Should You Replace Your Pushmatic 100 Amp Electrical Panel? Here's What You Should Know

What Is a Pushmatic Electrical Panel?

If your home has a Pushmatic 100 amp electrical panel, it’s likely time for an upgrade. Pushmatic panels were produced from the 1950s to the early 1980s and were once considered a space-saving innovation. Unlike modern breaker panels with toggle-style breakers, Pushmatic breakers are push-button operated. While unique in design, they come with several disadvantages by today’s standards.

Pushmatic panels:

Use push-to-reset breakers instead of toggle switches
Do not have a main breaker in many models
Can become stiff or unresponsive over time
May not be compatible with today’s high-power loads
Are discontinued, with replacement parts becoming hard to find

Most concerning of all: Pushmatic panels are now considered outdated and in many cases unsafe due to aging components, poor compatibility with modern appliances, and reduced capacity.

Why Are Homeowners Upgrading to 200 Amp Panels?

Today’s homes are more power-hungry than ever. Between electric vehicle (EV) chargers, high-efficiency heat pumps, tankless water heaters, and smart appliances, the average household simply needs more electrical capacity.

Upgrading from a 100 amp Pushmatic panel to a modern 200 amp service isn’t just about convenience—it’s about safety, energy efficiency, and preparing your home for the future.

Here’s what a 200 amp upgrade delivers:

Benefit	Why It Matters
✅ More Capacity	Power all your devices, appliances, and systems without tripping breakers
⚡ EV Charger Ready	Easily add a Level 2 EV charger with proper 240V support
❄️ Heat Pump Compatible	Supports high-efficiency cold-climate heat pump HVAC systems
🏡 Increased Home Value	Modern electrical service is a plus for buyers and appraisers
🔥 Improved Safety	Reduces overload risks and fire hazards
🌎 Electrification Ready	Future-proof for solar panels, induction cooking, and battery backups

Signs You Need to Upgrade from a Pushmatic 100 Amp Panel

If any of the following apply, it may be time to replace your panel:

You have a Pushmatic panel (look for the push-button style breakers)
Breakers trip frequently or feel stiff
You plan to install an EV charger or heat pump
Your lights flicker or dim when appliances run
There’s no room in your current panel for new circuits
You notice buzzing, arcing, or heat around the panel

Don’t wait for a failure. Upgrading proactively can prevent electrical issues and protect your home investment.

What Does a 200 Amp Service Upgrade Involve?

At Denommee Plumbing, HVAC & Electric, we make panel upgrades seamless and safe. We’re licensed, experienced, and handle every part of the job—from assessment to inspection.

Our Process:

Free In-Home Assessment
We evaluate your existing Pushmatic panel, assess your home’s power needs, and discuss upcoming projects (EVs, HVAC upgrades, etc.).
Permits & Utility Coordination
We work with your local municipality and electric utility (National Grid, Eversource, or municipal light plant) to schedule disconnection and reconnection.
New Panel & Service Equipment Installation
- Remove the old 100 amp Pushmatic panel
- Install a modern 200 amp main breaker panel
- Upgrade the meter socket and service entrance cable
- Improve grounding and bonding to meet current code
Inspection & Reconnection
Once local inspection is complete, we coordinate with your utility for power reconnection—usually the same day.

Denommee’s Advantage: In-House Electrical, Plumbing, and HVAC Experts

Unlike most contractors, Denommee offers a complete team of in-house licensed electricians, HVAC technicians, and plumbers. This allows us to:

Coordinate full home energy upgrades
Handle HVAC and EV charger integration
Complete safe, clean, code-compliant work
Avoid delays and reduce subcontractor confusion

Our experienced electricians specialize in legacy panel upgrades, including Pushmatic panels, and ensure each project is handled with safety, transparency, and craftsmanship.

How Much Does a Pushmatic to 200 Amp Upgrade Cost?

Most homeowners in our service area spend between $3,800 and $6,800 for a complete upgrade, depending on:

Panel location (basement, garage, finished area)
Meter and grounding conditions
Overhead vs. underground service
Permitting and utility coordination needs

Denommee provides flat-rate, upfront pricing—so you know exactly what your investment will be. No hourly surprises. No upsell pressure.

Get More with Denommee’s Peace of Mind Membership

Homeowners upgrading their electrical panels can benefit from our Peace of Mind Service Program, which includes:

Annual electrical safety inspections
Priority response and scheduling
Discounts on additional electrical upgrades
Coverage for HVAC and plumbing systems too

This program ensures your home’s major systems remain safe, efficient, and professionally maintained year after year.

Your Home’s Energy Future Starts with a Safe, Modern Panel

Today’s homeowners are electrifying everything—from driving EVs to heating with cold-climate heat pumps. But these upgrades can’t be safely supported by an aging Pushmatic 100 amp panel.

Whether you’re in Cambridge, Lexington, Woburn, Arlington, Lowell, Dracut, Westford, Tyngsborough, or Nashua, Denommee is here to help you transition your home for the future—with safe, modern, code-compliant service upgrades.

🧰 Why Choose Denommee for Your Electrical Panel Upgrade?
Denommee Plumbing, HVAC & Electric is trusted by thousands of homeowners in Tewksbury, Acton, Nashua, Concord, Reading, Billerica, and beyond for code-compliant, safe, and efficient panel upgrades.

Here’s why:

🔌 Licensed electricians with deep panel upgrade experience

⚖️ Transparent pricing and honest recommendations

⚡ Integrated heat pump, EV charger, and solar-ready installations

⭐ 5-star reviews from real customers across MA and NH

✅ Permit and utility coordination handled for you

We’re more than just electricians—we’re whole-home electrical and energy efficiency pros.

📲 Ready to Upgrade? Call us today at 978-649-8886 to Book
Don't wait until you're out of space in your panel—or worse, dealing with tripped breakers and unsafe wiring.

📲 Text “PANEL UPGRADE” to (857) 226-9140 to instantly schedule your free quote and on-site evaluation through text messaging.

We’ll help you assess your home’s needs, estimate your upgrade, and make the transition easy and stress-free.