Electrical Panel Upgrades

Upgrade your electrical system safely and professionally with O’Brien Electrical Contracting. We provide code-compliant panel upgrades designed to handle today’s power demands.

Is Your Electrical Panel Holding You Back?

If your home or building still has an outdated or undersized electrical panel, it may not be able to safely handle modern electrical loads.


At O’Brien Electrical Contracting, we specialize in electrical panel upgrades and service upgrades, ensuring your system is safe, reliable, and built for the future.


Signs You May Need a Panel Upgrade

  • Breakers constantly tripping
  • Flickering or dimming lights
  • Limited space for new circuits
  • Use of extension cords due to lack of outlets
  • Old or obsolete panels (Federal Pacific, Zinsco, etc.)
  • Planning renovations, additions, or new appliances
  • Installing EV chargers, hot tubs, or generators
  • Panel feels warm or shows signs of wear



If you’re noticing any of these issues, your system may be overloaded or unsafe.

What’s Included in a Panel Upgrade

Every project is handled with precision and attention to detail:



  • Removal of existing panel equipment
  • Installation of new electrical panel (100A / 200A / 400A)
  • Installation of main breaker and branch breakers
  • Re-termination and organization of existing circuits
  • Proper grounding and bonding
  • Labeling of circuits
  • System testing and verification
  • Coordination with utility company if required
  • Permit and inspection compliance

Service Upgrade vs Panel Replacement — What’s the Difference?

Panel Replacement
Replacing the existing panel with a new one of the same capacity.


Service Upgrade
Increasing the electrical capacity (ex: 100 amp → 200 amp), which may include:

  • New meter equipment
  • New service entrance conductors
  • New service disconnect
  • Utility coordination


We evaluate your system and recommend the best solution based on your needs.

Our Panel Upgrade Process


Step 1: On-Site Evaluation
We assess your existing system, load requirements, and goals.


Step 2: Clear Scope of Work
You receive a detailed explanation of what’s needed and why.


Step 3: Permits & Planning
We handle permits and coordinate with your township and utility.


Step 4: Professional Installation
Clean, organized, code-compliant installation.



Step 5: Inspection & Final Testing
We ensure everything passes inspection and operates properly.

Benefits of Upgrading Your Electrical Panel


  • Increased electrical capacity
  • Improved safety and reduced fire risk
  • Ability to add new circuits and appliances
  • Code-compliant system
  • Better performance and reliability
  • Increased home value

Common Panel & Service Upgrades We Perform


  • 100 Amp → 200 Amp upgrades
  • 200 Amp panel replacements
  • 400 Amp service installations
  • Subpanel conversions and upgrades
  • Meter socket upgrades
  • Service disconnect installations
  • Garage and detached structure panels


Also need circuits added? Check out our Dedicated Circuit Installation services.

Ready to Upgrade Your Electrical Panel?

Don’t let an outdated panel limit your home or business.



Contact us today to schedule service or request an estimate.