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Find Electrical wiring or panel upgrade pros in Portsmouth

Avatar for Robert Electrical Services
Robert Electrical Services
4.9(
169
)

Serving Portsmouth, NH and surrounding areas

Approved

In business since 2003

Free estimates

Emergency services offered

"Very professional, clean and easy to work with. Marty dug a trench for underground wiring and gas line taking care to preserve and put back the landscaping in the path of the trench. Installed the panel for the critical service item identified and helped with finding those circuits on the current panel. Quoted several options that were helpful."
Martin Robert - In Business Since 2003.
Tesla EV Charging Station Installation
New detached garage power project
Generac Power Systems 7.5Kw Standby Generator Installation
New Power to detached garage

+6

Response time2 days
Recommended by99%of homeowners
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Avatar for ARETE ELECTRIC
ARETE ELECTRIC
5.0(
20
)

Serving Portsmouth, NH and surrounding areas

Approved

Super Service Award Winner

In business since 2012

Free estimates

Credit card accepted

"Arete’s team was incredibly professional and efficient. They completed my HVAC job in a timely manner and beat competitor’s pricing. Their team was very respectful of my home and even wiped the floor after each day’s work. Every member of the team was kind and respectful. Will certainly work with them again in the future for any of my HVAC/electrical needs."
Response time3 days
8 neighbors recently requested a quote
Recommended by5%of homeowners
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Avatar for Mr. Electric of Southeast NH
Mr. Electric of Southeast NH
4.7(
91
)

Serving Portsmouth, NH and surrounding areas

Approved

In business since 2024

Free estimates

Emergency services offered

"Trouble shooting a Ring Doorbell, issues were resolved quickly. Will use their services again."
Lighting
EV Charger
Panel
200A Service
Kitchen Lighting

+1

Response time7 hrs
19 neighbors recently requested a quote
Recommended by89%of homeowners
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Avatar for Moses Electric Inc
Moses Electric Inc
5.0(
11
)

Serving Portsmouth, NH and surrounding areas

Approved

In business since 2011

Emergency services offered

Customers say: True professional

"Hired moses electric to excavate service for shed and swimming pool along with fully wiring interior of shed all work was done thoroughly neat and clean, and all deadlines were met as promised"
Additional Photos
Additional Photos
Additional Photos
Additional Photos
Additional Photos

+1

Response time5 hrs
17 neighbors recently requested a quote
Recommended by90%of homeowners
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Avatar for ALL SOLUTION ELECTRIC LLP
ALL SOLUTION ELECTRIC LLP
5.0(
14
)

Serving Portsmouth, NH and surrounding areas

Approved

Super Service Award Winner

In business since 2024

Free estimates

Emergency services offered

"Chris installed the electrical wiring in the basement to support a water treatment system installation. He communicated with the technician and resolved any issues in expectation to make sure the electrical work would address system installation needs."
Response time3 hrs
7 neighbors recently requested a quote
Recommended by92%of homeowners
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Avatar for Cote Electric, LLC
Cote Electric, LLC
5.0(
45
)

Serving Portsmouth, NH and surrounding areas

Approved (Corporate)

Super Service Award Winner

In business since 1987

Free estimates

Credit card accepted

"Cote Electric was fantastic! Professional, excellent communication, fast service, and our serviceman, John, was super nice."
Standby Generator installed in the back of family's home.
Generator Install
Generator Maintenance
Response time3 days
229 neighbors recently requested a quote
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Avatar for Electrical & Security Solutions, LLC
Electrical & Security Solutions, LLC
5.0(
10
)

Serving Portsmouth, NH and surrounding areas

Approved

In business since 2018

Free estimates

Credit card accepted

"Electrical & Security Solutions are the best! I have needed their services more than once to replace lights, a ceiling fan and also to install a new electrical box and breaker for our garbage disposal. Tyler promptly responded every time I called and he and Casey are both friendly, efficient and skillful. Aside from the excellent service, the qualities I appreciate the most is honesty for what work needs to be done and how Tyler is also very budget consciousness."
Landscape lighting
Landscape lighting
Landscape lighting
Landscape lighting
Landscape lighting

+10

Response time4 hrs
2 neighbors recently requested a quote
Recommended by100%of homeowners
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FAQs for electrical wiring or panel upgrade projects in Portsmouth, NH

While homeowners with substantial electrical knowledge might technically attempt a subpanel installation, most local building departments require permits and inspections for this type of work. Professional electricians understand local code requirements, can obtain necessary permits, and ensure the installation meets safety standards. Given the significant safety risks associated with incorrect electrical work, most homeowners benefit from hiring a licensed professional.

A standard subpanel installation takes an average of four to eight hours. This timeframe may extend if you're installing multiple subpanels or adding specialized circuits like those for spa equipment. Factors such as difficult access points, complex wiring paths, or permit processing times can also affect the overall project duration.

Adding a subpanel doesn't directly reduce electricity consumption or lower your utility bills. A subpanel simply redistributes power from your main panel to additional circuits. However, organizing your electrical system more efficiently may help prevent overloaded circuits and the associated problems. For actual cost savings, consider energy-efficient appliances and lighting instead.

The appropriate subpanel size depends on your specific electrical requirements. Consider the number and type of devices you'll be powering, potential future needs, and the capacity of your main electrical panel. An electrician can perform a load calculation to determine the most suitable amperage rating for your situation, ensuring you have adequate power without overpaying for unnecessary capacity.

A main electrical panel connects directly to your utility's power supply and contains your home's primary service disconnect. It distributes electricity throughout your entire house. A subpanel, by contrast, receives power from the main panel and redistributes it to a specific area of your home. Think of the main panel as the primary distribution point and the subpanel as a secondary branch that extends your electrical system's reach.

While electrical upgrades aren't as immediately visible as kitchen or bathroom renovations, they can contribute to your home's functionality and safety. Prospective buyers often appreciate updated electrical systems that can accommodate modern power demands. A properly installed subpanel that provides additional capacity for workshops, home offices, or future expansions could be an attractive feature for certain buyers, though the direct impact on home value varies by market.

The Portsmouth, NH homeowners’ guide to electrical wiring or panel upgrades

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

See all articles