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Generator Life Expectancy – how Long Does a Generator Lasts?

Last Updated: August 8, 2022
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a white man standing beside standby generator

Having a backup generator can benefit both your home and your business. Thus, if you want to get the greatest generator for your own usage, consider life expectancy first. When purchasing a new one, consider the life expectancy. Although the life of a generator is determined by how hard it is utilized and maintained.

Some brands have a projected lifetime of 20 to 30 years if used 100 hours per year in a residential context. However, if they are overused and not properly maintained, they may only survive five to 10 years.

The good news is that newer generators are usually far superior to older ones. They are made with more lasting materials and of greater quality than previous generations of equipment. A conventional, medium-sized stationary fuel-powered generator costs between $10,000 and $12,000.

As a result, while purchasing generators, you should consider your needs. If you require more powerful or long-lasting generators, such as one that can last for more than 40 years, you will have to pay a little more money than you expected. Thus, factors such as maintenance, how much you consume, and the capacity of your generators will determine their lifespan.

How Long Does a Portable Generator Last?

Portable generators are ideal if you need a generator that is easy to install and move and has a short lifespan. Portable generators are less capable than permanent generators and so have a shorter life lifespan.

If used properly, a portable generator can last from 1000 to 2000 hours per year. Though portable generators have a shorter lifespan than fixed generators, they might be useful in situations when minimal energy is required.

Another reason portable generators are popular and preferred for every home is that they are less expensive than fixed generators. A portable generator can range in price from $200 to $5,000. As a result, there is a significant price difference between portable and fixed generators.

Another benefit of a portable generator is that they require installation. This implies that, unlike stationary generators, you will save money because you will not have to engage professionals to come and install them.

Don’t forget to maintain your portable generator after you’ve purchased it. You should avoid exposing the generator to excessive wetness because it reduces the generator’s life expectancy. As a result, it is critical to properly clean and store them after usage.

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What Is the Lifespan of A Standby Generator?

If your home requires a generator and you are considering acquiring a standby generator to power it, keep in mind that the typical lifespan for standby generators is 1500 – 3000 hours in most circumstances. You must ensure that you get on and off them for at least an hour each week to keep them functional.

This also indicates that, under the worst-case scenario, it will run for at least 26 hours per year. Many things influence a generator’s longevity. Examples include fuel type, maintenance, and emergency standby use. So, without going into specifics, it’s difficult to estimate what the average lifespan of a standby generator is.

What Is The Life Span Of Diesel Generators?

Some diesel generators can survive up to thirty years, while others can last up to 35 years. They can frequently run for 10,000 to 30,000 hours. If you want to extend the life and usage hours of your generators, you must properly maintain them. To extend the life of your generators, utilize high-quality fuel, properly sized loads, and so on.

A diesel generator has the same lifespan as the engine. So, in order to evaluate whether or not your specific diesel generator will endure for decades, you should have a great engine arrangement in your power systems.

To keep generators working for longer than intended, minimize carbon accumulation and keep them in damp conditions. You should clean your generators on a regular basis and check for oil changes. Remove water from the fuel tank and replace filters to extend its life.

Generator Maintenance and Repair

When other sources of power are unavailable, the generator provides power. But, just as any machine requires regular maintenance and repair to function properly, there are several things you should know about your generator.

Generator maintenance include not only keeping them functioning efficiently, but also repairing any problems that may emerge. It is vital to know that this type of equipment cannot be repaired at home. A professional service shop, on the other hand, can perform substantial maintenance on the generator, such as changing parts and maintaining the engine.

Thus, if you want a well-functioning generator, always check the oil level and quality in your generator, especially if it has been stored for an extended length of time. Every year or so, you should consider changing the fuel filters on your generator.

Before storing your generator for the season, be sure to change the oil and gas cap, as well as clean the gas filters, before properly locking it up with chains or locks to avoid tampering.

A clean filter enhances performance and aids in the prevention of carbon buildup, both of which are damaging to your engine. If you detect anything strange about your generator, have it serviced right away. Professionals will test all batteries and other components to ensure that they are not rusted or malfunctioning.

When Do You Need To Replace Your Generator?

Generators and other electrical components are designed to last a specific amount of time. You will notice symptoms that your generator is failing and its components are wearing out after their service life has expired. It is time to replace your generator if it is not providing continuous power and the lights are flickering. In addition, the generator may start taking too long to start the engine, which is a known cause of engine component wear.

You’ll also notice that your generator isn’t as efficient as it once was, and it’ll start consuming more gasoline, costing you more money in fuel. They also require expert repairs on a regular basis. As a result of all of these indicators, you should purchase a new home generator. Spend some time researching the best type of generator for your needs and those of your family.

I am a mechanical engineer with years of experience working on Internal combustion engine and fixing electrical and mechanical systems, generators, transfer switches, and equipment related to storm water and sewage pumping stations.