Your electrical panel is one of the most important components of your home’s electrical system. It distributes electricity to circuits throughout the property and helps protect those circuits from certain electrical problems.
As a Tolleson home becomes older or its electrical demands increase, the existing panel may no longer provide the capacity needed for modern appliances, HVAC equipment, EV chargers, home offices, pool equipment, and other electrical systems.
But how do you know when an electrical panel upgrade is actually necessary?
Some warning signs are easy to notice, such as frequent breaker trips or burning smells near the panel. Other situations, such as planning a remodel or installing an EV charger, may require a professional evaluation before you know whether an upgrade is needed.
Just Right Electric provides electrical panel and service upgrade solutions for homeowners in Tolleson and surrounding Phoenix-area communities.
What Does an Electrical Panel Do?
The electrical panel acts as the central distribution point for electricity entering your home.
It connects your electrical service to individual circuits that power areas and equipment throughout the property.
The panel contains components such as:
- Main breaker
- Circuit breakers
- Electrical connections
- Bus bars
- Grounding and bonding components
- Service connections
The panel also provides a way to disconnect and protect individual electrical circuits.
Because the panel is connected to the home’s overall electrical service, problems with the panel can affect multiple areas of the property.
Why Would a Tolleson Home Need a Panel Upgrade?
Electrical requirements can change considerably over the life of a home.
A system that was adequate when the property was built may have difficulty supporting today’s electrical equipment.
Homeowners may add:
- Central air conditioning
- Electric appliances
- Pool equipment
- EV chargers
- Home offices
- Workshop equipment
- Smart-home systems
- Additional lighting
- New HVAC equipment
- Entertainment systems
An electrical panel upgrade may provide additional capacity when the existing system cannot adequately support current or planned electrical loads.
However, not every electrical problem requires a complete panel upgrade. A qualified electrician should evaluate the existing system before recommending replacement or additional capacity.
Signs You May Need an Electrical Panel Upgrade
Several warning signs can indicate that your electrical panel should be professionally evaluated.
These include:
- Frequent breaker trips
- Flickering or dimming lights
- Burning smells near the panel
- Buzzing or crackling sounds
- Warm electrical equipment
- Discolored breakers
- Visible corrosion
- Damaged wiring
- Limited breaker space
- Repeated electrical interruptions
These symptoms can have multiple causes. An electrician should determine the underlying problem before deciding whether a panel upgrade is appropriate.
Frequent Breaker Trips
One of the most noticeable signs of electrical capacity or circuit problems is a breaker that repeatedly trips.
A breaker may trip because of:
- An overloaded circuit
- A faulty appliance
- Wiring problems
- A short circuit
- Excessive electrical demand
- Another electrical fault
A panel upgrade may help in some situations, but it should not automatically be assumed to be the solution.
An electrician can troubleshoot the affected circuit and determine whether the problem involves the circuit, connected equipment, panel, or overall electrical capacity.
Your Electrical Panel Has Limited Breaker Space
Another reason to have your electrical panel evaluated is running out of available breaker spaces.
This can become a concern when you want to add:
- EV charging
- New HVAC equipment
- Additional appliances
- Pool equipment
- Dedicated circuits
- Home office equipment
- Workshop equipment
- New lighting
Limited breaker space does not necessarily mean that your entire electrical service is undersized. The panel and overall electrical capacity should be evaluated before deciding what type of upgrade is necessary.
You Are Installing an EV Charger
An EV charger can add a substantial electrical load to a home.
Before installing a Level 2 EV charger, an electrician can evaluate:
- Existing service size
- Panel capacity
- Current electrical loads
- Available breaker space
- Existing circuits
- Charger requirements
- Wiring requirements
- Future electrical demand
Some homes may already have sufficient capacity for an EV charger. Others may require a panel upgrade or service upgrade before installation.
The decision should be based on the home’s actual electrical load rather than simply the age of the panel.
You Are Planning a Home Remodel
A remodeling project is a good time to evaluate your home’s electrical panel.
Kitchen renovations, room additions, garage conversions, and other remodeling projects may introduce additional electrical loads.
New electrical requirements can include:
- Kitchen appliances
- New outlets
- Lighting
- HVAC equipment
- Bathroom equipment
- Dedicated circuits
- Additional electrical equipment
Evaluating the electrical panel before construction begins can help identify capacity limitations before the remodel is underway.
You Are Adding Major Appliances
Modern appliances can place significant demands on an electrical system.
