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Electrical Panels • Installation • Service Equipment

Electrical Panel Installation in Nassau County

Building an addition? Finishing a major renovation? Replacing outdated equipment? Haines Electric provides professional electrical panel installation services throughout Nassau County with safe, code-compliant workmanship.

When Is Panel Installation Needed?

  • New home construction
  • Major home additions
  • Complete electrical renovations
  • Replacing outdated service equipment
  • Converting from fuse boxes
  • Adding modern electrical capacity
  • Rebuilding after major damage
50+ Years Serving Nassau County
1971 Family Owned Since
3 Year Warranty On All Jobs
haines electric van on a yellow background
Excellent
E.H Haines Electric4.9
Based on 278 reviews
Albert R.
1 day ago
My electrician was prompt and professional.
Response from the owner:Thanks so much for the review Albert and choosing E.H. Haines Electric.
GB
4 days ago
Initailly started using Haines electric a few years. I am very partricular & expect folks to honor appointements, provide quality work, explain as best as possible what is needed/what they will do and respect my home (ie: neat & clean). Haines meets every one of these poInts and one more.....REALLY nice guys, both Rich & RJ.!!
Sam K.
1 week ago
EH Haines Electric is amazing. Their knowledge, professionalism, courtesy is unmatched. I have used them for two projects and will use them again! I cannot say enough great things about how they handled my job and the respect they showed to my property. Spotlessly clean!
Response from the owner:Hi Sam , thanks for this 5 star review and having us take care of your electrical repairs. Looking forward to helping you again !
Jesse C.
2 weeks ago
Quality workmanship and extremely knowledgeable. Prompt, polite, personable, willing to listen and explain. Haines Electric is our company of choice, Highly Recommended
Patty M.
2 weeks ago
I was having a thermostat installed. The electrician couldn’t have been nicer and he made sure I knew how it worked. All In all a perfect experience
Giovanni T.
3 weeks ago
RJ was great, knowledgeable, and respectful. Understood the job and got done fast and efficiently. Highly recommend.
Response from the owner:Hi Giovanni , thank you for the review and choosing Haines Electric for your Smoke Detector installation.
Maura K.
1 month ago
Mike and Haines Electric did an absolutely AMAZING Job for all our projects!! Mike was incredibly nice, professional and courteous and did excellent work. We look forward to hiring them again!
Response from the owner:Hi Maura , thanks for this review Mike is an asset to our team and a great electrician - so glad your service experience was 5 star !!
Luis C.
1 month ago
Rich and Mike just replaced our electrical panel box and installed an emergency shut off switch for our gas boiler and we couldnt be more pleased with the work they did. They arrived promptly as scheduled and were very knowledgeable and professional. We used Rich in the past and will continue to call him for any electrical repairs or upgrades. He is reasonable, responsible and reliable. I would refer him to anyone that needs their services.
Response from the owner:Hello Luis , Thank you for taking the time to give us such a great review .Our team loves to hear from our customers.
Francis
1 month ago
The electricians were prompt, courteous, and knowledgeable when we redid our kitchen. They were very professional. I would highly recommend this company.
Response from the owner:Thanks Francis for this 5 star review . Also having us back to your home for another job of a complete Kitchen Re wiring plus LED lighting , Enjoy that new Kitchen !
John G.
2 months ago
Did a great job repairing the problem very understanding and professional
Response from the owner:Hi John , thanks for the five star review and choosing Haines Electric !
David H.
2 months ago
Haines Electric was excellent service and prompt! Super neat and very thorough. Not only did they do all the electrical work I needed they even patched the holes they had to make. They are the bests!!
Response from the owner:Thanks David for the review and Having Haines Electric to your home for your electrical repair..
joanne P.
2 months ago
RJ was polite, efficient and fast
James D.
2 months ago
An amazing experience from start to finish. Richie, RJ and Mike were reliable, responsive, professional and a pleasure to work with! They performed a very complicated and difficult chandelier install meticulously and expertly. It came out incredibly and we could not be happier with their work and approach. Highly recommend and we are looking forward to doing more projects with the team again in the future!
Response from the owner:Hi James , thanks for the review and your new chandeliers are beautiful !
Lynn D.
2 months ago
Had an electrical short going to boat hoist. Difficult job because wire ran under a deck, under ground, under water and through pvc pipe and we didn't know where the problem was located. Rich and his crew were completely professional, took care of everything and had us back up and running. Can highly recommend!
Valerie S.
2 months ago
Rich and his team were very professional from start to finish. He explained the job clearly and answered any questions I had. The work was started and completed on schedule. They were were courteous, neat, and the quality of their work is excellent. I highly recommend them.
K D.
2 months ago
E.H Haines Electrics crew are very professional, courteous, honest and do excellent work. Richard, RJ, and Mike are extremely knowledgeable about what they do and will always answer any questions you may have. I upgraded an electrical panel and had some gfi outlets installed inside and outside my house. From the first visit to get a quote to fantastic communication at every step, I am very satisfied with E.H Haines Electric for their quality of work and would hire them again when needed.
Melissa W.
2 months ago
Rich and Christine at Haines Electric both really helped me out! They were very flexible and worked with me when I canceled but it turned out I could make the appointment. Christine contacted me back right away and Rich was replacing my light fixture soon after. Rich is a very knowledgeable electrician. Being a fairly new home owner, I asked a lot of questions and he answered all of them. He did a great job with the light fixture! He even got back me to answer a question I had after the installation. I highly recommend Haines Electric!
Samuel A.
3 months ago
Amazingly responsive. Would highly recommend.
Response from the owner:Thank you for the 5 star review and choosing Haines Electric !
Frank S.
3 months ago
Excellent work, would recommend. The attention to detail and clean work really stands out. Thanks guys!
Sandra B.
3 months ago
Excellent. Excellent
Donna M.
3 months ago
Excellent Service, very professional and very neat. I would highly recommend this company
Response from the owner:Thanks for the review Donna !!
Bob M.
3 months ago
While needing an electrician is never something to look forward too … , should the need arise Haines Electricians are absolutely the best! I’ve been using Haines for over 50 years and they have never failed to impress me with their professionalism! A great family business.
Response from the owner:Thanks Bob for the great review and for being a customer for many years ..
Diane M.
4 months ago
Great workers: competent and personable
LP K.
4 months ago
Great job excellent.
michael S.
4 months ago
A lot of times, when you read reviews, you wonder whether they're genuine. In this case, I can confidently say this one is. I met Rich and his team at E.H. Haines Electric when I called them for some work on my pool. From the start, they were friendly, professional, and knowledgeable. They arrived when they said they would, completed the job efficiently, and delivered exactly what they promised. I needed Rich to come back a few times for follow-up items, which he graciously did without hesitation. The best way to describe Rich and his company is that they do what they say they're going to do, when they say they're going to do it. I highly recommend Rich and his team at E.H. Haines Electric for any electrical needs. Their professionalism, reliability, and commitment to customer service are truly outstanding.
New Panel Installation

