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Top-Rated Generator repair pros in Hanover - Updated Nov 2026

Green's Electric
5.0(
25
)
Electrical Switches, Outlets & Fixtures - Install or RepairFixed Generator - InstallElectric Vehicle Charging Station Installation - Materials Not Provided+18 more

Serving Hanover, MD and surrounding areas

Approved

Super Service Award Winner

In business since 2007

Free estimates

Emergency services offered

"Green's Electric called me within minutes of submitting my request and gave me a verbal estimate that he kept to after coming and doing an on-site estimate. Great service. they did a perfect job. Will have my electrical business going forward."
Response time1 day
Response rate100%
21 neighbors recently requested a quote
Avatar for Wireworx Electric Inc
Wireworx Electric Inc
4.9(
147
)
Fixed Generator - InstallElectric Vehicle Charging Station InstallationElectric Vehicle Charging Station Installation - For Business+19 more

Serving Hanover, MD and surrounding areas

Approved

Super Service Award Winner

In business since 2005

Free estimates

Emergency services offered

"A+ excellent. Chris ( the owner was great to work with- extremely knowledgeable) Team of techs - great/professional - punctual.... PRICE EXCELLENT- original estimate - higher - just for the replace circuit box -and nothing else. Thanks for the 10% discount (military and seniors) - thumbs up. I am extremely pleased and know - that all my electrical needs and generator service and check will be done only with WIREWORX...."happy client"."
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+8

Response time2 days
Response rate89%
2 neighbors recently requested a quote
Avatar for All In Electric
All In Electric
4.9(
36
)
Fixed Generator - InstallElectrical Wiring or Panel UpgradeElectric Vehicle Charging Station Installation - Materials Not Provided+11 more

Serving Hanover, MD and surrounding areas

Approved

Super Service Award Winner

In business since 2011

Free estimates

Emergency services offered

"Outstanding work, outstanding people. Excellent workmanship and a pleasure to do business with; very professional. Installed recessed lighting in M/BedRm and FamRr. Replaced 2 indoor ceiling fixtures, added an outdoor outlet to our front porch, replaced outdoor porch lights and pole light and added heat lamp to the M/Bathroom. All done without any drywall damage, no holes to repair. One estimate I got told me they would have to put 4 or 5 holes in my Family Room ceiling because the attic only extended halfway above the Family Room. Spoke to Keith (owner) @ All In Electric and he just laughed and said his guys will not put any holes in my ceiling, they know how to fish wires!! Best of all his pricing was competitive with the 3 other estimates I got. Great communication throughout the project from proposal to finish!!! Highly recommend AIE."
(2) Automatic Transfer Switches next to the (2) main electrical panels.
Here is a 22kw Generac Standby Generator.
A 24kw Guardian Series Generac generator sitting on top of a 3" concrete pad.
The RED light will turn GREEN after AIE activates in through Generac.
Whole House Standby Generator System

+51

Response time1 day
Response rate99%
14 neighbors recently requested a quote
Avatar for Chesapeake Electric
Chesapeake Electric
4.7(
75
)
Electrical Wiring or Panel UpgradeElectrical Switches, Outlets & Fixtures - Install or RepairElectric Vehicle Charging Station Installation+10 more

Serving Hanover, MD and surrounding areas

Approved

In business since 2014

Emergency services offered

Warranties offered

"Chesapeake electrical just finished replacing an outlet on our 32 year old home. They also inspected the whole electrical system and offered options to upgrade our house to current standards. The technician, Brian, was very experienced and fixed our problem right away. Too many Christmas lights, too much recent rain and trying to charge an electric car on a 110 line! They came out the day after we called, the scheduler, Jackie, was very personable and determined to get this ordeal over for us. Our immediate problem was not too complicated but I can see down the road we may need more substantial electric repairs and we will be calling Chesapeake electrical for what we need. I recommend everything about their operation. Last comment and probably the most important comments moment, the cost was very reasonable. For someone who almost never uses an electrician, we are glad we found Chesapeake electrical. John and Jane, Ellicott City"
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+5

5 neighbors recently requested a quote
Recommended by74%of homeowners
C T Smith Electrical Services, LLC
4.8(
312
)
Electrical Switches, Outlets & Fixtures - Install or RepairElectric Vehicle Charging Station Installation - Materials Not ProvidedElectric Vehicle Charging Station Installation - Materials Provided by Consumer+5 more

Serving Hanover, MD and surrounding areas

Approved

Super Service Award Winner

In business since 2000

Free estimates

Warranties offered

"Owner was up front on pricing. The electrician showed up as scheduled. He quickly diagnosed our issue and came up with a solution. Two more gentlemen showed up and helped expedite the repairs. I will definitely call them next time."
Response time2 days
Response rate92%
12 neighbors recently requested a quote
Avatar for Duke's Electrical Services, Inc.
Duke's Electrical Services, Inc.
4.9(
310
)
Electrical Switches, Outlets & Fixtures - Install or RepairElectrical Wiring or Panel UpgradeElectrical for Home Addition or Remodel - Install+2 more

Serving Hanover, MD and surrounding areas

Approved

In business since 2001

Free estimates

Emergency services offered

"Mark from Duke's Electrical Services was recommended by a friend in the home improvement business whose referrals have always been A+, and Mark certainly lived up to that reputation. Mark and his son were professional, punctual, and communicative. They texted before arriving and showed up exactly on time. Mark performed a thorough electrical inspection, took photos, and reviewed everything with me so I understood the condition of our system. I also asked about a few smaller projects, including a dock light switch and a deck remote-control switch that weren't working. Mark followed through on his promise to return, contacted me within a week, and scheduled the repairs. During that visit, I added two more switch replacements, and they completed all three jobs in under an hour. What impressed me most was their attention to detail. After finishing, they vacuumed the work area. As someone who appreciates cleanliness, that meant a lot. Professional, efficient, cleanliness, very rare find."
Recess light install
Recess and fan install
Recommended by90%of homeowners
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FAQs for generator repair projects in Hanover, MD

Always start by confirming the pro’s license number, insurance coverage, and experience level. Visit the electrician’s website, scan recent customer reviews, and verify credentials with your local labor department. Request proof of liability insurance and at least two references that you can contact. These quick checks take only a few minutes but go a long way toward ensuring safe, code-compliant work and protecting your home in the event of an issue.

Grouping several electrical jobs into one appointment means you pay a single service-call fee and one set of travel expenses. Instead of asking a pro to return three separate times for outlets, switches, and fixtures, have everything tackled in one visit. The electrician stays productive, and you avoid extra trip charges, often shaving a sizable chunk off the final bill without compromising quality.

DIY electrical work can be dangerous and, in many areas, illegal without a license. One miswired connection risks shocks, fires, or expensive damage. Licensed electricians carry the right tools, follow local code, and know how to shut down power safely before they start. Hiring a pro may cost more upfront, but it protects your home, family, and insurance coverage in the long run.

The Hanover, MD homeowners’ guide to generator repair services

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