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50+ Years
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Emergency
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Open 24/7
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Trusted Electrical Services in Nassau County by E H Haines Electric
E H Haines Electric has been a trusted name in Nassau County's electrical services since 1971. As a family-owned business, we combine decades of hands-on experience with a commitment to delivering safe, reliable, and code-compliant solutions for residential and commercial clients. Our team of licensed professionals specializes in emergency repairs, panel upgrades, generator installations, and energy-efficient lighting, prioritizing customer satisfaction and transparent communication. With a 100% satisfaction guarantee and a fleet of fully stocked vehicles, we ensure prompt service without compromising quality.

Our dedication to safety is reflected in rigorous employee background checks and drug-free workplace standards. Recognized for excellence through hundreds of 5-star reviews, we treat every client as part of the Haines family, offering 24/7 emergency support and free estimates. From complex commercial projects to intricate home installations, our expertise in electrical systems spans half a century, making us Nassau County's go-to resource for all electrical needs.
Services
24/7 Emergency Electrician Electrical Panel Upgrades Generator Installation EV Charger Installation Ceiling Fan Installation GFCI Outlet Installation Surge Protectors Electrical Inspections Indoor Lighting Air Conditioner Wiring
Details
  • Year established: 1971
Highlights and features
  • Family-owned and operated since 1971 with generations of master electricians
  • 24/7 emergency electrical services available across Nassau County
  • Free estimates and transparent job-based pricing with no hidden fees
  • 100% satisfaction guarantee on all electrical work performed
  • Licensed, insured, and drug-free workforce with background checks
What people say
Prompt service Professional technicians Clean workspaces Knowledgeable staff Reliable solutions
Services
Electrical Panel Upgrades
Electrical panel upgrades ensure safe, modern power distribution for homes and businesses. Our licensed electricians install 100-200 amp panels, replace outdated fuse boxes, and balance electrical loads to prevent tripping breakers. We handle permits and inspections while minimizing service interruptions, guaranteeing code-compliant installations that support modern electrical demands.
24/7 Emergency Electrician
Our 24/7 emergency services address critical electrical issues like power outages, burning smells, and tripped breakers. Trained technicians respond promptly across Nassau County, resolving hazards safely while explaining repair processes to homeowners. We prioritize restoring functionality while preventing future electrical emergencies through preventive maintenance recommendations.
Generator Installation
Professional generator installation protects homes and businesses from power outages. We supply and install standby generators that automatically activate during blackouts, ensuring continuous operation of essential systems. Our experts handle proper sizing, fuel line connections, and code-compliant installations to maintain safety and reliability during storms or grid failures.
EV Charger Installation
We install Level 2 EV charging stations for residential and commercial properties, ensuring fast, efficient vehicle charging. Our electricians handle circuit requirements, panel capacity assessments, and code-compliant installations. We coordinate with utility providers and offer smart charging solutions that integrate with home energy management systems.
Electrical Inspections
Comprehensive electrical inspections identify safety hazards and code violations in residential and commercial properties. We examine wiring, panels, outlets, and grounding systems while providing detailed reports with repair recommendations. Services include pre-purchase evaluations, maintenance checks, and code compliance assessments to ensure safe, efficient electrical systems.
Questions
Do you offer same-day emergency service?
Yes, we provide 24/7 emergency electrical services with technicians available for immediate response across Nassau County.
How do you price electrical jobs?
We charge by the job rather than hourly rates, providing upfront quotes with no hidden fees or surprises.
Are Saturday appointments available?
Yes, we offer Saturday service without additional charges to accommodate customer schedules.
What payment methods do you accept?
We accept cash, checks, major credit cards, and financing options through Synchrony Bank for larger projects.
Are you licensed and insured?
Yes, we maintain full licensing, insurance, and bonding with drug-tested, background-checked professionals.
How can I schedule service?
Call us at (516) 432-4114 or use our online contact form to request free estimates and schedule appointments.
Reviews (6)
Jen Huang
Jun 21, 2022 Report
Needed an emergency shut off switch for a water heater. Rich offered fair quotes and provided a solution that another electrician did not offer. Paul completed the actual work. He arrived on time and left the area spotless. Both of them were very courteous and professional. I will be calling them again for other work. Service: Electrical outlet & switch installation
Kayleigh Chin
Jun 12, 2022 Report
Very professional, courteous and neat. Put in transfer switch for generator and took the time to explain the procedure to get power into house. They did an excellent job and would use them again in the future. Service: Installation
Christina C.
Apr 22, 2022 Report
A few years ago, I had a problem with an outside automatic light that was supposed to light when dark and go off when it was light outside. It wasn't working. Haines electric figured it out when no one else could. The owner is very professional, respectful and friendly as was his assistant. Wouldn't hesitate to recommend this company.
Janine Bufalini
Mar 11, 2022 Report
Just used Haines Electric for an entire house renovation that needed major updating. They are extremely experienced in their craft, always responsive, neat, and very professional. I will only use this team moving forward with any of my electrical needs in the future
Marie Sauter
Jan 08, 2022 Report
After 3 unsuccessful attempts to get other electricians to return my calls, I found Haines Electric and I am thrilled with the service they provided. Rich returned my phone call, came on time to spec the job, gave me a reasonable price and promptly began the work on the agreed upon dates. His team works cleanly and efficiently. A snag was encountered during the installation that, with a less knowledgeable company, would have meant tearing out walls, Rich was able to solve with no interior damage. You will be throughly pleased if you hire Haines Electric.
June Schecter
Oct 24, 2021 Report
I had a tricky hot tub installation and I knew I could count on EH Haines to do the job correctly. They were expert in their work and I couldn't be happier. I chose this company because I knew they would be responsive to my needs and cared about the quality of their work. Thanks Rich and crew!