Examples include:
- Electric ranges
- Electric ovens
- Electric water heaters
- Clothes dryers
- HVAC equipment
- Pool equipment
- Large refrigeration equipment
- Workshop equipment
If you are adding several high-demand appliances at the same time, an electrician can evaluate the home’s total electrical load.
Depending on the results, you may need a dedicated circuit, additional capacity, a panel upgrade, or another electrical solution.
Your Home Has an Older Electrical Service
Older homes may have electrical systems designed around lower electrical demand than modern households require.
Over the years, homeowners may add appliances, air conditioning, lighting, electronics, pool equipment, EV charging, and other systems.
An older electrical service may eventually become limited by:
- Lower service capacity
- Aging equipment
- Limited breaker spaces
- Outdated components
- Previous electrical modifications
- Increased household demand
A professional electrical evaluation can determine whether the existing panel and service are appropriate for the home’s current and future needs.
You Notice Burning Smells Near the Panel
A burning smell coming from or around the electrical panel should not be ignored.
It may be associated with overheating electrical components, damaged wiring, loose connections, or another electrical problem.
Other warning signs can include:
- Discoloration
- Melted components
- Smoke
- Unusual heat
- Buzzing
- Crackling
If you notice these symptoms, avoid attempting to open or repair the panel yourself. Have the system evaluated by a qualified electrician.
If there is smoke, fire, or an immediate electrical emergency, leave the area and contact the appropriate emergency service.
The Panel Is Hot or Shows Signs of Damage
Electrical panels and breakers should not show unexplained signs of overheating.
Look for:
- Excessive heat
- Burn marks
- Discoloration
- Melted plastic
- Corrosion
- Damaged breakers
- Damaged wiring
These conditions can indicate an electrical problem that requires professional attention.
A damaged panel may need repair or replacement depending on the condition of the equipment and the cause of the damage.
Flickering or Dimming Lights
Flickering or dimming lights can have several possible causes.
If lights throughout your home repeatedly flicker or dim, the issue may involve:
- Electrical connections
- Circuit loading
- Wiring
- Electrical equipment
- Service capacity
- Other electrical components
A panel upgrade may be appropriate in some situations, but an electrician should diagnose the cause before determining the solution.
You Need Additional Dedicated Circuits
High-demand appliances and equipment may require dedicated electrical circuits.
Examples can include:
- EV chargers
- Electric ranges
- Ovens
- Water heaters
- HVAC equipment
- Clothes dryers
- Pool equipment
- Workshop equipment
If your existing panel cannot accommodate the additional circuits or electrical load, a panel upgrade may be necessary.
However, if sufficient capacity and breaker space are already available, a dedicated circuit may sometimes be installed without replacing the entire panel.
100 Amp vs. 200 Amp Electrical Service
One common question homeowners ask is whether they should upgrade from a 100 amp system to 200 amp service.
A 100 amp service may be sufficient for some homes with lower electrical demand.
A 200 amp service can provide additional capacity for modern electrical requirements and future projects.
However, upgrading to 200 amps should not be based solely on the age of the home or the assumption that bigger is always better.
An electrician should evaluate:
- Current electrical load
- Existing service
- Panel condition
- Major appliances
- HVAC equipment
- EV charging requirements
- Planned remodeling
- Future electrical needs
The appropriate service size should be based on the home’s actual requirements.
Panel Upgrade vs. Panel Replacement
The terms panel upgrade and panel replacement are sometimes used interchangeably, but the appropriate work depends on the existing electrical system.
A panel may need replacement because of:
- Age
- Physical damage
- Outdated components
- Corrosion
- Overheating
- Electrical faults
A larger upgrade may involve additional service capacity, new service equipment, or other electrical modifications.
An electrician can inspect the existing system and determine whether the appropriate solution is a panel replacement, panel upgrade, service upgrade, or another repair.
Planning for Future Electrical Needs
When evaluating an electrical panel, it can be useful to consider more than your current electrical usage.
Future projects may include:
- EV charger installation
- Solar equipment
- Battery storage
- Additional HVAC equipment
- Home additions
- Workshop equipment
- Pool equipment
- New appliances
- Smart-home systems
Considering future electrical demand can help you avoid making an upgrade that does not adequately support your longer-term plans.
Should You Upgrade Your Panel Before an EV Charger?
Not necessarily.
A home with an existing 200 amp service may have enough capacity for a Level 2 EV charger. However, the actual electrical load still needs to be evaluated.
A home with 100 amp service or a heavily loaded panel may require additional electrical work.
