1-778-759-9864
United States (USD $) flagUnited States (USD $)
BCFurnace

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BCFURNACE

121-430

$1,811.00

+5% Tax • Shipping calculated at checkout.

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

Name

CONTROL,PRESSURE,AIR,225 PSIG

1units available

Pickup available at 75 Blue Mountain St #3

Usually ready in 24 hours

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

Product Details

Description

This high-performance Air Pressure Switch is a critical safety and operational component designed for modern HVAC systems. Functioning as an air-proving control, this part monitors the internal pressure levels within your heating or cooling equipment to ensure optimal performance and safe operation. Rated for 225 PSIG, the switch acts as a safeguard, preventing the system from running under unsafe pressure conditions that could lead to mechanical failure or inefficient energy consumption. Whether you are performing routine maintenance or repairing a non-functional air conditioning unit, this durable pressure control provides the precision needed for reliable climate control. It is an essential replacement part for technicians and homeowners looking to restore the integrity of their air handling and ventilation systems.

Specifications

Type
Air Pressure Switch / Air Proving Control
Size
Standard
Application
Commonly used in residential and commercial air conditioning units, heat pumps, and furnace systems to monitor airflow and pressure thresholds.
Specifications
Pressure Rating: 225 PSIG; Function: Air-Proving; Circuit Type: Pressure Actuated

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 121-430 a genuine OEM part?
Yes, the 121-430 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 121-430 is compatible with my BCFurnace furnace?
The easiest way is to match the part number (121-430) 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 121-430 shipped?
Most Air Pressure Switches including the 121-430 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 121-430 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 121-430 is in stock before visiting.

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