1-778-759-9864
Canada (CAD $) flagCanada (CAD $)
BCFurnace
TRANSFORMER 120V 24V 40VA Electrical, Transformers, Relay 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

TRANSFORMER 120V 24V 40VA Electrical, Transformers, Relay

BCFURNACE

872-004

CA$160.70

+5% Tax • Shipping calculated at checkout.

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

Name

TRANSFORMER 120V 24V 40VA

3units 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 high-quality 40VA step-down transformer is a critical electrical component designed to convert standard 120V household current into a safe 24V output for appliance control systems. Frequently used in HVAC repair, this transformer provides the necessary low-voltage power for thermostats, gas valves, relay coils, and furnace control boards. If your heating or cooling system fails to start or your thermostat has lost power, a faulty control transformer is a common culprit. This durable replacement ensures consistent power delivery to your climate control equipment, preventing system failures and ensuring reliable operation during peak seasons. Its 40VA rating makes it a versatile choice for a wide range of residential furnaces and air handling units.

Specifications

Type
Electrical Transformer
Size
Standard 40VA Frame
Application
Commonly used in residential heating and cooling systems, including gas furnaces, electric air handlers, and central air conditioning units to power low-voltage control circuits.
Specifications
Primary Input: 120V AC; Secondary Output: 24V AC; Power Rating: 40VA; Frequency: 50/60 Hz; Configuration: Step-down Transformer.

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 872-004 a genuine OEM part?
Yes, the 872-004 is a genuine OEM replacement part manufactured by BCFurnace. We source all electrical-transformers-relay from authorized distributors to ensure exact-fit compatibility. This electrical-transformers-relay 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 872-004 is compatible with my BCFurnace furnace?
The easiest way is to match the part number (872-004) 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 electrical-transformers-relay 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 872-004 shipped?
Most electrical-transformers-relay including the 872-004 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 872-004 at your store?
Yes! Local pickup is available at our Coquitlam, BC location: 75 Blue Mountain St #3. electrical-transformers-relay orders are usually ready within 24 hours. Call us at 1-778-759-9864 to confirm the 872-004 is in stock before visiting.

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