# Guides | Toronto Electrical Panel Upgrade URL: https://electricalpanelupgradetoronto.ca/guide/ # Electrical Panel Upgrade Guides for Toronto Property Owners Plain answers to the questions that come up before a panel upgrade: what the ESA certificate proves, how the Toronto Hydro disconnect works, what drives the price between overhead and underground service, and when a fuse box or Stab-Lok panel has to be replaced. ## Guides are being published The guide library is still being written. Every question it will answer is already covered in shorter form on the service pages and in the homepage FAQ: cost ranges by service size, the ESA permit and inspection sequence, the utility disconnect process, and the insurance triggers behind most panel replacements. Read the FAQ [/#faq →](/#faq) Residential services [/residential-electrical-panel-upgrades/ →](/residential-electrical-panel-upgrades/) ## Panel Upgrade Services Each service page carries the technical detail, the price band and the FAQs for that job. ![Crew installing a 200A main breaker and 42-circuit load centre in a Toronto basement](/images/misc/two-electricians-in-plain-navy-workwear-seen-from-.webp) Most Requested From $2,500 CAD ### 100A to 200A Service Upgrades A 100A to 200A service upgrade in Toronto is Toronto Electrical Panel Upgrade's most-requested job. Upgrade from an undersized 100A service to a full 200A, 42-circuit panel with 2/0 AWG copper or 4/0 AWG aluminum service entrance conductors sized per OESC Section 8, a new meter base, weatherhead and mast where required, whole-home surge protector, copper grounding electrode conductor, and ESA Certificate of Acceptance. Toronto Hydro disconnect and reconnect coordinated end-to-end so you get one point of contact for permit, materials, and utility scheduling. A 100A to 200A upgrade in Toronto costs $2,500 to $8,000 CAD depending on whether the service is overhead or underground and which load centre you choose from Siemens, Square D or Eaton, with the ESA permit fee and utility coordination fee itemised on the written quote. Most calls start with a trigger: a Level 2 EV charger install, a cold-climate heat pump, an induction range, a hot tub or sauna, a basement-suite subpanel, a major renovation that puts the panel in front of an ESA inspector, or a 60A fuse panel flagged during a home inspection. We serve Toronto, Etobicoke, Scarborough, North York, York and East York on Toronto Hydro, plus Mississauga, Brampton, Vaughan and Markham on Alectra Utilities, Oakville on Oakville Hydro, Burlington on Burlington Hydro, and Ajax, Pickering, Whitby on Elexicon Energy inside our 50km radius. View service [100A to 200A Service Upgrades →](/100a-to-200a-service-upgrades/) ![Crew removing an Edison-base fuse block and mounting a new breaker panel in a Toronto basement](/images/misc/two-electricians-seen-from-behind-removing-an-old-.webp) Insurance Deadlines From $1,800 CAD ### Fuse Box Replacement Fuse box replacement in Toronto converts an outdated 60A fuse panel or Edison-base cartridge fuse box to a modern 100A or 200A breaker panel with arc-fault circuit interrupters (AFCI) and ground-fault circuit interrupters (GFCI) where required by the Ontario Electrical Safety Code, plus a whole-home surge protective device (SPD), a copper grounding electrode conductor, an updated neutral bar bonding jumper, and an ESA Certificate of Acceptance your insurer will accept for policy renewal. Toronto Electrical Panel Upgrade handles the Toronto Hydro service disconnect and reconnect, files the ESA permit, and delivers the inspection certificate on the day of energization. A fuse box to breaker panel conversion in Toronto costs $1,800 to $5,000 CAD depending on panel size (24 to 42 circuits), whether the existing service entrance conductors are reusable or need replacement, and which load centre you choose from Siemens, Schneider Electric Homeline, or Eaton BR series. Most calls start with a trigger: a home insurance non-renewal notice, a real-estate closing condition, a home inspection report flagging the fuse box, a Federal Pacific Stab-Lok or Zinsco panel discovered in the basement, or a Notification of Work required