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Lennox Furnace Parts

Search by model number to find guaranteed compatible OEM replacement parts for your Lennox furnace.

Tip: Enter your full model number for the most accurate results

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Find the exact part type you need for your Lennox furnace

Blower Motors & Run Capacitors166Draft Inducer Motors102Pressure Switches139Control Boards75Limit Switches144Gas Valves & Regulators43Transformers & Relays57Hot Surface Ignitors28Flame Sensors34Flame Rollout Switches22Blower Belts, Pulleys & Bearings44Thermocouples & Pilot Assemblies11Air Filters & Cleaners9A/C Parts13Venting & Vent Pipe8
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Browse All Lennox Models

Not sure of your exact model number? Browse the full Lennox model directory A–Z to find your furnace and its compatible parts.

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Lennox Parts

LENNOX DEFROST CONTROL BOARD Control Board, Circuit, Ignition Modulating furnace part

LENNOX DEFROST CONTROL BOARD

Part #: 446-180
In Stock
CA$280.77
LENNOX PRESSURE SWITCH 0.65" WC Air Pressure Switch, Air Proving furnace part

LENNOX PRESSURE SWITCH 0.65" WC

Part #: 773-019
In Stock
CA$83.09
LENNOX PRESSURE SWITCH 2-STG 0.20" WC / 0.35" WC Air Pressure Switch, Air Proving furnace part

LENNOX PRESSURE SWITCH 2-STG 0.20" WC / 0.35" WC

Part #: 773-061
In Stock
CA$120.64
LENNOX LIMIT SWITCH, AUTO RESET, 90-120F Fan Disc, High Limit Control Switches furnace part

LENNOX LIMIT SWITCH, AUTO RESET, 90-120F

Part #: 001-081
In Stock
CA$36.65
LENNOX IGNITION CONTROL BOARD Control Board, Circuit, Ignition Modulating furnace part

LENNOX IGNITION CONTROL BOARD

Part #: 000-545
In Stock
CA$489.15
LENNOX PRESSURE SWITCH 2-STG 0.70" WC / 1.05" WC Air Pressure Switch, Air Proving furnace part

LENNOX PRESSURE SWITCH 2-STG 0.70" WC / 1.05" WC

Part #: 773-033
In Stock
CA$163.83
3/4HP LENNOX BLOWER MOTOR 5 SPEED 208-230V 1075RPM Blower Motors, Fan, Run Capacitors furnace part

3/4HP LENNOX BLOWER MOTOR 5 SPEED 208-230V 1075RPM

Part #: 668-185
In Stock
CA$552.76
LENNOX PRESSURE SWITCH 2-STG 0.95" WC / 0.15" WC Air Pressure Switch, Air Proving furnace part

LENNOX PRESSURE SWITCH 2-STG 0.95" WC / 0.15" WC

Part #: 773-037
In Stock
CA$315.86
LENNOX PULLEY, BLOWER, 9.75" OD, 1 GROOVE, 1-3/16" BORE Blower Belts, Shaft, Pulley, Bearing furnace part

LENNOX PULLEY, BLOWER, 9.75" OD, 1 GROOVE, 1-3/16" BORE

Part #: 000-399
In Stock
CA$200.05
LENNOX THERMAL SEQUENCER RELAY, 24 VOLT, DPDT, NORMALLY OPEN Electrical, Transformers, Relay furnace part

LENNOX THERMAL SEQUENCER RELAY, 24 VOLT, DPDT, NORMALLY OPEN

Part #: 001-123
In Stock
CA$173.05
LENNOX SINGLE STAGE CONTROL BOARD Control Board, Circuit, Ignition Modulating furnace part

LENNOX SINGLE STAGE CONTROL BOARD

Part #: 446-032
Call for availability
CA$440.21
LENNOX PRESSURE SWITCH DUAL PORT SPST 1.60" WC Air Pressure Switch, Air Proving furnace part

LENNOX PRESSURE SWITCH DUAL PORT SPST 1.60" WC

Part #: 773-358
In Stock
CA$401.41
LENNOX THERMAL EXPANSION VALVE 3-TON A/C parts furnace part

LENNOX THERMAL EXPANSION VALVE 3-TON

Part #: 782-202
In Stock
CA$366.31
LENNOX LIMIT SWITCH, AUTO RESET, L140-30F Fan Disc, High Limit Control Switches furnace part

LENNOX LIMIT SWITCH, AUTO RESET, L140-30F

Part #: 001-106
In Stock
CA$52.50
LENNOX HEAT PUMP SNOW GUARD A/C parts furnace part

LENNOX HEAT PUMP SNOW GUARD

Part #: 782-058
In Stock
CA$598.83
LENNOX PULLEY, VARIABLE PITCH, CAST IRON, FINISHED BORE, 5.35" OD, 2 GROOVE Blower Belts, Shaft, Pulley, Bearing furnace part

