Generac Whole house generator

On a blackout day, a generator brightens your day with an uninterrupted power supply. An unavoidable problem after a storm is intermediate power cuts. So, you should be ready with a standby generator to fight against power cuts. Without electricity, your daily life comes to a halt. A standby generator can sort out your problem by supplying continuous power to all electrical appliances.

There is a wide range of whole house generators available in the market. So, you will be confused about choosing the right generator that fits your place. In that case, Generac whole house generators are the most popular generator among the crowd.

If you are looking for the safest and powerful generator, Generac generators are the perfect choice that fits into your house. These generators can deliver more power and run many household appliances. One of the major factors that decide the overall output wattage is the type of fuel used. You can run a standby generator using gasoline, diesel or solar energy.

In this article, let us examine Generac whole house generators to get an overall idea about their features and specifications.

Table of contents

  1. Generac 7043 standby generators
  2. Generac 7077 Whole house generator
  3. Generac 6438 11K portable generator


Best Generac generators in 2021

 1.Generac 7043 standby generators

 Are you seeking a space-saving generator? Generac 7043 is a good choice for a compact apartment. The dual-fuel option is the highlight of this generator. Based on the fuel availability, you can run the generator either on gasoline or propane. There are no more worries about fuel scarcity.

Choosing propane can bring output power of 22kilowatt whereas the starting wattage is 19.5kilowatt while running on a gas-filled tank. You can monitor the generator performance with the help of an LCD display. So, it is easy for the operator to schedule periodic maintenance. In addition to this, you can get real-time generator status on your smartphone by linking the phone to the remote monitoring system.

The inverter technology ensures whether the produced power is clean and safe to run sensitive electrical devices like mobile phones, laptops etc. Very importantly, the powerful 999cc engine can operate at a noise level of 67 decibels which is a bit louder. But this high noise level is not a big deal for customers since the generator stands out with stellar performance.

This generator is provided with a mounting pad. So, you can place the generator above the pad to avoid mild scratches on the concrete. With a rated voltage of 240V, this model comes with a warranty of 5 years.

Reason to buy

  1. The company provides 24/7 telephonic customer support. So, you can enquire about the generators at any time.
  2. The installation is very flexible, and the mounting pads prevent the floor from damage
  3. The inverter technology incorporated in this generator check whether the generated power is safe to run delicate electronic devices
  4. It undergoes a quick self-test to check whether it is working smoothly
  5. Using a mobile link monitoring system, you can get the generator status from a distance
  6. The enclosure is weather-resistant and protect the engine from rust and external damages
Brand Generac
Item weight 515 pounds
Fuel type Gasoline or propane
Peak watts for propane and gasoline 22000watts and 19500watts respectively  
Noise level 67 decibels
Item dimensions LXWXH in inches 48x25x29
Engine displacement 999cc
Fuel type Gasoline or propane
Warranty in years 5

Bestseller (lists)

Generac 7043 Home Standby Generator 22kW/19.5kW Air Cooled with Whole House 200 Amp Transfer Switch, Aluminum Garden & Outdoor

  • True power technology delivers best-in class power quality (less than 5% thd) for Smooth operation of sensitive electronics and appliances
  • Includes a 200 amp NEMA 3 (indoor/ outdoor rated) whole house Smart transfer switch
  • Generac evolution controller features LED indicators for generator status, utility power presence or maintenance required
  • Tough, durable all-weather aluminum enclosure offers 3 removable sides for easy access for installation, service and mainten... Read More

2. Generac 7077 Whole house generator


Generac 7077 Whole house generator has gained customer attention by delivering high output power. It is always safe to have extra backup power to utilize at times of emergencies. This generator will automatically get into action when a power cut is detected. If you need to run specific appliances, then you can direct the power only to the required appliances. There are LED lights to indicate the status of the generator. Plus, you can monitor the generator's operation using a remote monitoring system linked with your smartphone.

The aluminum enclosure will protect the engine from rust when exposed to moisture. So, your generator remains undamaged even in bad weather conditions. Since the three walls of the aluminum enclosure are detachable, it is very easy to access the inner workings. You can purchase accessories like batteries separately on e-commerce sites.

A 420cc engine can deliver an output power of 20K watts and operate at a noise level of 66 decibels. The inverter technology produces clean power to run sensitive devices like mobiles, laptops, etc.

