Get matched with top generator install pros in Cobden, IL

Q: What is the life expectancy of a whole house generator?

• <div><p>With proper maintenance, a whole-house generator can last between 20 and 40 years. The specific lifespan depends on how often and for how long the generator is used, and some models may have their life expectancy rated in hours of operation. To maximize its lifespan, expect to spend around $150 to $300 per year for annual maintenance checks from a qualified technician. During these checks, a technician will inspect the engine filter, starting mechanism, fuel, lubrication, and coolant levels. Consulting your installer and choosing a low-impact fuel like natural gas or diesel can also help ensure your generator lasts as long as possible.</p></div>

Q: Can you use your electric car as a backup battery?

• <div><p>If you&rsquo;re wondering <a href="https://www.angi.com/articles/using-electric-car-as-home-generator.htm">if you can use your electric vehicle as a backup battery</a>, it depends on whether your EV is compatible with bidirectional charging. This technology allows energy to flow both ways, enabling vehicle-to-home (V2H) backup power, vehicle-to-load (V2L) for appliances and camping, and vehicle-to-grid (V2G) to support the power grid. Compatible EVs convert stored DC energy into usable AC power, helping reduce energy costs and enhance grid stability while providing emergency backup power.</p></div>

Q: What happens with the generator when the local power goes back on?

• <div><p>If you have a transfer switch properly installed, the generator and main electrical power cannot feed the system at the same time. However, you should still shut off the power at your main circuit breaker panel before activating the generator. If you do that, you&rsquo;ll simply need to shut off the generator and reset your circuit breaker once the local power comes back on.</p></div>

Q: What types of fuel do generators take?

• <div><p>Generators run on a variety of fuel types, ranging from natural gas to solar power. Keep in mind that fuel costs varying by type:</p><ul><li><p>Natural gas: $2,000&ndash;$21,000 per year </p></li><li><p>Liquid propane: $2,000&ndash;$21,000 per year</p></li><li><p>Diesel: $3,000&ndash;$20,000 per year</p></li><li><p>Gasoline: $500&ndash;$3,000 per year</p></li><li><p>Solar generator: $2,000&ndash;$25,000 per unit</p></li><li><p>Battery backup: $10,000&ndash;$25,000 per unit</p></li></ul><p></p></div>

Q: How long can a whole-house generator run continuously?

• <div><p>Whole-house generators can run continuously for extended periods, even for weeks at a time (around 400 to 500 hours), as long as they have a sufficient fuel supply. However, this type of extensive use will increase wear and tear and can shorten the generator's overall lifespan. During long periods of operation, it's important to check and refill the engine oil as needed, potentially as frequently as daily depending on the model. If your generator uses a fuel tank, ensure it is kept full to prevent unexpected shutdowns.</p></div>

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Verified Reviews for Generator Install pros in Cobden, IL

*The Angi rating for Generator Install companies in Cobden, IL is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Generator Install needs.

*The HomeAdvisor rating for Generator Install companies in Cobden, IL is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Generator Install needs.

Last update on February 24, 2026

Reviewed in February 2026
Josiah did an excellent job with the drywall! He was always on time and very attentive to detail. He did such a great job, I had him come back to add rock panels to my exterior patio walls and install a new dishwasher as well!
Cornerstone Operations
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Reviewed in July 2023
Bill and his crew were timely and very good. Did the job and cleaned up everything the way that it was. Have had other installers leave a mess but not them. Very happy with the work and knowledge. Would recommend for others to call them first.
Pick 6 Carpentry
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Reviewed in April 2023
Leon quoted me less than half of what other landscaping companies were. He had great communication about when he was coming to do the work. We had him clear out flower beds to install rock, mulch and some plants, take down a small tree and remove rocks that were around the tree. Everything...
TrueCare Landscaping, LLC
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Reviewed in October 2022
LOVE the system Leaf Home Water System installed! Our well water had been contaminated and unusable. Very reasonably priced and they provided affordable financing also. Very professional and reliable. We now have the cleanest, best water in the county! Highly recommend their no maintenance, no...
Leaf Home Water Solutions
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Reviewed in July 2022
Hunter installed a new kitchen vent hood, fixed my basement door, and painted my fireplace. He did a great job. He is a great communicator and worked very hard. He is reliable and trustworthy. I highly recommend him! Hunter, thank you very much!
Good English
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Reviewed in September 2021
Dave knew his business and engineered the entire installation including new boiler, radiators and two ac systems.
Deboer Mechanical Systems
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Reviewed in March 2021
Both me and my wife were surprised of how fast and professional the project of installing an interior door was.
Hammer Worx Contracting
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Reviewed in August 2020
Few months ago, we hired Eli at SES builders to do a major renovation at our house that included the kitchen, bathrooms, installation of new wood floor for the entire house on top of energy efficient double glass windows and all the doors (inside and out). We were very happy with the whole...
SES Builders inc
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Reviewed in October 2019
He is a knowledgeable electrician. Problem is that there was an extra cost due to the new breaker box needing extra wire and the meter switch was broken during the installation process. He still has not come back to put the door on the box and there are NO labels for the breakers. I have...
Smart Tech Guy
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Reviewed in January 2019
David was very easy to work with and flexible. These types of services can obviously be costly and this was no exception. But, between repairing raccoon attic damage, installing hardware to prevent future gutter, garage, and attic damage, I had certainly called David again in the future if I had...
Easton's Wildlife and Mole Control
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Find Generator install pros in Cobden

