Smart switches are the gateway to home automation for most homeowners, and choosing the right ones from the start saves headaches down the road. I'm Sam from City Power Electrical Services (ECRA/ESA #7015314), and I install smart switches across the GTA regularly. Here's what you need to know before buying.
First, an important electrical consideration. Most smart switches require a neutral wire in the switch box. The neutral wire (white) carries the return current and provides the low-voltage power that the smart switch needs to operate its WiFi or radio module. In many older GTA homes (pre-1980s), the switch boxes only contain the hot wire (black) and the switched wire — no neutral. Before buying smart switches, have an electrician check your switch boxes for neutral wires. If you don't have neutral wires, your options are limited to switches that don't require them (I'll cover those below) or having an electrician run neutral wires to the switch boxes (which adds $100 to $200 per location).
Lutron Caseta. Price: $60 to $90 per switch/dimmer. Hub required: Yes (Lutron Smart Bridge, $110 to $180). Neutral wire: Not required. Compatibility: Works with Alexa, Google Home, Apple HomeKit, and SmartThings.
Lutron Caseta is my top recommendation for most GTA homeowners. The reliability is exceptional — Caseta uses its own radio frequency (Clear Connect) rather than WiFi, which means it doesn't compete with your other WiFi devices and doesn't drop offline when your router restarts. The switches don't require a neutral wire, making them compatible with virtually every home regardless of age.
The Pico remote that comes with each Caseta switch is a game-changer — it's a battery-powered wireless remote that can be mounted anywhere as a three-way switch without running any new wire. Need a second switch location for a light? Mount a Pico remote on the wall with the included wallplate. No wiring needed.
The downside: the Caseta switches have a distinctive rounded design that some people love and others find dated. The Smart Bridge is required (one per home, not per switch). Overall, Lutron Caseta is the most reliable smart lighting system I install.
TP-Link Kasa. Price: $25 to $50 per switch/dimmer. Hub required: No (WiFi direct). Neutral wire: Required. Compatibility: Alexa, Google Home. No native Apple HomeKit support.
TP-Link Kasa switches are the budget champion. They connect directly to your WiFi network — no hub needed — and the app is straightforward and reliable. At $25 to $50 per switch, they're significantly less expensive than Lutron. The Kasa app provides scheduling, timers, away mode, and energy monitoring on some models.
The downsides: they require a neutral wire (so they won't work in many older homes without modification). WiFi-based switches add devices to your home network, which can strain older routers when you have many smart devices. They're also not compatible with Apple HomeKit without workarounds. Build quality is good but not at the Lutron level.
Leviton Decora Smart. Price: $40 to $70 per switch/dimmer. Hub required: No for WiFi models; Yes for Zigbee/Z-Wave models. Neutral wire: Required for most models. Compatibility: Varies by model — WiFi models work with Alexa and Google Home; some support Apple HomeKit.
Leviton's Decora Smart line uses the familiar Decora-style rectangular rocker design that matches the most popular standard switches in Canadian homes. If you want your smart switches to look identical to your non-smart switches, Leviton is the way to go. They offer WiFi, Zigbee, and Z-Wave versions, giving you flexibility to match your existing smart home ecosystem.
The Decora Smart WiFi dimmers are solid and reliable. The multi-way support allows up to 6-way switching without special companion switches (using Leviton's DD00R remote dimmer). Leviton also makes a no-neutral-required dimmer, expanding compatibility with older homes.
Inovelli. Price: $50 to $70 per switch/dimmer. Hub required: Yes (Zigbee or Z-Wave hub like SmartThings or Hubitat). Neutral wire: Not required. Compatibility: Zigbee or Z-Wave ecosystems; works with SmartThings, Hubitat, Home Assistant.
Inovelli is the choice for advanced smart home enthusiasts. Their switches feature an LED notification bar on the side of the switch that can display any colour — green when your front door is locked, red when the garage is open, yellow when the laundry is done. The switches support local control (they work even if your internet is down), scene control (multi-tap for triggering automations), and don't require a neutral wire.
The downside: Inovelli switches require a Zigbee or Z-Wave hub, which means they're not plug-and-play for someone just getting started. They're best for homeowners who already have or are willing to invest in a SmartThings, Hubitat, or Home Assistant setup.
What about smart bulbs vs smart switches? I'm frequently asked whether to use smart bulbs (like Philips Hue) or smart switches. My answer: smart switches are almost always better for permanent installations. Smart bulbs lose their "smart" features when someone turns off the physical switch, they need to be replaced when the bulb dies, and they cost more per fixture than a smart switch controlling standard LED bulbs.
Smart bulbs make sense for lamps (where you can't easily change the switch), for colour-changing effects, and for specific accent lighting. For overhead lights, pot lights, and permanent fixtures, smart switches are the way to go.
Key features to consider. Dimming: make sure the switch is a dimmer model if you want to dim your lights. A smart on/off switch can't dim. Three-way and multi-way support: if a light is controlled by two or more switches, you need a three-way compatible smart switch. Some systems require a smart switch at both locations; others (like Lutron Caseta with Pico remotes) only need the smart switch at one location. Energy monitoring: some smart switches track power consumption, which is useful if you want to monitor your energy usage. Scene support: multi-tap scenes (double-tap up for full brightness, double-tap down for nightlight mode) add convenient control without opening an app.
Installation considerations for Ontario homes. Smart switches must be installed in properly rated electrical boxes. Some smart switches are deeper than standard switches and may not fit in shallow boxes common in older GTA homes. If a box swap is needed, it's best done during the smart switch installation. As with all electrical work in Ontario, installation must comply with the OESC and should be done by a licensed contractor for anything beyond a like-for-like switch swap.
Want smart switches installed in your GTA home? Call City Power Electrical Services at 416-877-3048. I'll check your wiring, recommend the best system for your home, and install everything properly.