1-778-759-9864
Canada (CAD $) flagCanada (CAD $)
BCFurnace
FAN CENTRE & BOILER RELAY SPDT 120V 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

FAN CENTRE & BOILER RELAY SPDT 120V Electrical, Transformers, Relay

BCFURNACE

872-042

CA$202.26

+5% Tax • Shipping calculated at checkout.

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

Name

FAN CENTRE & BOILER RELAY SPDT 120V

1units available

Pickup available at 75 Blue Mountain St #3

Usually ready in 24 hours

Secure Payment
Fast Delivery
Local Pickup

Product Details

Description

This premium Fan Center and Boiler Relay is an essential electrical component designed for high-efficiency control within HVAC and hydronic heating systems. Functioning as a combined transformer and relay assembly, it converts 120V line voltage to low-voltage power for thermostat circuits while providing reliable Single Pole Double Throw (SPDT) switching for fan motors, circulator pumps, and boiler systems. This versatile electrical part is engineered to streamline the interface between low-voltage controls and high-voltage equipment, ensuring smooth operation of heating and cooling cycles. Whether you are repairing a furnace air handler or a residential boiler, this heavy-duty relay ensures consistent performance and simplified wiring for climate control maintenance and upgrades.

Specifications

Type
HVAC Relay and Transformer Assembly
Size
Standard junction box mount
Dimensions
4 in × 4 in
Application
Commonly used in residential boilers, furnaces, air handlers, and hydronic heating applications to manage blower fans and circulation pumps via low-voltage thermostats.
Specifications
Primary Voltage: 120V; Switching Logic: SPDT (Single Pole Double Throw); Integrated transformer for 24V control circuits; Designed for mounting on a standard 4x4 inch electrical box.

You Might Also Like

Compatible parts and related replacements

Browse all parts
RELAY FOR FAN CENTRES 120V COIL SPDT 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

872-504

RELAY FOR FAN CENTRES 120V COIL SPDT Electrical, Transformers, Relay

CA$55.06
FAN CENTER 120V 24VOLT CONTROL CIRCUIT 38VA TRANSFORMER DPST 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

872-025

FAN CENTER 120V 24VOLT CONTROL CIRCUIT 38VA TRANSFORMER DPST Electrical, Transformers, Relay

CA$326.81
FAN CONTROL CENTER 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

872-073

FAN CONTROL CENTER Electrical, Transformers, Relay

CA$204.55
RELAY CENTRE 120V, DPST 24V RELAY (BOILER) 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

872-017

RELAY CENTRE 120V, DPST 24V RELAY (BOILER) Electrical, Transformers, Relay

CA$431.55
YORK/ETC RELAY, FAN, 24 VOLT, 50/60HZ, SPST 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

122-044

YORK/ETC RELAY, FAN, 24 VOLT, 50/60HZ, SPST Electrical, Transformers, Relay

CA$93.31
Relay, Control, 24V,50/60HZ, SPDT 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

120-829

Relay, Control, 24V,50/60HZ, SPDT Electrical, Transformers, Relay

CA$121.25
YORK/ETC FAN RELAY 24V COIL,50-60HZ,SPDT 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

122-619

YORK/ETC FAN RELAY 24V COIL,50-60HZ,SPDT Electrical, Transformers, Relay

CA$83.24
YORK/ETC RELAY CONTROL 24V SPDT 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

120-402

YORK/ETC RELAY CONTROL 24V SPDT Electrical, Transformers, Relay

CA$65.08
3" CAMSTAT ADJUSTABLE FAN OFF TEMPERATURE F90-F120 AND LIMIT SWITCH UPGRADE 3 High Limit Control Switches 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

543-503

3" CAMSTAT ADJUSTABLE FAN OFF TEMPERATURE F90-F120 AND LIMIT SWITCH UPGRADE 3 High Limit Control Switches

CA$261.03
NUTECH, LIFEBREATH DIGITAL ELECTRONIC TIMER D.E.T. 99-104 (OBSOLETE, REPLACEMENT AVAILABLE) 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

872-053

NUTECH, LIFEBREATH DIGITAL ELECTRONIC TIMER D.E.T. 99-104 (OBSOLETE, REPLACEMENT AVAILABLE) Electrical, Transformers, Relay

CA$65.80
BLOWER BEARINGS ECCENTRIC 3/4" (PER PAIR) Blower Belts, Shaft, Pulley, Bearing 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

235-200

BLOWER BEARINGS ECCENTRIC 3/4" (PER PAIR) Blower Belts, Shaft, Pulley, Bearing

CA$89.20
YORK CONTROL BOARD SIMPLICITY ELITE MILLENNIUM Control Board, Circuit, Ignition Modulating 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

121-438

YORK CONTROL BOARD SIMPLICITY ELITE MILLENNIUM Control Board, Circuit, Ignition Modulating

CA$5,325.24
3/4" PEX RING Copper Fittings 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

263-019

3/4" PEX RING Copper Fittings

CA$0.83
TRANE PRESSURE SWITCH -0.90" WC 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

773-163

TRANE PRESSURE SWITCH -0.90" WC Air Pressure Switch, Air Proving

CA$105.29
YORK LUXAIRE COLEMAN HOT SURFACE IGNITOR 120V Hot Surface Ignitors 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

468-704

YORK LUXAIRE COLEMAN HOT SURFACE IGNITOR 120V Hot Surface Ignitors

CA$160.96
LENNOX/ARMSTRONG/DUCANE/AIRE FLO HOT SURFACE IGNITOR 120V Hot Surface Ignitors 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

468-007

LENNOX/ARMSTRONG/DUCANE/AIRE FLO HOT SURFACE IGNITOR 120V Hot Surface Ignitors

CA$181.27
GOODMAN AMANA CONTROL BOARD Control Board, Circuit, Ignition Modulating 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

446-058

GOODMAN AMANA CONTROL BOARD Control Board, Circuit, Ignition Modulating

CA$637.23
SUPERHOT BOILER ZONE CONTROL BOARD INC. E, N & PS MODELS Control Board, Circuit, Ignition Modulating 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

446-000

SUPERHOT BOILER ZONE CONTROL BOARD INC. E, N & PS MODELS Control Board, Circuit, Ignition Modulating

CA$712.89
FLAME SENSOR ROD LENNOX ARMSTRONG DUCANE Flame Sensor Rods 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

352-016

FLAME SENSOR ROD LENNOX ARMSTRONG DUCANE Flame Sensor Rods

CA$48.86

Frequently Asked Questions

Is the 872-042 a genuine OEM part?
Yes, the 872-042 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 872-042 is compatible with my BCFurnace furnace?
The easiest way is to match the part number (872-042) 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 872-042 shipped?
Most electrical-transformers-relay including the 872-042 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 872-042 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 872-042 is in stock before visiting.

Looking for more electrical-transformers-relay?

Browse electrical-transformers-relaySearch electrical-transformers-relay