LENNOX PULLEY, VARIABLE PITCH, CAST IRON, FINISHED BORE, 5.35" OD, 2 GROOVE

Part #: 000-555
In Stock
CA$629.53
LENNOX BLOWER WHEEL, 11" X 11", 1/2" BORE Blower Motors, Fan, Run Capacitors furnace part

LENNOX BLOWER WHEEL, 11" X 11", 1/2" BORE

Part #: 000-439
In Stock
CA$274.19
LENNOX 1 POLE 40FLA CONTACTOR Electrical, Transformers, Relay furnace part

LENNOX 1 POLE 40FLA CONTACTOR

Part #: 872-050
In Stock
CA$63.86
LENNOX INDUCER MOTOR ASSEMBLY 120V 1 SPEED 0.7AMPS Inducer Motor, Assembly, Venter, Draft, Exhaust Fan Fasco, Combustion Air Blower furnace part

LENNOX INDUCER MOTOR ASSEMBLY 120V 1 SPEED 0.7AMPS

Part #: 463-024
In Stock
CA$616.37
LENNOX BLOWEWR MOTOR 208/230 VOLT, 1 PH, 60HZ, 1/2 HP, 600-1200 RPM Blower Motors, Fan, Run Capacitors furnace part

LENNOX BLOWEWR MOTOR 208/230 VOLT, 1 PH, 60HZ, 1/2 HP, 600-1200 RPM

Part #: 001-112
In Stock
CA$989.27
LENNOX FAN BLADE, 20", 1/2" BORE, 3 BLADE, 32 DEGREE PITCH Blower Motors, Fan, Run Capacitors furnace part

LENNOX FAN BLADE, 20", 1/2" BORE, 3 BLADE, 32 DEGREE PITCH

Part #: 000-717
In Stock
CA$445.28
LENNOX PRESSURE SWITCH 0.43" WC Air Pressure Switch, Air Proving furnace part

LENNOX PRESSURE SWITCH 0.43" WC

Part #: 773-058
In Stock
CA$158.48
LENNOX LIMIT SWITCH, AUTO RESET, L140-40F Fan Disc, High Limit Control Switches furnace part

LENNOX LIMIT SWITCH, AUTO RESET, L140-40F

Part #: 001-139
In Stock
CA$52.50
LENNOX PRESSURE SWITCH 2-STG -0.41" WC / -0.74" WC Air Pressure Switch, Air Proving furnace part

LENNOX PRESSURE SWITCH 2-STG -0.41" WC / -0.74" WC

Part #: 773-025
In Stock
CA$187.57
LENNOX COLLECTOR BOX Inducer Motor, Assembly, Venter, Draft, Exhaust Fan Fasco, Combustion Air Blower furnace part

LENNOX COLLECTOR BOX

Part #: 463-501
In Stock
CA$353.15
LENNOX IGNITION CONTROL BOARD Control Board, Circuit, Ignition Modulating furnace part

LENNOX IGNITION CONTROL BOARD

Part #: 000-179
In Stock
CA$333.41
LENNOX FURNACE DRAFT INDUCER VENT MOTOR 115V 2 SPEED 0.8AMPS Inducer Motor, Assembly, Venter, Draft, Exhaust Fan Fasco, Combustion Air Blower furnace part

LENNOX FURNACE DRAFT INDUCER VENT MOTOR 115V 2 SPEED 0.8AMPS

Part #: 463-035
In Stock
CA$987.07
LENNOX BLOWER HOUSING Blower Motors, Fan, Run Capacitors furnace part

LENNOX BLOWER HOUSING

Part #: 000-699
In Stock
CA$539.60
LENNOX PRESSURE SWITCH 0.85" WC Air Pressure Switch, Air Proving furnace part

LENNOX PRESSURE SWITCH 0.85" WC

Part #: 773-248
In Stock
CA$81.53
LENNOX VENT INDUCER MOTOR 1/65HP 3000RPM 115V Inducer Motor, Assembly, Venter, Draft, Exhaust Fan Fasco, Combustion Air Blower furnace part

LENNOX VENT INDUCER MOTOR 1/65HP 3000RPM 115V

Part #: 463-107
In Stock
CA$794.05
LENNOX PRESSURE SWITCH 0.25" WC / 1.22" WC Air Pressure Switch, Air Proving furnace part

LENNOX PRESSURE SWITCH 0.25" WC / 1.22" WC

Part #: 773-008
In Stock
CA$137.19
LENNOX PRESSURE SWITCH 2-STG -0.90" WC / -1.50" WC Air Pressure Switch, Air Proving furnace part

LENNOX PRESSURE SWITCH 2-STG -0.90" WC / -1.50" WC

Part #: 773-064
In Stock
CA$138.51
LENNOX PRESSURE SWITCH 0.86" WC Air Pressure Switch, Air Proving furnace part