Holtzclaw Electric

4.9(

)

Fixed Generator - InstallGenerator - Install - For BusinessGenerator - Repair - For Business+1 more

Serving Cobden, IL and surrounding areas

Approved

In business since 2009

Credit card accepted

Offers commercial services

"Brandon and team wired our new build and did an exceptional job. They showed up when they said they would and we couldnâ t have asked for better service."

Response time2 hrs

Recommended by100%of homeowners

Fixed Generator - InstallFixed Generator - RepairGenerator - Install - For Business+3 more

Serving Cobden, IL and surrounding areas

Approved

Super Service Award Winner

In business since 2024

Free estimates

Warranties offered

"Very pleased with the quality of the kitchen cabinet installation. Company we contacted with for counter tops also commented on the quality of their work. Customer service was excellent. They arrived as scheduled and quickly responded to messages. Work was done well and on time."

Response time5 hrs

Response rate86%

68 neighbors recently requested a quote

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Enderle electrical

New to Angi

Fixed Generator - InstallFixed Generator - RepairPortable Generator - Install+1 more

Serving Cobden, IL and surrounding areas

Approved

We are a small company that offers big rewards. I hire employees that have been going to a trade school and college. We offer very competitive estimate and work around your schedule.

4 neighbors recently requested a quote

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Down Home Electric

New to Angi

Portable Generator - Repair

Serving Cobden, IL and surrounding areas

Approved

Free estimates

Emergency services offered

Warranties offered

I have been in the electrical union for 14 years, doing everything from residential service calls to running multi million dollar commercial projects. I would love to use my experience and skills to fulfill any need you may have. Whether it is new construction, renovation, or a simple service call. I provide knowledge, craftsmanship, and professionalism to any project you may have.

Fixed Generator - InstallFixed Generator - RepairGenerator - Install+4 more

Serving Cobden, IL and surrounding areas

In business since 2010

Emergency services offered

"Great . Arrived timely and did a great job of getting the work done. He also cleaned up after himself"

Recommended by94%of homeowners

Portable Generator - Install

Serving Cobden, IL and surrounding areas

In business since 2019

Free estimates

Offers commercial services

"John installed an outdoor generator connection and a lockout on the main panel. A very fair price, good communication and a very professional, quality installation."

Response time1 day

Response rate99%

Recommended by100%of homeowners

Generator - Install - For BusinessGenerator - Repair - For Business

Serving Cobden, IL and surrounding areas

In business since 2020

Free estimates

Credit card accepted

We pride our company on reliability, great communication, integrity, and quality work. We strongly believe in giving our absolute best in all of our projects no matter how big or small. We are experts in our trade and will always keep you educated on your particular task or project. We look forward to earning your business!

Response time1 day

Recommended by100%of homeowners

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West KY Home Power, LLC

0.0(

)

Fixed Generator - InstallFixed Generator - RepairGenerator - Install - For Business+3 more

Serving Cobden, IL and surrounding areas

In business since 2007

Free estimates

Emergency services offered

West KY Home Power, LLC, has been doing generator installations and service work for over 15 years. Call us today and never be without power again!

Recommended by100%of homeowners

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SOILES

New to Angi

Fixed Generator - InstallFixed Generator - RepairGenerator - Install - For Business+3 more

Serving Cobden, IL and surrounding areas

SO.IL.E.S. in short stands for Southern Illinois Electric Services. We provide customers with a straightforward service. 15+ years of experience. Anything from Solar, Generators, to just replacing switches and outlets.