Safe Electrical Panel Installation for Homes, Additions, and Renovations

Electrical panel installation is more than mounting a breaker box. The panel must be properly sized, safely wired, clearly organized, and installed to support your home’s current and future electrical needs.

Haines Electric installs electrical panels for Nassau County homeowners completing renovations, additions, service replacements, new construction projects, and major electrical system improvements.

  • New breaker panel installation
  • Panel replacement during renovations
  • Service equipment installation
  • Fuse box replacement
  • Dedicated circuit planning
  • Panel labeling and final testing

Installation vs Upgrade

A panel installation often involves installing new service equipment, replacing outdated equipment, or setting up a panel as part of a larger project.

A panel upgrade usually focuses on increasing your home’s electrical capacity, such as moving from 100 amp to 200 amp service.

Learn About Panel Upgrades
When You Need Installation

Common Reasons Homeowners Need a New Electrical Panel Installed

Electrical panel installation is often part of a larger home improvement, service replacement, or electrical system redesign. Haines Electric helps Nassau County homeowners plan the right panel setup for the project.

🏗️

Home Additions

New living space often requires additional circuits, capacity planning, and updated service equipment.

🛠️

Major Renovations

Large remodels may require a new panel layout to support kitchens, HVAC, lighting, and appliances.

🏠

New Construction

New homes need properly installed panels designed around the home’s electrical load and layout.

🔥

Damaged Equipment

Panels affected by age, heat, corrosion, water, or unsafe conditions may need replacement.

