How close can a transfer switch be to a generator?

• <div><p>Generally, you’ll want to keep between <b>60 and 70 feet</b> between the generator and the transfer switch. There are a few reasons for this, including:</p><ul><li><p>The distance reduces the noise coming from the generator into your home.</p></li><li><p>It increases efficiency because you won’t have a voltage drop from this short of a distance.</p></li><li><p>Prevents carbon monoxide poisoning: keep at least 15 feet between your generator and an open window. </p></li></ul><p></p></div>

What size generator do I need for a 1500-square-foot house?

• <div><p>A 1,500 square foot home will likely need a 15kW to 20kW generator. When deciding on whole-house generator size, add up the <a href="https://www.angi.com/articles/how-many-watts-house.htm">total wattage</a> of the devices that you’d like to continue running during a power outage. That way, you can ensure you purchase a generator that can power your necessary appliances or medical equipment during an electrical emergency.</p></div>

Is it better to repair or replace a malfunctioning generator?

• <div><p>It’s usually better to repair your generator if it isn’t working properly, as it will typically be much more affordable and should yield similar results. Generator repairs cost around <b>$300</b> on average, while <a href="https://www.angi.com/articles/how-much-does-it-cost-install-generator.htm">installing a new whole-house generator costs</a> around <b>$5,000 </b>on average. The only exception is if you know your generator is reaching the end of its useful life, usually between 30 and 40 years. If you have an older generator, you could face multiple repairs in the coming years, which might mean that a full replacement will be more cost-effective over time.</p></div>

Get matched with top generator install pros in Bangor, PA

Q: How close can a transfer switch be to a generator?

• <div><p>Generally, you&rsquo;ll want to keep between <b>60 and 70 feet</b> between the generator and the transfer switch. There are a few reasons for this, including:</p><ul><li><p>The distance reduces the noise coming from the generator into your home.</p></li><li><p>It increases efficiency because you won&rsquo;t have a voltage drop from this short of a distance.</p></li><li><p>Prevents carbon monoxide poisoning: keep at least 15 feet between your generator and an open window. </p></li></ul><p></p></div>

Q: What are the disadvantages of a standby generator?

• <div><p>While standby generators provide essential backup power, they can fail when you need them most due to lack of maintenance, fuel supply issues, dead batteries, electrical problems, or improper installation. To avoid costly failures, professional installation and regular maintenance are crucial. Licensed technicians ensure safety, uphold warranty requirements, comply with regulations, and provide expert servicing.</p></div>

Q: Is it better to repair or replace a malfunctioning generator?

• <div><p>It&rsquo;s usually better to repair your generator if it isn&rsquo;t working properly, as it will typically be much more affordable and should yield similar results. Generator repairs cost around <b>$300</b> on average, while <a href="https://www.angi.com/articles/how-much-does-it-cost-install-generator.htm">installing a new whole-house generator costs</a> around <b>$5,000 </b>on average. The only exception is if you know your generator is reaching the end of its useful life, usually between 30 and 40 years. If you have an older generator, you could face multiple repairs in the coming years, which might mean that a full replacement will be more cost-effective over time.</p></div>

Q: Do I need a permit to install a generator?

• <div><p>In most municipalities, you will need a permit to install a permanent home generator, including emergency backup, partial-home, and whole-home generators. A permit for a generator usually costs between <b>$50 and $250</b>, depending on where you live. Your electrician or certified generator installer will usually pull the permit for you&mdash;and might be required to do so by your building department&mdash;but you&rsquo;ll be on the hook for the cost of the permit. You should ask your installer before agreeing to any work if they will pull the necessary permits for your project.</p></div>

There are 7 highly-rated local generator install pros.

Verified Reviews for Generator Install pros in Bangor, PA

*The Angi rating for Generator Install companies in Bangor, PA 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 Bangor, PA 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 October 05, 2025

Reviewed in January 2019
We had nothing but a positive experience with these guys. Of 3 different electricians who came in to give an estimate, Erwin was the only one to open up the electrical panel to get a sense of how much work it would need, and we very much appreciate that degree of thoroughness. They were happy to...
Jeoah Electric LLC
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Reviewed in November 2012
Very happy with the work, price, and service. Would (and did) recommend James to a friend. He was neat, prompt, courteous, and responsive. His price was excellent. I called James on Thursday afternoon during the extended power outage (I lost power for 5 days). He came out within about 2 hours...
JL Electric
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Reviewed in October 2016
In many ways, buying a home generator is like getting insurance – it’s something that brings peace of mind, but you hope you never have to use it! Fortunately Keeler electric was the perfect company to help us through the process. Ryan the owner worked closely with us, answered all our questions...
Keeler Electric, Inc.
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Reviewed in February 2022
The work was done professionally by a friendly and competent crew. The equipment they recommended and materials they used were of high quality. We had a boiler and propane tanks installed by this company 7 years ago and have had no problems, zero, and this job looks to be of similar quality.
EF Laudenslager Inc
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Reviewed in July 2015
Tech came out and explained the whole process to me. Installed shut off breaker, cable to hook up generator to the outside and explained the process of what to do in case of an outage. Very satisfied with work.
GC Electric Company Inc
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Reviewed in October 2013
Showed up on time. Quality work was performed. I'd definitely use the services again.
VLD Electric
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Reviewed in December 2020
Arrived within scheduled timeframe. Following Covid precautions. Performed outlet and breaker replacement immediately. Estimate given for generator hook up after thorough evaluation to be done later this month at my convenience Very professional and thorough technician Similar experience when...
Thomas Edison Electric Inc
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