If your breakers trip often, your lights flicker when appliances kick on, or you still have a fuse box, your electrical panel is telling you it is working too hard. Worcester has a lot of older homes built for a fraction of the electrical load we use today, and an undersized or aging panel is both an inconvenience and a safety risk. Here are the seven signs worth paying attention to.
- Frequent tripped breakers or flickering lights point to an overloaded panel.
- A fuse box or a decades-old panel is worth an assessment.
- Adding an EV charger or heat pump often means upgrading first.
- Warm outlets or a burning smell are urgent, call right away.
- Most modern homes are well served by a 200-amp service.
Your breakers trip regularly
An occasional trip is the breaker doing its job. Frequent trips mean your circuits are routinely overloaded, your panel cannot comfortably carry the load you are asking of it. Resetting the breaker again and again treats the symptom, not the cause.
Your lights flicker or dim
If lights dim when the microwave, air conditioner, or dryer starts, the panel is struggling to deliver steady power. It is a common sign that your service is undersized for the home’s modern demand.
You still have a fuse box or an old panel
Fuse boxes and certain older panel brands were not built for today’s loads and, in some cases, have known safety concerns. If you have never had your panel evaluated and it looks decades old, it is worth an assessment. We can tell you whether it is fine or a genuine risk.
You are adding a major appliance, EV charger, or heat pump
This is the most common reason we upgrade panels. A Level 2 EV charger or a heat pump draws serious power. If your home runs on a 100-amp service that is already near capacity, there may be no safe room to add the new circuit without upgrading first. Planning one of these? Our EV charger page explains how the panel ties in.
You rely on power strips and extension cords
If outlets are so scarce that power strips are daisy-chained around the house, the wiring was designed for a different era. That is a load and a safety problem, and adding circuits often means confirming the panel can support them.
Outlets or the panel feel warm, or you smell something burning
Treat this as urgent. Warm outlets or cover plates, a burning or scorched smell, or discoloration around the panel can signal a serious hazard. Stop using the circuit and call a licensed electrician right away.
Your home is 40-plus years old and has never been updated
Age alone is not proof of a problem, but an older Worcester home that has never had its electrical service evaluated is worth a look, especially before you buy, sell, or renovate. Older wiring and undersized service are exactly the things a safety assessment is designed to catch.
What size panel do I need, 100, 200, or 400 amps?
Most modern homes are well served by a 200-amp service, which comfortably handles central air, electric appliances, an EV charger, and a heat pump. Smaller homes with modest demand may be fine at 100 amps, and very large homes or those with heavy loads sometimes need 400. The right answer depends on your home’s actual and future load, which is what we assess before recommending an upgrade. Full detail is on our electrical panel upgrade page.
Not sure if your panel is a problem? Let’s look
You do not have to guess. The team at Bergeron Contracting will assess your panel and tell you honestly whether it is fine or due for an upgrade, no scare tactics. Call (508)-735-7245 or request a free estimate.
Bergeron Contracting, Paul Bergeron Jr. Electrical Contracting Inc. MA Master Electrician License #21807-A. Serving Worcester and Worcester County since 2006.
| Service size | Best for |
|---|---|
| 100 amp | Smaller homes with modest demand |
| 200 amp | Most modern homes: central air, EV charger, heat pump |
| 400 amp | Large homes or those with heavy combined loads |
Frequently Asked Questions
How much does a panel upgrade cost?
For a typical 100-amp to 200-amp upgrade, plan for a rough range of about $1,800 to $4,500 depending on your home and access.
Is a panel upgrade worth it?
If you are tripping breakers, flickering lights, or adding an EV charger or heat pump, yes. It removes a safety risk and unlocks the capacity your home needs.
How long does a panel upgrade take?
Most residential service upgrades are completed in a single day, with a short planned power interruption while the work is done.
Do I need a permit to upgrade my panel?
Yes. A panel or service upgrade always requires a permit and inspection in Massachusetts. We handle both.
