2 STAGE IGNITION CONTROL BOARD ARMSTRONG Control Board, Circuit, Ignition Modulating
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Pickup available at 75 Blue Mountain St #3
Usually ready in 24 hours
This high-performance 2-stage ignition control board is a critical central processing component for modern gas furnaces. Designed to manage the complex ignition sequence and gas valve modulation, this circuit board ensures your heating system operates with maximum efficiency and safety. It monitors flame sensors, regulates the inducer motor, and coordinates blower timing to provide consistent indoor comfort. Ideal for replacing malfunctioning or burnt-out modules, this control board helps resolve common furnace issues such as failure to ignite, intermittent heating cycles, and diagnostic error codes. Engineered for precision and long-term reliability, it is an essential repair part for maintaining a high-efficiency residential heating 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 446-113 is a genuine OEM, or a factory replacement manufacturer approved part. We source all Control Boards from authorized distributors to ensure exact-fit compatibility. 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 (446-113) 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 446-113 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 446-113 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.
15 more not shown. Check your own model number above.
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