Get matched with top electricians in Groton, SD

Q: Can I use a 3/0 wire for 200-amp service?

• <div><p>Yes, you can use a 3/0 AWG wire for a 200 amp service, but only if it is made of copper, as 3/0 copper wire has an allowable ampacity of 225 amps. If you are using aluminum or aluminum copper-clad wire, you need to use at least 4/0 AWG.</p></div>

Q: Do I need a GFCI breaker for outdoor outlets?

• <div><p>Yes, GFCI breakers are required for all outdoor outlets. This code requirement applies to all outlets located on balconies, decks, patios, and other outdoor lounge spaces. In addition, outdoor outlets need to have watertight covers that provide protection when cords are plugged in. If you have an older home that may not be up to code, it's a good idea to also ask your electrician about adding GFCIs to some indoor areas. Kitchens, bathrooms, basements, and any other areas of a home that are commonly exposed to moisture should have GCFI breakers.</p></div>

Q: Do I really need a generator transfer switch?

• <div><p>Yes, in some locations, it is required by the National Electric Code (NEC) to have a transfer switch installed for <a href="https://www.angi.com/articles/what-is-an-electrical-emergency.htm">electrical emergencies</a>. In addition to following electrical code, generator transfer switches ensure your home is fully protected during a power outage. By switching the power from the main breaker to the generator breaker, you can seamlessly operate your HVAC, lights, appliances, devices, and more during an emergency. </p></div>

Q: How many outlets or receptacles can be on a 15-amp circuit?

• <div><p>While the National Electrical Code (NEC) does not set a strict limit, a common guideline is to have a maximum of eight outlets or receptacles on a 15-amp circuit. This rule of thumb, which equates to about one outlet per 1.5 amps, helps keep the total electrical load safely below 80% of the circuit breaker's capacity. It is important to consider the power demands of any devices or appliances that will be plugged in, as overloading a circuit can lead to tripped breakers or create a fire hazard. To ensure the safety and code compliance of your electrical system, consult with a licensed electrician.</p></div>

Q: Can you replace a circuit breaker without turning off the main breaker?

• <div><p>Homeowners should avoid replacing a circuit breaker without turning it off. While you technically can replace a circuit breaker without turning off the main breaker&mdash;and professionals can and do&mdash;it&rsquo;s only safe for electricians to use this process. Working with a live panel is extremely dangerous if you don&rsquo;t have experience working with electricity. Always follow safety measures to avoid electrical shock.</p></div>

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Verified Reviews for Electrical Service pros in Groton, SD

*The Angi rating for Electrical Service companies in Groton, SD is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Electrical Service needs.

*The HomeAdvisor rating for Electrical Service companies in Groton, SD is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Electrical Service needs.

Last update on June 26, 2025

Reviewed in June 2025
I called Lakeshore about an AC unit not running when the thermostat was triggered. Phil was able to come out within a few hours. He quickly found the problem, fixed the issue, cleaned up, and we were back up and running within an hour. He has done other work for us over the years. He?s always...
Lake Shore Heating and Cooling, LLC
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Reviewed in August 2022
This company has been a life saver and has helped us a lot I have used their service twice and I will only use them from now on
Matt's Tree Service
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Reviewed in October 2020
Very timely and very good work.
Blocker Construction
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Reviewed in September 2018
I was happy either the experience. Service was great.
Carpets Done Right and More
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Reviewed in October 2017
I have had trees removed many times in the past, but I've never had a better company come out than this one. The price was reasonable, they were incredibly FAST with their work, and had the right equipment for any job that was presented. The clean-up they did was fantastic. It was an obvious,...
Matt's Tree Service
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Reviewed in December 2015
Wayne is very professional and very meticulous about his work. If the finish work isn't perfect he will fix it instead of saying "that's good enough". My wife is an interior designer by education and wouldn't pick anyone else to do our home remodels. If my wife can dream it,...
CrossRoads Carpentry
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Reviewed in July 2013
They were very punctual, helpful on choosing colors & design, and very pleasant. They were particular about thier work and cleaning up after the project was completed. Found them to be professional and completed work in a short amount of time. <br />
The Curb Guys LLC
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Find Electricians in Groton

North Plains Electric

5.0(

)

Serving Groton, SD and surrounding areas

In business since 2018

Free estimates

Emergency services offered

Here at North Plains Electrical with over 15 years of experience we take great pride in our experience, expertise, quality, and customer service that we provide to meet the consumers needs. It is our mission to provide excellent workmanship and complete customer satisfaction from start to completion of a project. In order to understand the needs and expectations of our customers, we take great care to work and communicate with every customer in a professional manner. Our reputation is based on service, safety, and quality, regardless of how large or small the job. Call us today!

Response time4 hrs

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My Computer Works, Inc.

4.0(

630

)

Serving Groton, SD and surrounding areas

In business since 2005

Free estimates

Credit card accepted

"I was contacted by a Tech at the assigned time and had to run to the store for a cable I needed. When I called back, I had a different Tech, but he was able to continue right where I had left off. There was no need to explain anything again. Awesome."