⚡

Fuse Box Replacement

Older fuse boxes are often replaced with modern breaker panels for safety and convenience.

🔌

Dedicated Circuit Planning

New appliances, EV chargers, generators, and equipment may require a better panel setup.

Installation Process

How Electrical Panel Installation Works

A new electrical panel should be planned carefully around your home’s layout, electrical load, future equipment, and safety requirements. Haines Electric keeps the process clear from the first inspection through final testing.

01

Project Review

We review the home, renovation plans, electrical demand, existing wiring, and the reason a new panel is needed.

02

Panel Planning

We determine the proper panel size, circuit layout, breaker needs, and whether additional electrical work is required.

03

Permits & Prep

When required, we help coordinate the installation requirements, prepare the work area, and organize the project.

04

Installation

Our licensed electricians install the panel, connect circuits, organize breakers, and complete the approved work.

05

Testing & Labeling

We test operation, confirm safe performance, label circuits, and review the completed installation with you.

Panel Options

Types of Electrical Panels We Install

Every home has different electrical requirements. Haines Electric installs modern electrical panels designed around your home's size, power usage, future plans, and safety needs.

100A

100 Amp Panels

Often used in smaller homes with limited electrical demand and fewer major appliances.

400A

400 Amp Service

Used for larger homes, substantial additions, luxury properties, and heavy electrical loads.

⚡

Main Breaker Panels

Complete service panels that provide centralized control and protection for your home's circuits.

➕

Subpanels

Additional panels commonly installed for garages, additions, workshops, pools, and detached structures.

🏠

Replacement Panels

Modern replacement panels installed when older equipment becomes unsafe, damaged, or outdated.

Not sure what size panel you need? We can evaluate your home's current electrical usage, future plans, and equipment requirements to recommend the right solution.
Replacement Signs

When an Old Electrical Panel Should Be Replaced

Some panel issues can be repaired, but older or damaged equipment may need full replacement. If your panel is unsafe, outdated, or no longer suitable for your home, Haines Electric can install a modern replacement panel.

🔥

Heat or Burning Smells

Warm panel covers, burning odors, or scorch marks can indicate unsafe electrical conditions.

💧

Rust or Water Damage

Moisture and corrosion can damage panel components and reduce electrical safety.

⚠️

Outdated Equipment

Older panels, obsolete breakers, or fuse boxes may not meet modern electrical needs.

⚡

Frequent Electrical Problems

Recurring breaker trips, flickering lights, and power issues may point to a failing panel.

Not sure if you need repair or replacement?

Start with a professional panel evaluation. We’ll explain whether repair, replacement, or a larger upgrade makes the most sense.

Explore Panel Repair
Panel Installation FAQ

Electrical Panel Installation Questions

Get answers to common questions about new electrical panel installation, replacement panels, service equipment, and planning electrical capacity for your Nassau County home.

When do I need a new electrical panel installed?

You may need a new panel installed during new construction, major renovations, home additions, fuse box replacement, service equipment replacement, or when existing equipment is outdated or unsafe.

Is electrical panel installation the same as a panel upgrade?

Not always. Panel installation may involve installing new or replacement service equipment. A panel upgrade usually means increasing electrical capacity, such as upgrading from 100 amp to 200 amp service.

Can I replace an old fuse box with a breaker panel?

Yes. Many older homes replace fuse boxes with modern breaker panels for better safety, convenience, and capacity. A licensed electrician should evaluate the full system before replacement.

What size electrical panel should I install?

The right panel size depends on your home size, electrical load, appliances, HVAC equipment, EV charging plans, renovations, and future power needs. Many modern homes use 200 amp service, but every home should be evaluated individually.

How long does electrical panel installation take?

Many residential panel installations can be completed in a day, but timing depends on the project scope, permits, inspections, utility coordination, and whether additional electrical work is required.

Who installs electrical panels in Nassau County?

Haines Electric installs electrical panels, replacement panels, breaker panels, service equipment, and related electrical systems for homeowners throughout Nassau County.

Schedule Panel Installation

Need a New Electrical Panel Installed?

Haines Electric provides professional electrical panel installation, replacement, and service equipment solutions for Nassau County homeowners.

Request Estimate (516) 432-4114
Licensed & Insured • Serving Nassau County Since 1971 • 3-Year Warranty On All Jobs