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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 PURGE BLOWER, 120V, 60HZ, 3000RPM Blower Motors, Fan, Run Capacitors furnace part

LENNOX PURGE BLOWER, 120V, 60HZ, 3000RPM

Part #: 001-000
In Stock
$232.00
LENNOX SWITCH - PRESSURE Air Pressure Switch, Air Proving furnace part

LENNOX SWITCH - PRESSURE

Part #: 000-593
In Stock
$50.00
LENNOX PRESSURE SWITCH -0.68" WC Air Pressure Switch, Air Proving furnace part

LENNOX PRESSURE SWITCH -0.68" WC

Part #: 773-141
In Stock
$78.00
LENNOX CONDENSATE TRAP ASSEMBLY Inducer Motor, Assembly, Venter, Draft, Exhaust Fan Fasco, Combustion Air Blower furnace part

LENNOX CONDENSATE TRAP ASSEMBLY

Part #: 463-602
In Stock
$131.00
LENNOX PRESSURE SWITCH DUAL PORT -0.85" WC Air Pressure Switch, Air Proving furnace part

LENNOX PRESSURE SWITCH DUAL PORT -0.85" WC

Part #: 773-017
In Stock
$95.00
LENNOX CONVERSION KIT, GAS VALVE, NATURAL TO PROPANE Gas Control Valve, Regulators, Flexible Gas Line furnace part

LENNOX CONVERSION KIT, GAS VALVE, NATURAL TO PROPANE

Part #: 000-470
In Stock
$42.00
LENNOX PRIMARY AUTO LIMIT SWITCH 225F Fan Disc, High Limit Control Switches furnace part

LENNOX PRIMARY AUTO LIMIT SWITCH 225F

Part #: 762-084
In Stock
$39.00
LENNOX PRESSURE SWITCH DUAL PORT 1.71" WC SPST Air Pressure Switch, Air Proving furnace part

LENNOX PRESSURE SWITCH DUAL PORT 1.71" WC SPST

Part #: 773-346
In Stock
$119.00
Lennox Defrost Sensor Wiring Harness A/C parts furnace part

Lennox Defrost Sensor Wiring Harness

Part #: 782-004
In Stock
$74.00
LENNOX GAS VALVE, 2 STAGE, NATURAL, 24V, 1/2" Gas Control Valve, Regulators, Flexible Gas Line furnace part

LENNOX GAS VALVE, 2 STAGE, NATURAL, 24V, 1/2"

Part #: 000-340
In Stock
$852.00
LENNOX ECM BLOWER MOTOR (WARRANTY ONLY OTHERWISE USE 668-933), 668-001 furnace part

LENNOX ECM BLOWER MOTOR (WARRANTY ONLY OTHERWISE USE 668-933)

Part #: 668-001
In Stock
$734.00
LENNOX FAN BLADE, 18" DIAMETER, 4-BLADE, 32 PITCH, 1/2" BORE, CCW FACING DISCHARGE A/C parts furnace part

LENNOX FAN BLADE, 18" DIAMETER, 4-BLADE, 32 PITCH, 1/2" BORE, CCW FACING DISCHARGE

Part #: 782-090
In Stock
$378.00
16" X 25" X 3" LENNOX HEALTHY CLIMATE BMAC-12 AIR FILTER MERV 11 Air Filter and Cleaners furnace part

16" X 25" X 3" LENNOX HEALTHY CLIMATE BMAC-12 AIR FILTER MERV 11

Part #: 345-039
Call for availability
$48.00
LENNOX LIMIT SWITCH, AUTO RESET, L140-40F Fan Disc, High Limit Control Switches furnace part

LENNOX LIMIT SWITCH, AUTO RESET, L140-40F

Part #: 000-589
In Stock
$51.00
LENNOX ROLLOUT SWITCH, MANUAL RESET, SPST, 320F Flame Rollout Switch furnace part

