1-778-759-9864
Canada (CAD $) flagCanada (CAD $)
BCFurnace

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BCFURNACE

121-978

CA$902.61

+5% Tax • Shipping calculated at checkout.

U.S. Duties/Taxes, if applicable, may be due at time of delivery.

Name

DUCT,EXHAUST 400,000

1units available

Pickup available at 75 Blue Mountain St #3

Usually ready in 24 hours

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Local Pickup

Not sure this fits your furnace? Call us — we're happy to help

Product Details

Description

This high-performance exhaust inducer motor assembly, also commonly referred to as a draft venter or combustion air blower, is a critical component for high-capacity heating systems. Engineered to handle the demands of large-scale equipment, this assembly ensures safe and efficient operation by drawing air into the combustion chamber and forcing toxic flue gases out through the exhaust vent. It is an essential replacement part for restoring proper airflow and ensuring the pressure switch engages correctly during the ignition sequence. If your HVAC unit is experiencing noisy operation, vibration, or failing to start due to draft issues, this professional-grade exhaust fan assembly provides the reliability needed for heavy-duty heating applications.

Specifications

Type
Inducer Motor Assembly / Combustion Air Blower
Size
Large (rated for 400,000 BTU systems)
Application
Used in high-capacity commercial and residential furnaces, rooftop units (RTU), and industrial heating systems requiring a high-output exhaust draft.
Specifications
High-BTU rated combustion blower; designed for efficient exhaust venting and air intake management; includes integrated motor and blower housing.

Not sure this is the right part?

Our team is happy to help you verify compatibility before you order. We'll confirm it fits your specific furnace model.

1-778-759-9864

Mon–Sat 8AM–9PM PST · Or email parts@bcfurnace.com

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Frequently Asked Questions

Is the 121-978 a genuine OEM part?
Yes, the 121-978 is a genuine OEM replacement part manufactured by BCFurnace. We source all Inducer Motors from authorized distributors to ensure exact-fit compatibility. This Inducer Motors is backed by our 100% compatibility guarantee — if it doesn't fit your furnace, we'll make it right.
How do I know if the 121-978 is compatible with my BCFurnace furnace?
The easiest way is to match the part number (121-978) with your furnace model number. Visit the BCFurnace page on our site and enter your model number in the search bar — our system will show all compatible Inducer Motors for your specific unit. You can also call our technicians at 1-778-759-9864 for free compatibility verification.
How fast can I get the 121-978 shipped?
Most Inducer Motors including the 121-978 ship within 1–2 business days from our warehouse. We ship across Canada and the United States with tracking on every order. For urgent BCFurnace repairs, contact us at 1-778-759-9864 for expedited shipping options.
Can I pick up the 121-978 at your store?
Yes! Local pickup is available at our Coquitlam, BC location: 75 Blue Mountain St #3. Inducer Motors orders are usually ready within 24 hours. Call us at 1-778-759-9864 to confirm the 121-978 is in stock before visiting.

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