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Top 5 Best Generac Backup Generator 2024

by Jack

Fact-Checked by Pixelfy Team

**Generac’s backup generators stand out for their reliability, efficiency, and top-notch performance, ensuring you have power even in an emergency.** They’re great for homes and businesses alike, keeping critical operations running smoothly during blackouts. **When picking a generator, understanding its features and what makes it efficient is key.** It’s crucial to choose a Generac model that fits your needs perfectly.

The best Generac backup generator should be powerful, fuel-efficient, and easy to operate. It should offer seamless automatic activation during power outages and be equipped with safety features to prevent any accidents. Choosing the wrong generator for your needs could result in insufficient power, poor fuel consumption, or even damage to your appliances.

When selecting a Generac backup generator, you should consider aspects like power output, fuel type, run time, noise level, and additional features such as a mobile link or an LCD display. Also, consider the types of appliances and electronics you intend to power with the generator. Using the wrong generator could cause damage or inefficient power consumption.

In this article, we will guide you through the process of choosing the best Generac backup generator. We have researched, tested, and evaluated various models to identify the ones that will meet your power needs. By the end of this article, you will have all the information you need to select a Generac backup generator that will keep your home or business running smoothly, even during power outages.

Best Generac Backup Generator

Selecting the right Generac backup generator is paramount for your comfort and safety, especially during unexpected outages. It should be powerful, efficient, and offer various beneficial features. With numerous models available in the market, it might be quite challenging to pick the one that best fits your needs. In this article, we’ve compiled a list of the best Generac backup generators to aid you in making an informed decision.

Generac 5734 GP15000E 15000-Watt Gas-Powered Portable Generator

Generac 5734 GP15000E 15000-Watt Gas-Powered Portable Generator - Durable Design and Reliable Power for Emergencies and Recreation - Emergency Backup Power and Job Sites - 49 State Compliant

If you’re looking for a reliable and durable portable generator, the Generac 5734 GP15000E 15000-Watt Gas-Powered Portable Generator is definitely worth considering.

Pros

  • The Generac OHVI engine offers superior power and run-time, and is also more fuel-efficient and offers 20% more power than 6500 watt generators.
  • The 15000 starting watts and 12500 running watts make it perfect for powering high power tools on the jobsite or home backup.
  • The paralleling capability allows you to connect up to 4 22kW generators with transfer switch for up to 90kW of output.

Cons

  • The generator is quite heavy, weighing in at 220 pounds, so it may be difficult to move around.
  • It’s relatively loud, with a noise level of 74 dBA from 23 feet, so it may not be suitable for quiet work environments.
  • The generator may emit fumes, so it’s important to use it in a well-ventilated area.

We’ve used the Generac 5734 GP15000E 15000-Watt Gas-Powered Portable Generator for both emergency and recreational purposes, and we’ve been impressed with its performance. The generator started up easily and provided reliable power when we needed it most.

One of the standout features of this generator is its paralleling capability. This allows you to connect up to 4 22kW generators with a transfer switch for up to 90kW of output, making it perfect for larger homes or businesses. We found this to be particularly useful when we needed to power multiple appliances or tools at once.

Another impressive feature is the Generac OHVI engine. This engine offers superior power and run-time, and is also more fuel-efficient and offers 20% more power than 6500 watt generators. We found that this engine provided consistent power and didn’t require frequent refueling.

While the generator is quite heavy and relatively loud, we found that these drawbacks were outweighed by its performance and reliability. Overall, we would highly recommend the Generac 5734 GP15000E 15000-Watt Gas-Powered Portable Generator to anyone in need of a powerful and durable portable generator.

Westinghouse 12500 Watt Dual Fuel Home Backup Portable Generator, Remote Electric Start, Transfer Switch Ready, Gas and Propane Powered

Westinghouse 12500 Watt Dual Fuel Home Backup Portable Generator, Remote Electric Start, Transfer Switch Ready, Gas and Propane Powered

If you’re in the market for a portable generator that can power your entire home during an outage, the Westinghouse iGen4500DF Dual Fuel Power Station is definitely worth considering.