LENNOX ROLLOUT SWITCH, MANUAL RESET, SPST, 320F

Part #: 000-502
In Stock
$42.00
LENNOX PRESSURE SWITCH -0.34" WC SPST Air Pressure Switch, Air Proving furnace part

LENNOX PRESSURE SWITCH -0.34" WC SPST

Part #: 773-350
In Stock
$116.00
LENNOX BLOWER WHEEL, 11-1/2" X 9", 1/2" BORE Blower Motors, Fan, Run Capacitors furnace part

LENNOX BLOWER WHEEL, 11-1/2" X 9", 1/2" BORE

Part #: 000-405
In Stock
$179.00
FLAME SENSOR ROD LENNOX ARMSTRONG DUCANE Flame Sensor Rods furnace part

FLAME SENSOR ROD LENNOX ARMSTRONG DUCANE

Part #: 352-014
In Stock
$70.00
LENNOX SINGLE BURNER ASSEMBLE Gas Control Valve, Regulators, Flexible Gas Line furnace part

LENNOX SINGLE BURNER ASSEMBLE

Part #: 427-105
In Stock
$91.00
LENNOX CONTROL MODULE KIT Control Board, Circuit, Ignition Modulating furnace part

LENNOX CONTROL MODULE KIT

Part #: 001-042
In Stock
$1,218.00
LENNOX PRESSURE SWITCH 1.61" WC Air Pressure Switch, Air Proving furnace part

LENNOX PRESSURE SWITCH 1.61" WC

Part #: 773-159
In Stock
$240.00
LENNOX ARMSTRONG INDUCER MOTOR ASSEMBLY 3400RPM 1/30HP Inducer Motor, Assembly, Venter, Draft, Exhaust Fan Fasco, Combustion Air Blower furnace part

LENNOX ARMSTRONG INDUCER MOTOR ASSEMBLY 3400RPM 1/30HP

Part #: 463-106
In Stock
$539.00
LENNOX FLAME ROLLOUT, L220F, MANUAL RESET Flame Rollout Switch furnace part

LENNOX FLAME ROLLOUT, L220F, MANUAL RESET

Part #: 001-140
In Stock
$39.00
LENNOX/ARMSTRONG/DUCANE/AIRE FLO HOT SURFACE IGNITOR 120V Hot Surface Ignitors furnace part

LENNOX/ARMSTRONG/DUCANE/AIRE FLO HOT SURFACE IGNITOR 120V

Part #: 468-006
In Stock
$122.00
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
$106.00
LENNOX COLLECTOR BOX Inducer Motor, Assembly, Venter, Draft, Exhaust Fan Fasco, Combustion Air Blower furnace part

LENNOX COLLECTOR BOX

Part #: 463-134
In Stock
$221.00
LENNOX VENT INDUCER MOTOR 1/50HP 3000RPM 115V Inducer Motor, Assembly, Venter, Draft, Exhaust Fan Fasco, Combustion Air Blower furnace part

LENNOX VENT INDUCER MOTOR 1/50HP 3000RPM 115V

Part #: 463-137
In Stock
$755.00
LENNOX COLLECTOR BOX Inducer Motor, Assembly, Venter, Draft, Exhaust Fan Fasco, Combustion Air Blower furnace part

LENNOX COLLECTOR BOX

Part #: 463-500
In Stock
$221.00
LENNOX FAN AND LIMIT SWITCH Fan Disc, High Limit Control Switches furnace part

LENNOX FAN AND LIMIT SWITCH

Part #: 543-055
In Stock
$229.00
LENNOX COMBUSTION AIR INDUCER BLOWER ASSEMBLY 1/40HP 120V 60HZ 1.18AMPS 3250RPM Inducer Motor, Assembly, Venter, Draft, Exhaust Fan Fasco, Combustion Air Blower furnace part

LENNOX COMBUSTION AIR INDUCER BLOWER ASSEMBLY 1/40HP 120V 60HZ 1.18AMPS 3250RPM

Part #: 463-166
In Stock
$320.00
LENNOX LIMIT CONTROL Fan Disc, High Limit Control Switches furnace part

