100-Amp to 200-Amp Upgrade in Gaithersburg
Electrical Heavy Ups for Homes in Maryland
If your household’s electrical system is having difficulty meeting your power demands, it may be time for a heavy up. At Electrical Connections, our licensed electricians provide heavy-up electrical services that improve safety, reliability, and performance for your entire home.
As a top-rated residential electrical service company with over 1,000 five-star reviews, we’re known for delivering work rooted in integrity and transparency. If you’re ready to upgrade your home with a heavy up service, contact us today to schedule a quote.
What Is a Heavy Up?
A heavy up is an electrical service upgrade. This is the process of increasing the amount of electrical power available to your home. Most older homes were built with 100-amp service, which was sufficient decades ago. Today, with more appliances and electronics, many homeowners upgrade to 200 amps or more to handle the additional load safely and efficiently.
During a heavy-up electrical service, our electricians replace your electrical panel and main service line to accommodate higher amperage. The result is improved capacity, fewer tripped breakers, and a system that meets current electrical codes.
Why You Might Need a Heavy Up
There are several reasons to consider a heavy up panel upgrade:
- Upgrading appliances or systems: New HVAC equipment, EV chargers, or modern appliances draw more power.
- Home additions or remodels: Adding new rooms, a basement, or outdoor living areas increases your electrical demand.
- Frequently tripped breakers: If your circuit breakers trip often, it’s a sign your panel is overloaded.
- Outdated electrical panels: Older panel models may not provide adequate electrical support.
- Plans for future upgrades: If you’re preparing to install something new that will require a lot of electricity, like a hot tub or electric car charger, a heavy up ensures your system can handle it.
- You have an older home: Many older homes were built with 60- or 100-amp panels that simply can’t handle the power demands of today’s technology and appliances.
A heavy up electrical upgrade helps prevent overloads, improves system safety, and prepares your home for future electrical needs.
What Is the Difference Between 100 Amps and 200 Amps?
The main difference between 100-amp and 200-amp service is how much electrical power your home can safely use at one time.
A 100-amp panel was standard for older homes built before the 1980s. It can handle basic electrical needs, like lighting, outlets, and a few appliances. It may not provide enough power for modern households with high-energy requirements.
A 200-amp panel, on the other hand, doubles your home’s electrical capacity. It allows you to run more devices at once without overloading circuits or tripping breakers. Upgrading to 200 amps provides extra flexibility for renovations, additions, or future technologies.
If your home still runs on a 100-amp panel, a heavy up electrical panel upgrade can bring it up to today’s safety and performance standards.
40,000+ families served. 4.9 stars earned. Hear It from Our Customers
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“The response by the owner to ensure they met their promise is difficult to find these days.”Brandon
He did a fantastic job
"After the original issue, the owner Guillermo reached out to me and apologized profusely, and ensured me they would have a technician available for my appointment. The technician arrived on time to the appointment, installed a new light fixture on a tiled wall, and changed out a few light switches around my house. He did a fantastic job, and I highly recommend working with Electrical Connections if you're looking for an electrician. The response by the owner to ensure they met their promise is difficult to find these days."- Brandon -
“Quick to respond and he provided a thorough and up-front explanation of all the required work.”Jason M.
Honest and Genuinely Interested in Solving Our Problem
"Great experience with Peter. He seemed honest and genuinely interested in solving our problem (which he was easily able to diagnose). He was quick to respond and he provided a thorough and up-front explanation of all the required work."- Jason M. -
“Efficient, pleasant, knowledgeable. Same-day service that solved our electrical problem.”Mary M.
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“Franklin was wonderful- professional, thorough, answered all my questions, and provided multiple options for addressing the work that needs to be done.”M. T.
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“All of the work he did for me was completed quickly and professionally, I very much appreciate the fact that Jorge went out of his way to be sure I was fully satisfied with the results.John W.
”Offered me a variety of options
"I needed a smart switch replaced. Jorge was knowledgeable about dealing with smart switches and offered me a variety of options for obtaining the replacement switch and recommended installing a whole house surge protector. When the switch I ordered was somewhat different from the one being replace, Jorge analyzed the situation and determined how the new switch needed to be installed. All of the work he did for me was completed quickly and professionally, I very much appreciate the fact that Jorge went out of his way to be sure I was fully satisfied with the results.- John W.
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More than Just Electrical Service Why Families Trust Us
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Safety Comes FirstEvery recommendation starts with one goal: helping keep your home and the people you love safe.
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Family-Owned, Family-MindedOur family built this company on hard work, integrity, and treating people the way we want to be treated.
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Advisors, Not SalespeopleWe explain what we find, walk you through your options, and let you decide what’s right for your home.
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Care Beyond the RepairWe look beyond the immediate problem to help identify electrical concerns that could put your family or home at risk.
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Always Getting Better
Our electricians train continually so they can bring proven knowledge, safer solutions, and quality workmanship into your home.
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Integrity You Can Trust
We believe trust is earned through honest communication, accountability, and doing what it takes to make things right.