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

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BCFURNACE

121-497

CA$46.64

+5% Tax • Shipping calculated at checkout.

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

Name

BAFFLE,AIR

1units available

Pickup available at 75 Blue Mountain St #3

Usually ready in 24 hours

Secure Payment
Fast Delivery
Local Pickup

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

Product Details

Description

An 121-497 Air Pressure Switch acts as key safety interlocks, confirming proper airflow and venting before your HVAC system ignites, preventing unsafe operation. Dependable air pressure switches protect your equipment and ensure system integrity by verifying safe conditions.

Specifications

Type
Air Pressure Switch / Air Proving Switch
Size
Small
Application
Used in residential and commercial heating systems, forced-air furnaces, and air handling units to verify proper venting and inducer motor operation.
Specifications
Diaphragm-style pressure sensing mechanism; designed to detect differential air pressure; acts as a safety interlock for ignition sequences.

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 121-497 a genuine OEM part?
Yes, the 121-497 is a genuine OEM replacement part manufactured by BCFurnace. We source all Air Pressure Switches from authorized distributors to ensure exact-fit compatibility. This Air Pressure Switches 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 121-497 is compatible with my BCFurnace furnace?
The easiest way is to match the part number (121-497) 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 Air Pressure Switches 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 121-497 shipped?
Most Air Pressure Switches including the 121-497 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 121-497 at your store?
Yes! Local pickup is available at our Coquitlam, BC location: 75 Blue Mountain St #3. Air Pressure Switches orders are usually ready within 24 hours. Call us at 1-778-759-9864 to confirm the 121-497 is in stock before visiting.

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