LENNOX LIMIT CONTROL

Part #: 000-344
In Stock
$32.00
LENNOX BURNER ASSEMBLY, INSHOT, SINGLE TUBE Inducer Motor, Assembly, Venter, Draft, Exhaust Fan Fasco, Combustion Air Blower furnace part

LENNOX BURNER ASSEMBLY, INSHOT, SINGLE TUBE

Part #: 000-701
In Stock
$92.00
LENNOX CONDENSER FAN MOTOR, 3/4 HP, 575V1PH, 10 Blower Motors, Fan, Run Capacitors furnace part

LENNOX CONDENSER FAN MOTOR, 3/4 HP, 575V1PH, 10

Part #: 000-481
In Stock
$729.00
LENNOX THERMAL EXPANSION VALVE 3-TON A/C parts furnace part

LENNOX THERMAL EXPANSION VALVE 3-TON

Part #: 782-201
In Stock
$267.00
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
$293.00
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
$68.00
LENNOX PRESSURE SWITCH 2-STG 0.55" WC / 0.95" WC (LEFT) Air Pressure Switch, Air Proving furnace part

LENNOX PRESSURE SWITCH 2-STG 0.55" WC / 0.95" WC (LEFT)

Part #: 773-060
In Stock
$111.00
LENNOX PRESSURE SWITCH -0.25" WC Air Pressure Switch, Air Proving furnace part

LENNOX PRESSURE SWITCH -0.25" WC

Part #: 773-355
In Stock
$64.00
LENNOX PRESSURE SWITCH 1.0" WC (0-4500') Air Pressure Switch, Air Proving furnace part

LENNOX PRESSURE SWITCH 1.0" WC (0-4500')

Part #: 773-035
In Stock
$61.00
LENNOX FAN, 3 BLADE, 18", 1/2" BORE, 34 DEGREE PITCH, CW Blower Motors, Fan, Run Capacitors furnace part

LENNOX FAN, 3 BLADE, 18", 1/2" BORE, 34 DEGREE PITCH, CW

Part #: 000-663
In Stock
$251.00
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
$67.00
LENNOX AC HIGH PRESSURE SWITCH A/C parts furnace part

LENNOX AC HIGH PRESSURE SWITCH

Part #: 782-177
In Stock
$137.00
LENNOX ARMSTRONG DUCANE AIRE FLO HOT SURFACE IGNITOR Hot Surface Ignitors furnace part

LENNOX ARMSTRONG DUCANE AIRE FLO HOT SURFACE IGNITOR

Part #: 468-715
In Stock
$113.00
LENNOX SEQUENCER/RELAY, 24V, NORMALLY OPEN, DPST Electrical, Transformers, Relay furnace part

LENNOX SEQUENCER/RELAY, 24V, NORMALLY OPEN, DPST

Part #: 000-398
In Stock
$92.00
LENNOX BLOWER HOUSING & WHEEL, DIRECT DRIVE, 10" X 8" Blower Motors, Fan, Run Capacitors furnace part

LENNOX BLOWER HOUSING & WHEEL, DIRECT DRIVE, 10" X 8"

Part #: 000-462
In Stock
$379.00
LENNOX PRESSURE SWITCH 0.85" WC Air Pressure Switch, Air Proving furnace part

LENNOX PRESSURE SWITCH 0.85" WC

Part #: 773-248
In Stock
$60.00
LENNOX MOUNTING PLATE, BLOWERR MOTOR Blower Motors, Fan, Run Capacitors furnace part

LENNOX MOUNTING PLATE, BLOWERR MOTOR

Part #: 000-673
In Stock
$282.00
LENNOX GASKET, BLOWER, 4", GRAPHITE Inducer Motor, Assembly, Venter, Draft, Exhaust Fan Fasco, Combustion Air Blower furnace part

LENNOX GASKET, BLOWER, 4", GRAPHITE

Part #: 000-494
In Stock
$290.00

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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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