Electrical rewiring is one of the most important safety and modernization upgrades for older Ottawa homes. Many homes built before 1970 still have original wiring that may not meet current safety standards or support modern electrical demands. Whether you need a panel upgrade to handle increased electrical loads, complete rewiring to replace aging or hazardous wiring, or knob-and-tube removal for insurance compliance, understanding costs helps you budget accurately. Electrical work in Ottawa must be performed by licensed electricians (ESA-certified) and requires permits and inspections. This g...
Panel upgrades are the most common electrical improvement in Ottawa homes.
Upgrading from 100-amp to 200-amp service costs $2,000 to $4,000 including the panel, meter base, and hydro connection. A 200-amp panel replacement (same amperage, new panel) costs $1,500 to $2,500. Adding a sub-panel costs $800 to $1,500. Most Ottawa homes built before 1980 have 100-amp service, wh...
Upgrade your panel when breakers trip frequently, you are adding major electrical loads like EV charging, heat pumps, or hot tubs, your home has a fuse panel instead of breakers, you are planning a kitchen or basement renovation, or your insurance company requires it. A panel upgrade is often the fi...
Complete rewiring replaces all wiring throughout the home with modern copper wiring and updated circuits.
A 1,000 to 1,500 square foot bungalow costs $8,000 to $15,000 to rewire. A 1,500 to 2,500 square foot two-storey costs $12,000 to $25,000. A 2,500 to 3,500 square foot home costs $20,000 to $35,000. These prices include new wiring, outlets, switches, panel upgrade, and all necessary drywall patching...
A complete rewire includes removing old wiring, installing new 14/2 and 12/2 copper wiring for all circuits, installing arc-fault (AFCI) breakers on bedroom circuits as required by code, adding GFCI protection in bathrooms, kitchens, and exterior outlets, upgrading to grounded three-prong outlets th...
Knob-and-tube wiring, common in Ottawa homes built before 1950, is an insurance and safety concern.
Removing knob-and-tube and replacing with modern wiring costs $8,000 to $20,000 for a typical Ottawa home. Many insurance companies will not insure homes with active knob-and-tube wiring, or charge significant premiums. Some will accept a certified inspection showing the wiring is in good condition,...
Individual electrical projects have specific cost ranges.
EV charger installation (Level 2, 240V): $800 to $2,000. Hot tub electrical hookup: $500 to $1,500. Basement electrical rough-in for renovation: $2,000 to $5,000. Kitchen electrical upgrade (dedicated circuits, outlets): $1,500 to $4,000. Whole-home surge protector: $300 to $600. Smoke and CO detect...
All electrical work in Ottawa requires permits and inspections.
Electrical permits in Ottawa are obtained through the Electrical Safety Authority (ESA), not the City of Ottawa. Permit costs range from $100 to $400 depending on scope. Your electrician should obtain the permit and arrange inspections. ESA inspection is required before work is energized. Never acce...
Electrical work requires licensed professionals for safety and code compliance.
Verify the electrician holds a valid Ontario licence (309A or 442A). Confirm ESA authorization to pull permits. Check insurance coverage (general liability and WSIB). Get at least three detailed quotes for major projects. Ask for references from similar Ottawa projects. Avoid anyone who suggests ski...
A typical Ottawa home costs $8,000 to $25,000 to rewire depending on size and complexity. This includes new wiring, outlets, panel upgrade, and drywall patching.
A 100-amp to 200-amp upgrade costs $2,000 to $4,000 including panel, meter base, and hydro connection.
Most insurance companies require removal or charge significant premiums. Removal costs $8,000 to $20,000. It is recommended for safety and insurance compliance.
Yes. All electrical work requires an ESA permit and inspection. Your licensed electrician should handle permits. Never accept unpermitted electrical work.
A typical home takes 1 to 2 weeks for rewiring plus additional time for drywall repair and painting. Panel upgrades take 1 day.