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Alcorn electric llc

New to Angi

Fixed Generator - RepairPortable Generator - Repair

Serving Cobden, IL and surrounding areas

In business since 1995

Alcorn Electric LLC has been serving the Midwest�s electrical needs for over the last 21 years. With our 24 hour emergency service, Alcorn Electric�s skilled electricians are ready day and night to serve all your electrical emergencies. In combination with our Residential and Commercial services, we are now offering your chance to GO GREEN by bringing SOLAR POWER to the Midwest region. Check out our SOLAR page to learn more about this exciting opportunity to �Save GREEN, by Going GREEN.� \n

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Showing 1-10 of 15

Generator Install questions, answered by experts

With proper maintenance, a whole-house generator can last between 20 and 40 years. The specific lifespan depends on how often and for how long the generator is used, and some models may have their life expectancy rated in hours of operation. To maximize its lifespan, expect to spend around $150 to $300 per year for annual maintenance checks from a qualified technician. During these checks, a technician will inspect the engine filter, starting mechanism, fuel, lubrication, and coolant levels. Consulting your installer and choosing a low-impact fuel like natural gas or diesel can also help ensure your generator lasts as long as possible.

If you’re wondering if you can use your electric vehicle as a backup battery, it depends on whether your EV is compatible with bidirectional charging. This technology allows energy to flow both ways, enabling vehicle-to-home (V2H) backup power, vehicle-to-load (V2L) for appliances and camping, and vehicle-to-grid (V2G) to support the power grid. Compatible EVs convert stored DC energy into usable AC power, helping reduce energy costs and enhance grid stability while providing emergency backup power.

If you have a transfer switch properly installed, the generator and main electrical power cannot feed the system at the same time. However, you should still shut off the power at your main circuit breaker panel before activating the generator. If you do that, you’ll simply need to shut off the generator and reset your circuit breaker once the local power comes back on.

Generators run on a variety of fuel types, ranging from natural gas to solar power. Keep in mind that fuel costs varying by type:

Natural gas: $2,000–$21,000 per year
Liquid propane: $2,000–$21,000 per year
Diesel: $3,000–$20,000 per year
Gasoline: $500–$3,000 per year
Solar generator: $2,000–$25,000 per unit
Battery backup: $10,000–$25,000 per unit

Whole-house generators can run continuously for extended periods, even for weeks at a time (around 400 to 500 hours), as long as they have a sufficient fuel supply. However, this type of extensive use will increase wear and tear and can shorten the generator's overall lifespan. During long periods of operation, it's important to check and refill the engine oil as needed, potentially as frequently as daily depending on the model. If your generator uses a fuel tank, ensure it is kept full to prevent unexpected shutdowns.

The Cobden, IL homeowners’ guide to generator installs

From average costs to expert advice, get all the answers you need to get your job done.

See all articles

Alison Kasch
•
Jul 10, 2026Jul 10, 2026
How Much Does It Cost to Install a Generator Transfer Switch? [2026 Data]
The cost to install a generator transfer switch depends on several factors. Our guide will help you understand all of the costs.
Taylor Freitas
•
Jul 9, 2026Jul 9, 2026
How Much Does a Whole-House Generator Cost? [2026 Data]
The average cost of a whole-house generator falls between $5,000 and $25,000. Keep reading to learn how much you can expect to spend.
Alison Kasch
•
Jul 8, 2026Jul 8, 2026
How Much Does a Natural Gas Generator Cost? [2026 Data]
Natural gas generators are whole-home standby generators that are connected to your home’s natural gas line. The average cost for a natural gas generator is $12,000.
Dan Simms
•
May 21, 2026May 21, 2026
How to Hire a Generator Installer
Generators should give you peace of mind, but you’ll only get that if your installer knows what they’re doing. Learn how to hire a pro and what red flags to look for.
Heather Ayer
•
Jul 8, 2026Jul 8, 2026
Whole-House Generator Installation: A Complete Guide
Whole home generator installations require a professional hand. Read this guide to help you decide which generator is best for your home.
Becca Lewis
•
Jul 9, 2026Jul 9, 2026
Who Installs Generators? A Complete Guide
Wondering who to hire to install a generator? Consult this guide to learn who to hire to install a generator or a transfer switch.