1-778-759-9864
Canada (CAD $) flagCanada (CAD $)
BCFurnace
LENNOX SWITCH, LOW PRESSURE Air Pressure Switch, Air Proving 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

LENNOX SWITCH, LOW PRESSURE Air Pressure Switch, Air Proving

BCFURNACE

000-021

CA$31.52

+5% Tax • Shipping calculated at checkout.

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

Name

LENNOX SWITCH, LOW PRESSURE

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

Ensure the safety and efficiency of your HVAC system with this high-quality low pressure switch. Designed for use in commercial and residential air conditioning and heating units, this air pressure switch acts as a critical safety sensor. It monitors the internal pressure levels of the system, automatically cutting power if the pressure drops below a safe threshold to prevent compressor damage and costly repairs. Whether you are performing routine maintenance or troubleshooting an HVAC shutdown, this air proving switch is an essential replacement part for maintaining reliable climate control performance.

Specifications

Type
Air Pressure Switch
Size
Compact
Application
Commonly used in commercial rooftop units, heat pumps, and central air conditioning systems to monitor refrigerant levels and airflow safety.
Specifications
Low pressure safety cutout; electrical sensor for HVAC system protection; air proving functionality.

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 000-021 a genuine OEM part?
Yes, the 000-021 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 000-021 is compatible with my BCFurnace furnace?
The easiest way is to match the part number (000-021) 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 000-021 shipped?
Most Air Pressure Switches including the 000-021 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 000-021 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 000-021 is in stock before visiting.

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