Understanding Electrical Service Upgrades for Businesses

June 23, 2025

Importance of Electrical Service Upgrades and the Processes it Involves.

  • Commercial electrician upgrading electrical services.

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Introduction


If your business is expanding, adding new equipment, or experiencing flickering lights and frequent breaker trips, it might be time for an electrical service upgrade. For commercial buildings in Toronto and the GTA, upgrading your electrical system isn’t just about convenience — it’s about safety, compliance, and long-term savings. BradCon Electrical, a trusted commercial electrician in Toronto, helps businesses assess and upgrade their systems to meet today’s power demands. In this post, we’ll explore why electrical service upgrades are important, what the process involves, and how BradCon can support you every step of the way.


What Is an Electrical Service Upgrade?


An electrical service upgrade involves increasing the amount of electrical power available to your building by upgrading the main electrical panel, service wiring, and meter. Most older commercial properties were built with 100-amp or 200-amp service — sufficient decades ago, but often inadequate for today’s equipment-heavy operations, especially with growing use of EV chargers, HVAC systems, and automated machinery.


Signs Your Business May Need an Upgrade


  • Frequent breaker trips or blown fuses
  • Equipment running at reduced efficiency
  • Lights dimming when machines power on
  • Lack of space in your current electrical panel
  • Renovations or expansions planned
  • Installation of EV charging stations or new HVAC systems

Ignoring these warning signs can lead to safety issues, increased downtime, and even code violations.


Why Electrical Service Upgrades Matter for Commercial Properties


Safety and Compliance


An overloaded or outdated electrical system is a fire hazard. Upgrading ensures your building complies with the Ontario Electrical Safety Code and insurance requirements — reducing liability and improving tenant or employee safety.


Future-Proofing Your Power Needs


Toronto’s businesses are becoming more energy-dependent, especially with modern tech and sustainability efforts. From data centres to cafes installing induction appliances, demand is growing. An upgrade helps your business scale without electrical limitations.


Increased Property Value


Upgraded electrical infrastructure makes your property more attractive to tenants and buyers. It signals that the building is equipped for modern operations and reduces the need for future capital expenditures.


Better Support for EV and Green Energy Initiatives


Many Toronto-area businesses are installing EV chargers, solar panels, or energy management systems. These all require sufficient amperage and an upgraded panel to handle the additional load safely and efficiently.


The Electrical Service Upgrade Process in Ontario


Upgrading your electrical service isn’t a DIY job. It involves planning, permits, and working with local utilities. Here’s how BradCon Electrical handles it:


1. Load Calculation and Inspection


BradCon assesses your current load and projected future needs using ESA-compliant tools.


2. Permit Application


They handle the permit process with the Electrical Safety Authority (ESA) and coordinate with Toronto Hydro or your local utility provider.


3. Installation and Panel Upgrade


The existing panel is safely removed and replaced with a higher capacity unit (usually 200–600 amps, depending on your needs).


4. Utility Disconnect and Reconnect


Power is briefly disconnected while the utility connects your new service. BradCon schedules and manages this to minimize downtime.


5. ESA Inspection and Final Testing


Once the work is complete, ESA performs a final inspection. BradCon ensures everything is up to code and functioning optimally.


Final Thoughts


Electrical service upgrades aren’t just technical improvements — they’re a strategic investment in your business’s infrastructure, safety, and future. Whether you’re planning a renovation or simply noticing warning signs of strain, BradCon Electrical can provide a reliable assessment and a seamless upgrade process.


Need help deciding if your business needs an upgrade? BradCon Electrical is just a call away at (416) 881-4212. Their licensed electricians serve all of Toronto and the GTA with professionalism and care.


Frequently Asked Questions

  • How much does a commercial electrical service upgrade cost in Toronto?

    The cost depends on factors like amperage size, panel type, and site conditions. For most commercial properties in Toronto, expect $5,000–$20,000. BradCon Electrical provides detailed quotes after an on-site evaluation.

  • How long does it take to complete a service upgrade?

    Typical upgrades take 1–3 days to complete once all permits and utility scheduling are in place. BradCon handles all coordination to minimize disruption to your business.

  • Do I need a permit for an electrical service upgrade in Ontario?

    Yes. All service upgrades in Ontario require an ESA permit and inspection. BradCon takes care of this process on your behalf.

  • Can I install EV chargers without upgrading my electrical service?

    It depends on your existing service size and total building load. Many businesses require a panel upgrade before adding EV infrastructure. BradCon can assess and recommend the best path forward.

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