+5% Tax • Shipping calculated at checkout.
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Pickup available at 75 Blue Mountain St #3, Coquitlam
Usually ready in 24 hours
Not sure this fits your furnace? Call us — we're happy to help
Enhance your home's energy efficiency and climate control with this premium programmable thermostat. Designed for single-stage heating and cooling systems, this digital controller offers flexible 5-2 day scheduling, allowing you to set separate temperature programs for weekdays and weekends to match your lifestyle. Featuring a clear, easy-to-read backlit display and a user-friendly interface, it provides precise temperature management for consistent indoor comfort. This reliable HVAC component is an ideal solution for replacing outdated manual thermostats, helping to lower utility costs by optimizing your system's run time. Whether you are managing a central furnace or an air conditioning unit, this professional-grade thermostat ensures your environment remains perfectly balanced throughout the seasons.
Our team is happy to help you verify compatibility before you order. We'll confirm it fits your specific furnace model.
1-778-759-9864Mon–Sat 8AM–5PM PT · Or email parts@bcfurnace.com
Compatible parts and related replacements
The 843-052 is made by Honeywell. It replaces the original part in compatible furnaces; check your model number to confirm the fit. This Thermostat is backed by our 100% compatibility guarantee — if it doesn't fit your furnace, we'll make it right.
The easiest way is to match the part number (843-052) with your furnace model number. Visit the homepage and enter your model number in the search bar — our system will show all compatible Thermostats, Outdoor Sensors for your specific unit. You can also call our technicians at 1-778-759-9864 for free compatibility verification.
Most Thermostats, Outdoor Sensors including the 843-052 ship within 1–2 business days from our warehouse. We ship across Canada and the United States, and worldwide, with tracking on every order. For urgent furnace repairs, contact us at 1-778-759-9864 for expedited shipping options.
Yes! Local pickup is available at our Coquitlam, BC location: 75 Blue Mountain St #3. Thermostats, Outdoor Sensors orders are usually ready within 24 hours. Call us at 1-778-759-9864 to confirm the 843-052 is in stock before visiting.
Still not sure this is the right part? Call 1-778-759-9864 and we will check your model number with you.
The model number is on the rating plate inside the furnace door.
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