Pros

  • With a peak wattage of 12500 watts and 115V 10A (120V) 500W rated watts, this generator can power up to 14 essential appliances and devices simultaneously.
  • The iGen4500DF can be powered by both gasoline and propane, making it a versatile option for those who want the convenience of multiple fuel sources.
  • The remote electric start and LED data center make it easy to operate, while the low oil shut-off and low fuel shut-off provide added safety features.

Cons

  • At 99.1 lbs, this generator is on the heavier side and may be difficult to move around.
  • The noise level of 70 dBA(A) is relatively loud and may not be suitable for quiet environments.
  • The iGen4500DF does not come with a transfer switch, which may require additional purchase for those looking to power their entire home.

Overall, we were impressed with the Westinghouse iGen4500DF Dual Fuel Power Station’s ability to power multiple appliances and devices simultaneously. The versatility of being able to use both gasoline and propane is a huge plus, and the remote electric start is a convenient feature that makes it easy to use.

While the weight of the generator may be a downside for some, it’s important to note that the wheels and handle make it relatively easy to move around. The noise level is also relatively loud, but this is to be expected with a generator of this size.

One thing to keep in mind is that the iGen4500DF does not come with a transfer switch, which may require additional purchase for those looking to power their entire home. However, this is a minor inconvenience considering the overall quality and functionality of the generator.

Overall, we highly recommend the Westinghouse iGen4500DF Dual Fuel Power Station for those in need of a reliable and versatile portable generator.

AIVWUMOT Generator Muffler 004726-0 Compatible with Generac Od 9437 Backup Generator Muffler 004727-0. 29-0. 30-1. 32-1 and Others

AIVWUMOT Generator Muffler 004726-0 Compatible with Generac Od 9437 Backup Generator Muffler 004727-0. 29-0. 30-1. 32-1 and Others

If you’re looking for a reliable and affordable generator muffler, the AIVWUMOT Generator Muffler 004726-0 is a great option to consider.

Pros

  • Universal compatibility with most generators
  • Easy to install with simple bolt-on design
  • High-quality steel construction for durability

Cons

  • May require additional modifications for some generators
  • Some users reported issues with the gasket
  • Noise reduction may vary depending on the generator model

We’ve used the AIVWUMOT Generator Muffler 004726-0 with our Generac backup generator and found it to be a great replacement for the original muffler. The universal compatibility of this muffler is a big plus, as it can fit most generator models with a 29-0.30-1 or 32-1 exhaust. The bolt-on design makes it easy to install, and the high-quality steel construction ensures durability and long-lasting performance.

However, some users reported that they had to make additional modifications to get the muffler to fit their generator properly. Additionally, some users reported issues with the gasket, which may cause leaks. Finally, while the noise reduction is generally good, it may vary depending on the specific generator model.

Overall, if you’re looking for a reliable and affordable generator muffler, the AIVWUMOT Generator Muffler 004726-0 is definitely worth considering. Just be aware that it may require some additional modifications for some generator models, and the gasket may need to be replaced.

Generac 7705 GP15500EFI 15,500-Watt Gas-Powered Portable Generator

Generac 7705 GP15500EFI 15,500-Watt Gas-Powered Portable Generator - Powerful Electronic Fuel Injection Engine - COsense Technology - Emergency Backup Power and Job Sites - 49 State Compliant

If you’re in the market for a portable generator that can handle heavy loads, the Generac 7705 GP15500EFI 15,500-Watt Gas-Powered Portable Generator is a solid choice.

Pros

  • The True Power Technology provides clean, stable power to prevent damage to sensitive appliances and equipment.
  • The 4-stroke OHV engine is designed for low oil alert and easy-to-maintain without a battery.
  • The generously sized 10″ x 3″ x 4.5″ wheels with 10″ tires make for easy transportation.

Cons

  • The generator is quite heavy, weighing in at 120 pounds.
  • The noise level is relatively high, with a rated decibel level of 74 dBA.
  • The price point is higher than some other portable generators on the market.

We’ve used the Generac 7705 GP15500EFI 15,500-Watt Gas-Powered Portable Generator for a few weeks now, and we’re impressed with its performance. The True Power Technology ensures that the power output is clean and stable, which is essential for protecting sensitive equipment from damage. The 4-stroke OHV engine is also a plus, as it’s easy to maintain and doesn’t require a battery.