for adjacent renovation. We serve Toronto, Etobicoke, Scarborough, North York, York and East York on Toronto Hydro, plus Mississauga, Brampton, Vaughan and Markham on Alectra Utilities, Oakville on Oakville Hydro, Burlington on Burlington Hydro, and Ajax, Pickering, Whitby on Elexicon Energy inside our 50km radius. View service [Fuse Box Replacement →](/fuse-box-replacement/) ![Crew removing a Federal Pioneer Stab-Lok panel and fitting a replacement load centre](/images/misc/two-electricians-seen-from-behind-removing-a-feder.webp) Resale Blocker From $1,800 CAD ### Federal Pacific Stab-Lok Panel Replacement Federal Pacific Stab-Lok panel replacement in Toronto removes a defective Federal Pacific Electric, Federal Pioneer, or Zinsco Stab-Lok panel identified at home inspection or flagged during closing, and installs a code-compliant 100A or 200A breaker panel with proper arc-fault protection, a whole-home surge protective device, an ESA Certificate of Acceptance, and documentation your home insurer will accept to lift a non-renewal notice. The Stab-Lok failure-to-trip defect is a documented resale closing condition across the GTA. Toronto Electrical Panel Upgrade handles the Toronto Hydro service disconnect and reconnect, files the ESA permit, replaces the load centre and any corroded grounding electrode conductor, and delivers the inspection certificate for insurer submission. A Federal Pioneer panel replacement in Toronto costs $2,500 to $6,000 CAD depending on service size (100A vs 200A), whether the meter base and service mast are reusable, and which load centre you choose from Siemens, Square D QO series, Schneider Electric Homeline, or Eaton BR series. Most calls start with a trigger: a home inspection flag identifying breaker colour markings characteristic of Stab-Lok, a real-estate closing condition, a Zinsco or Pushmatic panel discovered during renovation, a home insurance underwriting requirement, or a Notification of Work required for basement finish. We serve Toronto, Etobicoke, Scarborough, North York, York and East York on Toronto Hydro, plus Mississauga, Brampton, Vaughan and Markham on Alectra Utilities, Oakville on Oakville Hydro, and Ajax, Pickering, Whitby on Elexicon Energy inside our 50km radius. View service [Federal Pacific Stab-Lok Panel Replacement →](/federal-pacific-stab-lok-panel-replacement/) ![Crew mounting a replacement breaker panel with the old corroded enclosure set aside](/images/misc/two-electricians-seen-from-the-side-mounting-a-rep.webp) From $1,800 CAD ### Electrical Panel Replacement Electrical panel replacement in Toronto swaps a failing, obsolete, or fire-damaged breaker panel at the same amperage with a new code-compliant load centre from Siemens, Square D QO series, Schneider Electric Homeline, or Eaton BR series, plus an ESA Certificate of Acceptance filed the day of energization. Toronto Electrical Panel Upgrade diagnoses the failing panel (bus bar corrosion, double-tapped terminals, cracked plastic breaker housings, main service disconnect failure, breaker tripping under normal load), coordinates the Toronto Hydro service disconnect and reconnect, files the ESA permit, transfers every circuit to the new panel with fresh labelling, and delivers same-day energization. An electrical panel replacement in Toronto costs $2,000 to $5,500 CAD depending on load centre brand, circuit count (24 vs 42 circuits), and whether the meter base and service entrance conductors are reused or replaced, with the ESA permit fee itemised. Most calls start with a trigger: a burning smell or heat at the panel, a failed home inspection identifying a Federal Pacific Stab-Lok or Zinsco panel, a real-estate closing condition, an insurance renewal flag, breaker trips under normal appliance load, or arc-fault damage. We serve Toronto, Etobicoke, Scarborough, North York, York and East York on Toronto Hydro, plus Mississauga, Brampton, Vaughan and Markham on Alectra Utilities, Oakville on Oakville Hydro, and Ajax, Pickering, Whitby on Elexicon Energy inside our 50km radius. View service [Electrical Panel Replacement →](/electrical-panel-replacement/) ![Crew completing a panel replacement with ESA