A new hot tub or pool is one of the few backyard projects where the electrical work is not optional and not a place to cut corners. Most spas need a dedicated 240V circuit protected by a GFCI breaker, a weatherproof emergency disconnect within sight of the tub, and proper bonding of all metal parts and surrounding surfaces. Skip any of these and you risk nuisance tripping, a failed inspection, or a genuine shock hazard around water. We wire hot tubs, swim spas, above-ground and in-ground pools to the Ontario Electrical Safety Code. That means sizing the circuit to your spa's nameplate rating, running the right gauge of wire on the correct route, installing a properly rated GFCI disconnect at the code-required distance, and bonding the equipment so stray voltage has nowhere to build up. Every hot tub and pool circuit is electrical work that legally requires an ESA notification (permit) and inspection in Ontario. As a licensed and insured contractor, we pull that permit, do the work to code, and arrange the ESA inspection so your installation is safe and documented.
What's included
- Dedicated 240V circuit sized to your spa or pool nameplate rating
- GFCI protection (GFCI breaker or GFCI disconnect) as required
- Weatherproof emergency disconnect within sight of, and at the code distance from, the water
- Equipment bonding of pumps, heaters, metal parts and required surfaces
- Correctly gauged copper wiring on a safe, protected route from your panel
- Panel breaker installation and load assessment to confirm spare capacity
- ESA permit (notification) and coordination of the inspection
- Outdoor-rated, weatherproof connections, conduit and fittings
Signs you may need this service
- Your spa manual specifies a 240V hookup and a dedicated GFCI circuit
- The breaker trips whenever the heater or jets kick on
- There is no disconnect switch within sight of the tub
- The hot tub is currently fed by an extension cord or a shared circuit
- You feel a tingle when touching the tub, railing or wet surfaces
- An inspector, installer or insurer flagged the wiring or bonding
How it works / what to expect
We start with a site visit to read your spa's nameplate, check your existing panel for spare capacity, and plan the safest cable route to the tub or pool equipment pad. We confirm the required circuit size, GFCI method and disconnect location before quoting. Once approved, we file the ESA notification, install the breaker, run and protect the wiring, mount a weatherproof GFCI disconnect at the code-required distance, and bond all metal parts and required surfaces. We test the GFCI and connections, then arrange the ESA inspection. For new builds or pools, we coordinate timing with your installer or concrete crew so the rough-in lands before surfaces are poured or decking goes down.
Cost factors in the GTA
Prices vary with every backyard, so we quote after seeing the site rather than over the phone. The biggest drivers are the distance from your panel to the tub, whether the cable runs through a finished basement, attic, or underground in conduit, and the amperage your spa draws. A tub close to the panel on an unfinished basement wall is far simpler than one across the yard needing a trench and buried conduit. Panel capacity matters too: if there is no room for a new 240V breaker, a sub-panel or panel upgrade adds cost. The ESA permit fee and bonding requirements are part of every job. We give an honest, itemized quote up front with no surprise add-ons.
Serving the whole GTA
We provide hot tub, pool & spa wiring across the Greater Toronto Area. Find your city for local service, or call (289) 799-3802.