Reliable Electrical Service Since 1981

When it comes to electrical work, trust matters.

Haller has been serving homeowners across Central and Eastern Pennsylvania since 1981, providing reliable service with a focus on safety. For more than four decades, we’ve helped homeowners in Lancaster, Harrisburg, York, and surrounding areas maintain safe and functional electrical systems.

(717) 204-8120

4.7
Based on 9268 reviews
powered by Google

Carrier Residential Factory Authorized Dealer
North American Technician Excellence - NATE - Certifying the Finest in HVACR

Emergency Service

HVAC Systems Serviced

Drains Cleared

Trucks on the Road


How Our Electrical Outlet Installation Process Works

Upgrading or installing electrical outlets with Haller is simple, reliable, and worry-free.

Our team is very familiar with the unique electrical setups found in Pennsylvania homes, allowing us to offer practical guidance and smart recommendations tailored to each situation. We pride ourselves on providing honest service at reasonable costs. From small outlet upgrades to full electrical system work, we make it easy for homeowners to understand their options and make informed decisions.

Our process is designed to protect your home while delivering a high-quality installation.

Our electricians begin by evaluating your current outlets and electrical system. They identify safety concerns, outdated components, and areas that may need improvement. After the assessment, they explain the options in clear, practical terms so you can make an informed decision.

Once the evaluation is complete, we create a plan tailored to your home’s layout and your specific needs with clear pricing before any work begins. This plan includes the type of outlets, proper locations, and whether GFCI outlets are necessary in moisture-prone areas. We also provide a timeline so you know exactly what to expect.

Using the latest tools and techniques, our licensed electricians install your new outlets safely and efficiently. Each installation follows strict local codes and safety standards to prevent future hazards. Before leaving, we thoroughly test each outlet to ensure proper functionality and safety, answer any questions you may have, and provide guidance on caring for your new outlets.

(717) 204-8120


What Our Customers Are Saying

Learn More About Our 100% Satisfaction Guarantee

4.7
Based on 2648 reviews
Donald Palmer
10 hours ago
Technician knowledgeable and professional. Completed work effiently and in a timely manner. Replaced part per recommended schedule. Good maintenance appointment!
We are very appreciative that Kenneth ( and Haller) were able to fit us into the schedule earlier than originally scheduled. Kenneth was timely, very personable and thorough in examining our electrical system. It is a comfort to know our system is operating normally and no issues of concern were noted.
Amy Love
1 day ago
Susan and Ross Bare would like to thank the wonderful technicians who braved the cold last night to restore our heat and came again today follow up. The Maintenance agreement is well worth it if you ever encounter an off hours problem. Our family members have been long time Haller customers as well and we're proud to have our homes serviced by a local company who truly cares about their customers
Gale Zorian
1 day ago
Gabe is the BEST
Louann Green
1 day ago
As far as Brayden.i give him a 5 star review..
Thank you" to Haller for our recent HVAC installation. From the proposal to end of the project, the Team was communicative, professional, and promptly responsive. I would highly recommend this business for your heating, venting, or plumbing Needs.
They came out the day I called them and inspected the heat and ac units. They explained all the issues they found. They did a great job installing the new furnace and AC condenser. The new setup is 100 times better than the old setup.
Xavier Martinez
2 days ago
Nevin was cordial, knowledgeable, and respectful.
Charles Snyder
2 days ago
Kurtis provided excellent response and service to my A/C questions and concerns. He was very professional and thorough in handling the A/C call.
Mike Minney
2 days ago
Gabe did a fantastic job getting rid of the old 50 Gallon Water Heater, replacing it with a Tankless Model. Also updated the Plumbing Home Run Manifold, labeling and making everything much cleaner and more efficient. Recommend Gabe for Plumbing anytime!
Bob Shepp
2 days ago
Nick H was very respectful, pleasant, knowlegable and efficient during our annual hot water heater maintenance and plumbing system checkup.
Steve Becker
2 days ago
Shawn was technically knowledgeable and very personable and directed us through the steps needed to get our furnace repaired.
Jim Morrissey
2 days ago
Shawn is a gentleman and a professional.
Kate L
4 days ago
The service technicians arrived on time and were friendly and professional. Mark, clearly explained all of my replacement options and provided a straightforward quote for me to review before work started. He gave me an estimate of how long the job would take and they were able to replace same day within the time quoted.
James Gorey
5 days ago
The tech was outstanding he explained everything that he was doing
Jay Hess
7 days ago
Technicians were prompt, courteous, excellent job!!
Jeff Dodd
1 week ago
Christian W just serviced our hot water heater and did an excellent job. He was on time, professional and very knowledgeable. Another 5 star performance by Haller!
Aida Nunez
1 week ago
Professional, knowledgeable, and super nice!
Westley was great. Very professional, explained everything he was doing and assessing. Also helped me understand my options. Highly recommend
Gary Kutay
1 week ago
Carl as always was knowledgeable and professional. Did a great job with the four units we have. Work done in a very timely manner.
Jason Phillips
1 week ago
From the time I called to schedule the appointment to the time the technician left, only 3 hours passed. Quick, timely service. Carl was very kind and professional and fixed our leaky AC.
Eugene Amoro
1 week ago
Great job, on time and very professional!
Carol Wiker
2 weeks ago
Been with Haller almost 20yrs I believe
Jon Fassnacht
2 weeks ago
Eliezer worked fast and did a very thorough job getting rid of our old water heater and installing a new one.
smav120
2 weeks ago
Ken did an incredible job maintaining my equipment. He was extremely thorough. I appreciate the communication and recommendations he made. Thanks for the peace of mind, knowing where my equipment stands.

