1-778-759-9864
Canada (CAD $) flagCanada (CAD $)
BCFurnace
YORK/ETC DEFROST CONTROL BOARD Control Board, Circuit, Ignition Modulating furnace part available in Vancouver, Burnaby, Port Moody, Langley, North Vancouver, Richmond, Maple Ridge, Delta, West Vancouver, New Westminster, Surrey, Coquitlam, Port Coquitlam, Pitt Meadows

YORK/ETC DEFROST CONTROL BOARD Control Board, Circuit, Ignition Modulating

BCFURNACE

121-290

CA$747.80

+5% Tax • Shipping calculated at checkout.

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

Name

YORK/ETC DEFROST CONTROL BOARD

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

This professional-grade HVAC defrost control board is a vital component for maintaining the efficiency and longevity of your heat pump or heating system. Designed to manage and regulate the defrost cycle, this circuit board prevents excessive ice accumulation on the outdoor coils during cold weather, ensuring optimal heat transfer and system performance. As an ignition modulating control, it provides precise timing and electrical distribution to critical furnace and air conditioning components. If your HVAC unit is struggling with frost buildup or irregular heating cycles, this durable replacement control board restores reliable operation and climate control. It is engineered for high-performance reliability in both residential and commercial heating and cooling applications.

Specifications

Type
Defrost Control Board
Size
Medium
Application
Used in heat pumps, furnaces, and central air conditioning systems to manage defrost cycles and modulate ignition sequences.
Specifications
Solid-state circuitry, ignition modulating capabilities, integrated defrost timer, and sensor input terminals for precise environmental monitoring.

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 121-290 a genuine OEM part?
Yes, the 121-290 is a genuine OEM replacement part manufactured by BCFurnace. We source all Control Boards from authorized distributors to ensure exact-fit compatibility. This Control Boards 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 121-290 is compatible with my BCFurnace furnace?
The easiest way is to match the part number (121-290) 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 Control Boards 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 121-290 shipped?
Most Control Boards including the 121-290 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 121-290 at your store?
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 121-290 is in stock before visiting.

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