+5% Tax • Shipping calculated at checkout.
U.S. Duties/Taxes, if applicable, may be due at time of delivery.
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
Ensure your HVAC system operates at peak efficiency with this high-quality fan motor control board. Designed for use in premium air conditioning units and heat pumps, this modulating circuit board manages the operation and speed of the condenser fan motor, providing precise temperature control and optimal airflow throughout your home. This essential electronic component acts as the brain of your outdoor unit, coordinating signals to ensure smooth transitions and energy-efficient performance. Whether you are troubleshooting a fan that won't spin, addressing inconsistent cooling cycles, or replacing a burnt-out circuit, this durable control board is the ideal solution for restoring reliable climate control to your residential or commercial HVAC system.
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
Yes. The 446-178 is a genuine Lennox OEM part, sourced from an authorized Lennox parts distributor. This Control Board 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 (446-178) with your furnace model number. Visit the homepage and enter your model number in the search bar — our system will show all compatible Control Boards for your specific unit. You can also call our technicians at 1-778-759-9864 for free compatibility verification.
Most Control Boards including the 446-178 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. Control Boards orders are usually ready within 24 hours. Call us at 1-778-759-9864 to confirm the 446-178 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.
55 more not shown. Check your own model number above.
Looking for more Control Boards?