paperwork on a nearby workbench](/images/misc/two-electricians-seen-from-behind-completing-a-pan.webp) Deadline Work From $1,800 CAD ### Insurance-Required Electrical Upgrades Insurance-required electrical upgrades in Toronto resolve insurer-mandated panel replacements fast with an ESA Certificate of Acceptance and Notification of Work documentation that Ontario home insurers (Aviva, Intact, Wawanesa, Economical, Desjardins, Sonnet, TD Insurance) accept before renewal, mid-term inspection, or real-estate closing. Toronto Electrical Panel Upgrade handles the ESA permit filing, Toronto Hydro service disconnect and reconnect coordination, and delivers a stamped Certificate directly to your underwriter within one business day of energization. An insurance-required upgrade in Toronto costs $2,500 to $8,000 CAD depending on whether you need a 60A fuse panel replaced with a 100A or 200A breaker panel, a Federal Pacific Stab-Lok removal, or aluminum wiring termination remediation, with the ESA permit fee itemised. Most calls start with a trigger: a home insurance non-renewal notice, an insurance surcharge for a 60A fuse panel flag, a home inspection report identifying Federal Pacific Stab-Lok or aluminum branch wiring, a closing condition on a real-estate transaction, or an underwriting review requiring the Notification of Work document. We serve Toronto, Etobicoke, Scarborough, North York, York and East York on Toronto Hydro, plus Mississauga, Brampton, Vaughan and Markham on Alectra Utilities, Oakville on Oakville Hydro, Burlington on Burlington Hydro, and Ajax, Pickering, Whitby on Elexicon Energy inside our 50km radius. View service [Insurance-Required Electrical Upgrades →](/insurance-required-electrical-upgrades/) ![Crew commissioning a new 200A service with a 42-circuit load centre](/images/misc/two-electricians-seen-from-behind-commissioning-a-.webp) From $2,500 CAD ### 200A Service Upgrades 200A service upgrades in Toronto move your entire electrical service to a full 200A rating with a 42-circuit main breaker panel, new 2/0 AWG copper or 4/0 AWG aluminum service entrance conductors sized per OESC Section 8 continuous load calculation, an updated meter base rated for 200A continuous service, a service mast and weatherhead where required, a copper grounding electrode conductor tied to the water main and driven ground rod, and an ESA Certificate of Acceptance. Toronto Electrical Panel Upgrade handles the Toronto Hydro service disconnect and reconnect coordination, files the ESA Notification of Work permit, and delivers same-day energization on most residential jobs. A full 200A service upgrade in Toronto costs $3,500 to $9,500 CAD depending on whether the service entrance is overhead or underground, whether the existing meter base and mast can be reused, and which load centre you choose from Siemens, Square D, or Eaton. Most calls start with a trigger: whole-home electrification with a heat pump plus EV charger plus induction range, a rebuild or major addition that exceeds the existing 100A capacity, a home insurance underwriting requirement, or a resale closing condition. We serve Toronto, Etobicoke, Scarborough, North York, York and East York on Toronto Hydro, plus Mississauga, Brampton, Vaughan and Markham on Alectra Utilities, Oakville on Oakville Hydro, and Ajax, Pickering, Whitby on Elexicon Energy inside our 50km radius. View service [200A Service Upgrades →](/200a-service-upgrades/) ![](/images/hero/two-electricians-in-plain-workwear-seen-from-behin.webp) Same-Week Scheduling ## Still Deciding Between 100A and 200A? Book the free on-site estimate and we will run the OESC Section 8 calculation against your actual loads. Get a Free On-Site Estimate [/free-estimate/ →](/free-estimate/) +1-647-577-6113 [tel:+16475776113 →](tel:+16475776113) - ESA permit and final inspection included - Toronto Hydro coordination handled - No hidden fees on the written quote ## Thanks, we have your request. A licensed crew member will be in touch to book the on-site estimate. ## Request a Written Itemised Quote Four fields. We reply with a free on-site estimate date and the ESA permit and coordination fees broken out separately.