Technician on residential street in Behthlehem Pennsylvania

(717) 204-8120

Signs It’s Time for New Electrical Outlets

Even with proper maintenance, outlets may eventually need replacement.

Look for these warning signs:

An outlet that shifts or pulls away from the wall when you plug something in usually means the internal connections or mounting screws have loosened over time. This movement can lead to poor contact, sparking, or even short circuits. The safest solution is to have the outlet secured or replaced and the wiring connections checked. Tightening the device box and installing a new outlet restores a firm connection and reduces fire risk.

Yellowing, browning, or visible burn marks around an outlet often point to overheating caused by loose wiring, overloaded circuits, or a failing receptacle. The outlet should be replaced and the wiring inspected to identify the source of the heat buildup. Addressing the issue early helps prevent further damage and lowers the risk of an electrical fire.

If plugging into an outlet regularly trips the breaker, the circuit may be overloaded or the outlet itself may be faulty. An electrician can test the circuit load and inspect the outlet to determine whether it needs replacement or if the circuit should be redistributed. Correcting the issue restores dependable power and prevents ongoing strain on your electrical system.

Two-prong outlets without grounding are common in older homes and may not safely support modern electronics. Upgrading to properly grounded three-prong outlets and installing GFCI protection where needed improves safety and ensures compatibility with today’s devices. Modern outlets provide better performance and bring your home closer to current electrical standards.

Types of Electrical Outlets Haller Installs

Upgrading your electrical outlets improves both convenience and safety throughout your home.

Whether you’re remodeling, adding new appliances, or updating older wiring, the right outlet makes a difference in everyday functionality. Haller installs a variety of outlet types to meet modern electrical demands and local code requirements.

Standard duplex outlets provide reliable power for everyday devices throughout living rooms, bedrooms, and hallways. In kitchens, bathrooms, garages, basements, and outdoor spaces, GFCI outlets are required to protect against electrical shock where moisture is present. Haller installs and tests both types to keep your home up to code and performing safely throughout.

Arc Fault Circuit Interrupter outlets help prevent electrical fires caused by damaged or deteriorating wiring. They detect dangerous arc faults and quickly cut power to the circuit. Haller can upgrade your bedrooms and living areas with AFCI protection to enhance overall electrical safety for your family.

USB outlets combine traditional plug access with built-in charging ports, eliminating bulky adapters and keeping devices charged efficiently. Smart outlets go further, allowing control through a smartphone app or voice assistant with scheduling, remote access, and energy monitoring. Haller can install both types in key areas of your home, adding modern convenience and flexibility to your daily routines.

Why Homeowners Trust Haller for Electrical Work

At Haller, every service is backed by decades of experience and licensed electricians.

We take pride in providing work that homeowners can trust, done right the first time.

All work is completed by fully licensed electricians who are trained to meet safety codes and handle any electrical issue. This ensures that your installation is compliant and safe for your home and family.

From lighting upgrades to panel work, outlet installations, and GFCI replacements, Haller handles a wide range of electrical services. You can trust us for any project, big or small.

With nearly 400 employees across five branches, we can serve homes quickly throughout Central and Eastern Pennsylvania. Our team’s size allows us to respond promptly, even for same-day or emergency service needs.

We offer flexible financing to make electrical upgrades manageable for homeowners. This allows you to prioritize safety and functionality without worrying about upfront costs.

Our technicians provide straightforward advice, recommending only what is necessary for your home. You can trust that our recommendations are based on expertise, not upselling.

Decades of service in the region mean we understand common electrical setups in homes across Lancaster, Harrisburg, York, and the Lehigh Valley. From older wiring to modern systems, our team knows what works best and meets all local codes.

(609) 799-3434



Male Haller tech with tool bag entering residential home smiling.

Ready to Upgrade Your Electrical Outlets?

Don’t wait for a small electrical problem to turn into a safety risk. Haller offers professional, licensed electricians who know homes across Central and Eastern Pennsylvania. Contact us today to schedule your outlet installation or electrical inspection.


Electrical Outlet Installation FAQs

How long does outlet installation take?

Most outlet replacements take under an hour per room, though larger projects or multiple GFCI upgrades may take longer. Our team works efficiently without compromising safety or quality.

Can you install GFCI outlets?

Yes. We install GFCI outlets in kitchens, bathrooms, garages, and other areas where moisture is present to ensure safety and code compliance.

Are your electricians licensed?

Absolutely. All Haller electricians are licensed, trained, and experienced in residential and commercial electrical work, including complex installations.

Do you offer same-day or emergency service?

Yes. Our large team and multiple branch locations allow us to provide fast service when electrical problems cannot wait.

How do I know if I need new outlets?

Signs include loose outlets, discoloration, frequent circuit trips, buzzing sounds, or outdated two-prong outlets. Our electricians can inspect your home and recommend safe, cost-effective replacements.

Redeem Offer

Your Promotional Selection Has Been Applied!