LENNOX PRESSURE SWITCH 0.86" WC

Part #: 773-343
In Stock
CA$78.38
FLAME SENSOR ROD LENNOX ARMSTRONG DUCANE Flame Sensor Rods furnace part

FLAME SENSOR ROD LENNOX ARMSTRONG DUCANE

Part #: 352-031
In Stock
CA$94.63
LENNOX RELAY, 3PDT, 24V Electrical, Transformers, Relay furnace part

LENNOX RELAY, 3PDT, 24V

Part #: 000-169
In Stock
CA$108.07
LENNOX FLAME ROLLOUT SWITCH MANUAL RESET 350F Flame Rollout Switch furnace part

LENNOX FLAME ROLLOUT SWITCH MANUAL RESET 350F

Part #: 765-035
In Stock
CA$52.88
LENNOX PRESSURE SWITCH TUBING KIT Air Pressure Switch, Air Proving furnace part

LENNOX PRESSURE SWITCH TUBING KIT

Part #: 001-215
In Stock
CA$55.78
LENNOX PRESSURE SWITCH SINGLE PORT -0.70" WC Air Pressure Switch, Air Proving furnace part

LENNOX PRESSURE SWITCH SINGLE PORT -0.70" WC

Part #: 773-209
In Stock
CA$91.60
LENNOX CONTROL BOARD Gas Control Valve, Regulators, Flexible Gas Line furnace part

LENNOX CONTROL BOARD

Part #: 001-138
In Stock
CA$199.89
LENNOX PRESSURE SWITCH 2-STG 0.50" WC / 0.85" WC Air Pressure Switch, Air Proving furnace part

LENNOX PRESSURE SWITCH 2-STG 0.50" WC / 0.85" WC

Part #: 773-133
In Stock
CA$274.19
LENNOX PRESSURE SWITCH 2-STG -0.30" WC / -0.75" WC Air Pressure Switch, Air Proving furnace part

LENNOX PRESSURE SWITCH 2-STG -0.30" WC / -0.75" WC

Part #: 773-126
In Stock
CA$93.26
LENNOX LIMIT SWITCH 7" AUTO RESET L165-30F 7 High Limit Control Switches furnace part

LENNOX LIMIT SWITCH 7" AUTO RESET L165-30F

Part #: 000-127
In Stock
CA$78.51
LENNOX RELAY, BLOWER, 24 VOLT, 15 AMP, 3PDT Electrical, Transformers, Relay furnace part

LENNOX RELAY, BLOWER, 24 VOLT, 15 AMP, 3PDT

Part #: 001-098
In Stock
CA$144.90
2" LENNOX PLUG Metal Venting furnace part

2" LENNOX PLUG

Part #: 638-107
In Stock
CA$11.89
LENNOX OVERLOAD PROTECTOR/BLOWER RELAY, 1.6/2.5A, 690V, 1PH Electrical, Transformers, Relay furnace part

LENNOX OVERLOAD PROTECTOR/BLOWER RELAY, 1.6/2.5A, 690V, 1PH

Part #: 000-530
In Stock
CA$232.51
LENNOX PRESSURE SWITCH 0.25" WC Air Pressure Switch, Air Proving furnace part

LENNOX PRESSURE SWITCH 0.25" WC

Part #: 773-156
In Stock
CA$313.67
30" X 58" X 1" LENNOX HAMMOCK FILTER Air Filter and Cleaners furnace part

30" X 58" X 1" LENNOX HAMMOCK FILTER

Part #: 345-002
In Stock
CA$34.11
LENNOX RELAY, 22 VOLT DC, DPST, NORMALLY OPEN Electrical, Transformers, Relay furnace part

LENNOX RELAY, 22 VOLT DC, DPST, NORMALLY OPEN

Part #: 001-099
In Stock
CA$140.93

Looking for a specific Lennox part?

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Frequently Asked Questions

How do I find my Lennox furnace model number?
Your Lennox model number is typically located on a rating plate or label on your furnace. Check the inside of the front panel door, on the side of the unit, or near the gas valve. The model number usually starts with a letter followed by numbers and may include a revision letter at the end. Enter it in the search bar above to find compatible parts instantly.
What replacement parts do you carry for Lennox furnaces?
We carry a full range of OEM replacement parts for Lennox furnaces, including control boards, blower motors, flame sensors, hot surface ignitors, inducer motors, pressure switches, gas valves, thermocouples, limit switches, and more. Use our model number search to find parts guaranteed compatible with your specific unit.
Are your Lennox parts genuine OEM?
Yes, we stock genuine OEM replacement parts for Lennox furnaces. Every part is sourced from authorized distributors to ensure exact-fit compatibility and reliable performance. All parts are backed by our 100% compatibility guarantee.
How fast can I get Lennox parts shipped?
We offer fast shipping on all Lennox furnace parts. Most in-stock items ship within 1-2 business days. We provide worldwide shipping with tracking on every order. For urgent needs, contact our support team at 1-778-759-9864 for expedited shipping options.

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