1-778-759-9864
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BCFURNACE

121-575

$625.00

+5% Tax Shipping calculated at checkout.

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

Name

CONTROL BOX,LARGE

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 premium Large Control Box serves as a critical ignition modulating circuit board for high-efficiency HVAC systems. Functioning as the central nervous system for your heating and cooling equipment, this board manages the complex electronic sequences required for reliable ignition and performance modulation. By precisely regulating the flow of energy and signals, it ensures optimal temperature control while maximizing energy efficiency. Ideal for replacing damaged or faulty circuit boards, this component restores full functionality to your system, preventing startup failures and ensuring consistent operation throughout the season. Whether you are addressing a non-responsive furnace or an inconsistent air conditioning unit, this robust control module provides the sophisticated logic needed for modern climate control applications.

Specifications

Type
Control Board, Circuit, Ignition Modulating
Size
Large
Application
Designed for use in residential and commercial HVAC units, specifically those requiring modulating ignition control for furnaces, air handlers, and heating-cooling systems.
Specifications
Advanced modulation logic, integrated ignition control sequence, multi-pin connector compatibility, and high-durability circuit architecture.

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

Frequently Asked Questions

Is the 121-575 a genuine OEM part?
Yes, the 121-575 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 121-575 is compatible with my BCFurnace furnace?
The easiest way is to match the part number (121-575) 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 121-575 shipped?
Most Control Boards including the 121-575 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 121-575 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 121-575 is in stock before visiting.

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