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Reliance London Heating, Air Conditioning & Plumbing

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London, ON

4.8(12654 reviews)

Reliance London Heating, Air Conditioning & Plumbing is a trusted electrical contractor in London, ON, serving the community with reliable solutions. With a 4.8/5 rating from over 12,600 reviews, we're committed to quality service you can depend on.

Additional Information

Reliance Home Comfort is a London, Ontario HVAC, heating, cooling, plumbing, and electrical services company with over 60 years of national experience. They offer installation, repair, and maintenance services for residential and commercial spaces, available 24-7-365.

Certified technicians

Specializes in

Energy-efficient HVAC solutionsRefrigerant leak repairCompressor repairCoil repairMotor repairSystem design

Services

Air conditioning installationAir conditioning repairFurnace installationFurnace repairHeat pump installationHeat pump repairWater heater installationWater heater repairPlumbing servicesPlumbing emergency service+5 more

Established 60 years ago · Serving London, Strathroy, Tillsonburg, Clinton, Goderich +1 more

Additional information extracted from the firm's public website. Last updated: August 6, 2026

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Frequently Asked Questions

How much does an electrician cost in London?

Most electricians charge $80-$130/hour for standard work. Emergency and after-hours rates are higher. Panel upgrades typically run $2,000-$4,500. Always get 2-3 written quotes.

Do I need a licensed electrician in London?

Yes — virtually all jurisdictions require electrical work to be done by a licensed electrician, and most require it to be inspected. Unlicensed work can void insurance and is a serious fire risk.

What counts as an electrical emergency?

Sparking outlets, burning smells from walls or panels, exposed wires, a buzzing breaker panel, or complete power loss are emergencies. If you see sparks or smell burning, shut off the main breaker and call an electrician immediately.

Should I upgrade my electrical panel?

If your home has a 60A or 100A panel and you're adding major appliances, an EV charger, or renovating, you likely need a 200A upgrade. Frequent breaker trips and flickering lights are signs your panel is overloaded.

Can I do my own electrical work in London?

In most areas, homeowners can do very minor work like replacing a light switch cover. Anything involving wiring, circuits, or panels must be done by a licensed electrician and inspected. DIY electrical work is a top cause of house fires.

What is an electrical safety inspection?

An electrical safety inspection verifies that electrical work meets the applicable electrical safety code. Once it passes, you receive a certificate of inspection. Requirements, permit fees, and the issuing authority vary by jurisdiction — most permits and inspections cost $100-$300, and your electrician typically handles the application.