Recommended by86%of homeowners

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American Home Shield – Home Warranty

3.5(

5,688

)

Serving Groton, SD and surrounding areas

In business since 1971

Credit card accepted

"The electrician Alsup Electric was excellent. Responsive,timely and did what a fine job in fixing the problem I rated B more because of AHS service that was slow and complicated"

Recommended by65%of homeowners

Serving Groton, SD and surrounding areas

In business since 2020

Emergency services offered

Credit card accepted

"There were many things wrong in my computer (my fault and letting grandchildren on computer) Robert was so helpful, gave me many good instructions to keep everything safe, which I have written down, feel like I have a new computer. He was so excellent and experienced, took his time and was meticulous about what needed to be done. He was a pleasure to work with and I will use this company again! Linda Disy"

Helping a Victim who was being Cyber-stocked

Recommended by91%of homeowners

Serving Groton, SD and surrounding areas

In business since 2011

Free estimates

Unytel is recognized nationally for our telecommunication services that consistently exceed customer expectations. Our commitment to innovation has yielded a comprehensive portfolio of solutions that include a wide range of IT, Telecommunications, Construction, and Building Management services.We have over 16 years of experience in the telecommunications industry and look forward to working with you and your company.

Recommended by100%of homeowners

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Skyline Communications

New to Angi

Serving Groton, SD and surrounding areas

In business since 2018

Free estimates

Credit card accepted

Proudly serving Wyoming, locally owned and operated Skyline Communications, is your one stop shop for all of your, audio/visual, security system, home entertainment, and all types of wiring installs and repairs. Working on both commercial and residential projects, we can do it all. Give us a call today!

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TechDrive Support Inc

New to Angi

Serving Groton, SD and surrounding areas

In business since 2022

Free estimates

Credit card accepted

TechDrive Support is a tech company that provides customer support for any issues pertaining to your computer, printer & other devices. We offers industry-leading remote technical support for software and hardware issues. We aim to simplify technology by providing end-to-end technical customer support and solutions for all your gadgets. Our Tech Advisors can remotely assist you in setting up a new computer or printer, upgrading or restoring your software and operating system, diagnosing hardware issues, and much more.\n\n24*7 remote support\nQuick resolutions\nAffordable prices\n100% customer satisfaction

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Electrical questions, answered by experts

Yes, you can use a 3/0 AWG wire for a 200 amp service, but only if it is made of copper, as 3/0 copper wire has an allowable ampacity of 225 amps. If you are using aluminum or aluminum copper-clad wire, you need to use at least 4/0 AWG.

Yes, GFCI breakers are required for all outdoor outlets. This code requirement applies to all outlets located on balconies, decks, patios, and other outdoor lounge spaces. In addition, outdoor outlets need to have watertight covers that provide protection when cords are plugged in. If you have an older home that may not be up to code, it's a good idea to also ask your electrician about adding GFCIs to some indoor areas. Kitchens, bathrooms, basements, and any other areas of a home that are commonly exposed to moisture should have GCFI breakers.

Yes, in some locations, it is required by the National Electric Code (NEC) to have a transfer switch installed for electrical emergencies. In addition to following electrical code, generator transfer switches ensure your home is fully protected during a power outage. By switching the power from the main breaker to the generator breaker, you can seamlessly operate your HVAC, lights, appliances, devices, and more during an emergency.

While the National Electrical Code (NEC) does not set a strict limit, a common guideline is to have a maximum of eight outlets or receptacles on a 15-amp circuit. This rule of thumb, which equates to about one outlet per 1.5 amps, helps keep the total electrical load safely below 80% of the circuit breaker's capacity. It is important to consider the power demands of any devices or appliances that will be plugged in, as overloading a circuit can lead to tripped breakers or create a fire hazard. To ensure the safety and code compliance of your electrical system, consult with a licensed electrician.

Homeowners should avoid replacing a circuit breaker without turning it off. While you technically can replace a circuit breaker without turning off the main breaker—and professionals can and do—it’s only safe for electricians to use this process. Working with a live panel is extremely dangerous if you don’t have experience working with electricity. Always follow safety measures to avoid electrical shock.

The Groton, SD homeowners’ guide to electrical services

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

See all articles

Deane Biermeier
•
Apr 6, 2026Apr 6, 2026
Electrical Outlet Repair Cost [2026 Cost Data]
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How Much Does an Electrical Inspection Cost? [2026 Data]
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How Much Does Moving an Electric Meter Cost? [2026 Data]
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May 2, 2026May 2, 2026
How to Upgrade Your Electrical Panel Safely
Discover how to upgrade your electrical panel for added convenience and to help increase the safety of the electrical system in your home.
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•
May 3, 2026May 3, 2026
What Is an Electrical Inspection and When Do You Need One?
Learn about the red flags that signal it’s time to get an electrical inspection, what it will cover, and what issues can fail these important safety checks.
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•
May 3, 2026May 3, 2026
Should I Upgrade My Electrical Panel?
Is it time to upgrade your electrical panel? For the sake of safety, find out sooner than later by exploring our top signs that it’s time for an upgrade.