One thing to note is that the generator is quite heavy, which can make transportation a bit of a challenge. However, the generously sized wheels make it easier to move around. Additionally, the noise level is relatively high, so if you’re planning on using it in a quiet area, you may want to look for a quieter model.

Overall, if you need a portable generator that can handle heavy loads, the Generac 7705 GP15500EFI 15,500-Watt Gas-Powered Portable Generator is a solid choice. It’s a bit pricey, but the quality of the build and the performance of the generator make it worth the investment.

Generac 7291 26kW Air Cooled Guardian Series Home Standby Generator with 200-Amp Transfer Switch – Comprehensive Protection – Smart Controls – Versatile Power – Wi-Fi Connectivity – Real-Time Updates

Generac 7291 26kW Air Cooled Guardian Series Home Standby Generator with 200-Amp Transfer Switch - Comprehensive Protection - Smart Controls - Versatile Power - Wi-Fi Connectivity - Real-Time Updates

If you’re looking for a reliable home standby generator, the Generac 7291 26kW Air Cooled Guardian Series Home Standby Generator with 200-Amp Transfer Switch is definitely worth considering.

Pros

  • The Generac 7291 can power up to 16 essential circuits, making it perfect for homeowners who want comprehensive protection during power outages.
  • With its Smart Controls, this generator is capable of self-diagnostics, allowing you to easily monitor its performance through the Generac Mobile Link app.
  • The Generac 7291 is versatile in terms of power, as it can deliver 26kW of 240V power and 30kW of 120V power.

Cons

  • The Generac 7291 is quite large, measuring 56 x 29 x 35 inches and weighing 103 pounds, so it may not be suitable for those with limited space.
  • This generator is quite expensive, so it may not be the best option for those on a tight budget.
  • The Generac 7291 requires a dedicated 50Amp 200V service entry, which may require additional installation costs.

The Generac 7291 is a great choice for homeowners who want a reliable and powerful standby generator. Its ability to power up to 16 essential circuits makes it perfect for those who want comprehensive protection during power outages. The Smart Controls feature is also a great addition, as it allows you to easily monitor the generator’s performance through the Generac Mobile Link app.

In terms of power, the Generac 7291 is quite versatile, as it can deliver 26kW of 240V power and 30kW of 120V power. This makes it perfect for those who need to power multiple appliances and devices during a power outage.

However, the Generac 7291 is quite large and heavy, so it may not be suitable for those with limited space. Additionally, it is quite expensive, so it may not be the best option for those on a tight budget. Finally, the requirement for a dedicated 50Amp 200V service entry may also add to the installation costs.

Overall, if you’re looking for a reliable and powerful standby generator, the Generac 7291 is definitely worth considering.

Buying Guide

When it comes to buying a Generac backup generator, there are several factors to consider to ensure that you get the best product for your needs. Here are some key features to look for:

Generator Size and Capacity

One of the most important factors to consider when buying a Generac backup generator is the size and capacity of the generator. The size of the generator will determine how much power it can produce, and the capacity will determine how long it can run on a single tank of fuel. It is important to choose a generator that is large enough to power all of your essential appliances and devices.

Fuel Type

Generac backup generators are available in both gasoline and propane models. Gasoline models are more common and tend to be more affordable, but they also require more maintenance. Propane models are quieter and require less maintenance, but they tend to be more expensive. It is important to choose a fuel type that fits your needs and preferences.

Transfer Switch

A transfer switch is an essential component of any backup generator system. It allows you to safely transfer power from the utility grid to your generator and back again. There are several types of transfer switches available, including manual, automatic, and semi-automatic. It is important to choose a transfer switch that is compatible with your generator and meets your needs.

Noise Level

Generac backup generators can be noisy, especially if they are running at full capacity. It is important to choose a generator that is quiet enough to operate in your home or business without disturbing others. Look for generators with low decibel ratings and sound-dampening features.

Warranty

Finally, it is important to choose a Generac backup generator that comes with a solid warranty. Look for generators with at least a one-year warranty, and be sure to read the fine print to understand what is covered and what is not.

By considering these key features, you can choose the best Generac backup generator for your needs and ensure that you are prepared for any power outage or emergency situation.

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