Weighs 580 lbs

  • 20kW with Symphony II Power Management system

  • Optional 100/150/200 amp transfer switches

Refrigerators and freezers can still operate, preventing food from spoiling, and the units can often support a full load of appliances for cooking, heating, and lighting your property.

When choosing your standby generator, it’s essential to consider your reasons for the purchase. Some take up more space than others, and some run for longer periods. Fortunately, there are excellent generators available to meet almost any need.

Generac Generator Reviews

1. Generac 7117 GP2200i – Best Generac Generator

The Generac Guardian series is the most well-known home standby generator brand in the US. Easily connect it to your natural gas supply or your propane gas supply, and instantly have peace of mind that your home or business has power in the event of an outage. This is especially useful if you live in an area with high winds, blizzards, or active hurricane seasons.

With remote link monitoring from anywhere in the world, you’ll always know if your generator is ready to kick in when it intelligently detects a power outage. With a RhinoCoat powder-coated finish to reduce corrosion from the elements and a 5-year warranty, you can rest assured that this Generac standby generator can last for many years.

Specs:

  • Dimensions: 48 x 25 x 29 inches
  • Weight: 515 lbs.
  • G-Force engine
  • Less than 5% total harmonic distortion

Pros

  • Mobile link remote monitoring for status updates
  • Corrosion-resistant coating
  • User-friendly Evolution Controller system
  •  5-year warranty

Cons

  • Battery not included

Who Should Get This? For those seeking the best-in-class back-up generator, Generac is a tried and trusted brand. This generator is a robust and reliable unit for your home or business.

2. Champion 8.5-kW – Best Standby Generator for the Money

Just because you’re on a budget doesn’t mean you have to accept a low-quality standby generator. Champion’s wallet-friendly unit provides power automatically should you lose power, and then resumes standby mode when the main supply is restored. Built with homes in mind, it has an operational volume level of just 59dBA, which is comparative to the level of a normal conversation.

The system performs weekly self-tests, so you don’t have to, and the included battery charger ensures there’s always a full battery ready for use. Backed by a 10-year warranty, it’s hard to go wrong with this standby generator option.

Specs:

  • Uses propane (LPG) or natural gas 
  • 8.5kW electrical power supply
  • 24V system for reliability
  • 439cc Champion OHV engine

Pros

  • Low oil shutdown for engine protection
  • Designed for homes with super-quiet operation
  • Automatic start and standby modes
  • Compliant with regulations in all 50 states

Cons

  • Relatively small 8.5kW power supply

Who Should Get This? While it may require less upfront investment, this standby generator challenges more expensive rivals through its excellent range of features. This unit is perfect for those on a budget.

3. Briggs & Stratton 40415 17kW – Best Standby Generator for Larger Properties

Single-phase generators can have small reductions in power as they go through their supply cycle. However, 3-phase generators produce multiple waves of power that work in harmony, maintaining a steady supply. Often quite expensive, these standby generators are better suited for larger premises and are often seen in industrial premises.

Using a Symphony II Power Management system, it intelligently supplies the required amount of power to varying sizes of appliances for efficient operation. The 100-amp transfer switch allows the system to supply power to a large number of household appliances without a drop in performance.

Specs:

  • 17000-watt standby generator
  • Compliant with National Fire Protection Agency 37 standard.
  • 100-amp 16-circuit Transfer Switch
  • Reliable 3-phase system

Pros

  • Power level won’t dip like with some single-phase generators
  • Extremely powerful and suits larger homes
  • Manufactured from durable Galvanneal steel

Cons

  • An expensive option

Who Should Get This? If you live in a large home or need a standby generator for industrial property, this 3-phase unit can more than meet your more heavy-duty requirements.

4. Generac 7033 11kW Air Cooled – Best Standby Generator for Reliability

Generac prides themselves on building their products in the US and having a 24/7 customer service network that is based all across the country. Coming with a 5-year limited warranty, built with all-aluminum enclosures, and finished with a corrosion-resistant coating, you can look forward to many years of service from this standby Guardian Series generator.

The intelligent control system allows you to view maintenance intervals to ensure your unit is ready in the event of an emergency, while the self-test mode adds an extra layer of protection to ensure your home has a safe source of standby power.

Specs:

  • Weighs 446 lbs.
  • Dimensions: 48 x 25 x 29 inches
  • 16-circuit transfer switch
  • Base pad requiring minimal ground prep

Pros

  • Can power only essential circuits or the whole house
  • Manufactured by a respected brand name
  • Designed to save money on installation costs
  • Automatically starts within seconds of power loss

Cons

  • Remote link does not work in isolated areas without wireless service

Who Should Get This? Anyone who needs a reliable standby generator from a trusted supplier will be happy with this choice. With a nationwide service network, the manufacturer can address any issues quickly.

5. Briggs & Stratton 40336 20kW – Best Standby Generator for Power Combined with Safety

Briggs & Stratton are renowned for their meticulous attention to detail and the ability to provide a versatile standby generator. This unit weighs in at a relatively hefty 580 lbs., but that’s offset by the impressive 20kW power supply, which can power 2 5-ton AC units simultaneously. 

Even with such a powerful output, the unit is compact enough so you can install it less than 2 feet from your home. Meeting National Fire Protection Agency 37 standard, it’s a solid choice for a reliable standby generator.

Specs:

  • 20kW with Symphony II Power Management system
  • 5-year limited warranty
  • Weighs 580 pounds
  • Optional 100/150/200 and dual-amp transfer switches

Pros

  • Can provide power supply for a home up to 12,000 square feet
  • Can power as much as two 5-ton AC units
  • Installs as close as 18″ from your home

Cons

  • Some users have found it to be noisier than some rival models

Who Should Get This? If you have a large residence yet want to preserve your outside area without using it for generator installation space, this standby option is an excellent choice.

Best Generac Generator Overall

Generac 7117 GP2200i
Generac 7117 GP2200i

For a compact generator that runs quiet but also provides a steady, safe current, the Generac 7117 GP2200i is the unit to meet your power needs. The 1.2-gallon fuel tank provides almost a half-day of power, so you know you can charge a phone, a laptop, or run a small appliance wherever you go. For a powerful, yet portable, Generac generator, choose the Generac 7117 GP2200i.

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