Reasons to buy

1. The generator automatically starts when a power outage is detected
2. You need only minimal maintenance
3.The aluminum encasement protects the engine from damages, thereby provides an increased durability
4. This Generac 7077 Whole house generator is one of the largest three-phase generators available in the market
5. You can keep an eye on the generator operation using the mobile linked remote-control system
6. The true power technology generates clean power with harmonic distortion of less than 5% to run sensitive devices

Brand Generac
Item weight 466 pounds
Engine 420cc
Running watts 20000watts  
Item dimensions LXWXH in inches 27x44x50
Noise level 66 decibels
Warranty in years 5


Bestseller (lists)

Generac 7077 Guardian Series 20kW/17kW Air Cooled Standby Generator with Aluminum Enclosure - 3 phase Garden & Outdoor

  • True power technology delivers best-in class power quality (less than 5% thd) for Smooth operation of sensitive electronics and appliances
  • Automatic transfer switch Sold Separately
  • Generac evolution controller features LED indicators for generator status, utility power presence or maintenance required
  • Tough, durable all-weather aluminum enclosure offers 3 removable sides for easy access for installation, service and maintenance
  • Battery not included. Gener... Read More

3. Generac 6438 11K portable generator


 This is an air-cooled whole house generator that can generate clean power using True power technology. The powerful engine is capable of providing maximum output wattage. Plus, it requires minimal maintenance cost. You can easily monitor the generator and get the output details using a 2-line LCD display. The generator works smoothly, and the generated power has a harmonic distortion of less than 5%. Thus, you can use this energy to run electrical devices like mobile phones, laptops etc.

The generator undergoes a quick self-test by running at low RPM for about five minutes by consuming minimum fuel. This is the reason why Generac generators have low maintenance costs. The weather-resistant aluminum coat helps in the engine's smooth operation in coastal regions.

You can get the generator status through your smartphone that is linked with a remote monitoring system. Although it is noisy, it appears to be quiet compared to portable generators.

Reasons to buy

1.The engine will deliver the highest output of 11K watts to run all the household appliances
2.This generator can either run on gasoline or propane.
3.You can easily control the generator using a Wi-Fi connection
4. The weather-resistant enclosure protects the engine from bad climatic conditions, especially in coastal areas

Brand Generac
Item weight 407 pounds
Running watts 11000watts  
Item dimensions LXWXH in inches 48x25x29
Warranty in years 2


Bestseller (lists)

Generac 6438 11,000 Watt Air-Cooled Steel Enclosure Gas Powered Standby Generator with 200-Amp Smart Transfer Switch Garden & Outdoor

  • Unit runs on natural gas or liquid propane and features hands-free operation with no fueling, no manual start and no extension cords
  • Clean, smooth True Power Technology provides safe operation of sensitive electronics
  • Includes automatic 200-amp Smart Transfer Switch (NEMA 1, indoor rated only)
  • 11,000 rated watts and this model is UL, CUL and EPA compliant for safety
  • Comes with a 2-year limited warranty and is CARB Compliant ... Read More

Whole house generators vs portable generators

 1. Unlike portable generators, Whole house generators do not release fumes. Thus, you can prevent the carbon monoxide built-up inside the house.
2. There is no need for refueling frequently in whole house generators since it can generate high output. Thus, you can save extra power to utilize later. Moreover, it is connected with a gas line. In portable generators, you need to fill the tank periodically to generate power
3. Whole house generators start to supply power automatically when a power outage is detected. The generated power is more than enough to run heavy ampere appliances like refrigerator, air conditioner, television, etc. But portable generator needs a manual start and can supply limited power to run essential electrical appliances.
4. Only the initial investment in standby Generators is costly. But the maintenance costs are very less. These standby generators can avoid food spoiling in refrigerators and prevents freezing pipes during winter.

Benefits of Generac generators

1.Generac generators are the true savior at times of emergencies. In fact, we cannot estimate the blackout days. At that time, you need high output power to run the household appliances. On the other hand, portal generators might be running out of fuel when the nation faces a fuel scarcity.
2. These Generators continue the operation even if the power is restored. So, the problems like voltage variation are avoided with the help of Generac generators.
3. With a continuous power supply, you can keep the security system of critical areas like banks active. Thus, you can avoid looting or burglary.
4. Since these Generators get into action immediately after a power cut, there is no interruption to your presentations, seminars, and online classes. In simple words, you need not get up from your place to start the generator.
5. Nearly half of the world's population is working from home. So, power cut is a serious problem. It is practically impossible to pause the ongoing online meeting as it annoys your team members. So, Generac generators are ready to supply enough power to carry on your meetings without any problems. Stay connected to your officemates and get regular updates even on a blackout day.
6.Canteens that depend on refrigerated ingredients definitely need a standby generator to prevent food spoiling. Otherwise, their business will face a drastic economic loss


As a whole, the Generac generators are the best standalone Generators that can offer continuous power supply for running heavy load electrical appliances like air conditioner, refrigerator, etc. The automatic power supply soon after a power cut is a notable feature in Generac generators.When it comes to charging, the generated energy is extremely safe to run sensitive devices like mobile phones, computers, etc. It is totally worth investing in Generac generators for their promising backup energy supply.Moreover, it gives peace of mind by protecting your food and pipelines during a blackout day. So, you can enjoy your vacation without worrying much about your home appliances.





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