An electrician can evaluate:
- Main service size
- Panel capacity
- Existing household loads
- Available breaker space
- EV charger requirements
- Future electrical demand
The evaluation determines whether the charger can be installed with the existing system or whether an upgrade is appropriate.
Do You Need a Panel Upgrade During a Remodel?
A remodel does not automatically require a new electrical panel.
However, major renovations can introduce additional electrical loads and circuits.
Before beginning a remodeling project, consider whether you are adding:
- Multiple appliances
- New HVAC equipment
- Additional rooms
- New lighting
- More outlets
- EV charging
- Dedicated circuits
- Outdoor electrical equipment
Having the electrical system evaluated before construction can help identify limitations early.
Why Professional Panel Installation Matters
Electrical panels distribute power throughout the home, so proper installation is important.
A qualified electrician can evaluate:
- Existing panel condition
- Main breaker
- Service capacity
- Circuit breakers
- Wiring
- Electrical connections
- Grounding and bonding
- Electrical load
- Available breaker space
- Future electrical requirements
Just Right Electric states that its panel installation work is performed by licensed and insured electricians and designed around applicable electrical requirements.
Avoid DIY Electrical Panel Work
Electrical panels contain potentially dangerous electrical components.
Homeowners should not attempt to replace panels, modify breakers, move electrical wiring, or perform service upgrades without the appropriate qualifications.
If you notice a problem with your panel, focus on identifying the warning signs and contact a qualified electrician for an evaluation.
Electrical Panel Upgrades in Tolleson, AZ
Just Right Electric provides electrical panel and service upgrade solutions for Tolleson homeowners.
Panel-related services can include:
- Electrical panel upgrades
- Panel replacements
- Breaker box installation
- 100 amp to 200 amp upgrades
- Main electrical service upgrades
- Subpanel installation
- Electrical inspections
- Troubleshooting
- Surge protection
- Electrical upgrades for EV chargers
The appropriate service depends on your home’s electrical system, current load, panel condition, and future electrical requirements.
Final Thoughts
An electrical panel upgrade can be an important improvement when a Tolleson home’s existing electrical system is outdated, damaged, overloaded, or unable to support planned electrical equipment.
Frequent breaker trips, limited breaker space, flickering lights, overheating, damaged components, remodeling projects, EV charger installation, and increasing electrical demand are all reasons to have your electrical system evaluated.
However, these signs do not automatically mean you need a new panel. A professional electrical evaluation can determine whether the appropriate solution is a repair, dedicated circuit, panel replacement, panel upgrade, or larger service upgrade.
Just Right Electric provides electrical panel and service upgrade solutions for homeowners in Tolleson and throughout the Phoenix metro area.
Frequently Asked Questions
How do I know if my electrical panel needs an upgrade?
Common signs include frequent breaker trips, limited breaker space, flickering lights, overheating, damaged components, an aging panel, or plans to add high-demand electrical equipment. A professional evaluation can determine whether an upgrade is necessary.
Should I upgrade from a 100 amp panel to 200 amps?
It depends on your home’s electrical load and future requirements. A 200 amp service provides additional capacity, but an electrician should evaluate the home’s electrical needs before recommending the appropriate service size.
Can a panel upgrade stop breakers from tripping?
It can in some situations, but frequent breaker trips can have several causes. The underlying problem should be diagnosed before determining whether a panel upgrade is the correct solution.
Do I need a panel upgrade for an EV charger?
Not necessarily. Some homes already have enough electrical capacity for an EV charger. Others may require a panel or service upgrade. The existing electrical system should be evaluated before installation.
Can I upgrade my panel during a home remodel?
Yes. A remodel can be a good opportunity to evaluate electrical capacity and determine whether additional circuits, a panel upgrade, or a service upgrade is necessary.
Does adding a 200 amp panel automatically mean I need a 200 amp service upgrade?
Not necessarily. Panel and service requirements are related but are not always identical. The home’s electrical service, panel, load, and equipment should be evaluated together.
Can a panel upgrade provide more breaker space?
Yes. Depending on the existing equipment and electrical service, a panel replacement or upgrade can provide additional breaker spaces for new circuits.
How long does an electrical panel upgrade take?
The time required varies depending on the existing electrical system, project complexity, service requirements, permits, and any additional work needed.
Should I install surge protection when upgrading my panel?
Whole-home surge protection can be considered as part of an electrical upgrade. It can provide an additional layer of protection for appliances, electronics, HVAC equipment, and other electrical devices.
Do I need an electrician to upgrade my electrical panel?
Yes. Electrical panel work involves significant electrical hazards and should be evaluated and performed by a qualified electrical professional.