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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 HIGH PRESSURE SWITCH, ACTUATES AT 410 PSI; MANUAL RESET Air Pressure Switch, Air Proving furnace part

LENNOX HIGH PRESSURE SWITCH, ACTUATES AT 410 PSI; MANUAL RESET

Part #: 000-526
In Stock
CA$66.68
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, TIME DELAY, 24V Control Board, Circuit, Ignition Modulating furnace part

LENNOX CONTROL BOARD, TIME DELAY, 24V

Part #: 000-452
In Stock
CA$168.37
LENNOX FAN AND LIMIT SWITCH Fan Disc, High Limit Control Switches furnace part

LENNOX FAN AND LIMIT SWITCH

Part #: 543-055
In Stock
CA$313.67
COMFORTSENSE 7000 SERIES THERMOSTAT Thermostats, Outdoor Sensors furnace part

COMFORTSENSE 7000 SERIES THERMOSTAT

Part #: 843-073
In Stock
CA$499.48
LENNOX LIMIT SWITCH, L140-40F Fan Disc, High Limit Control Switches furnace part

LENNOX LIMIT SWITCH, L140-40F

Part #: 001-062
In Stock
CA$56.50
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
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
CA$65.80
LENNOX TRANSFORMER / RELAY 120 TO 24VAC, 50/60HZ, 40VA Electrical, Transformers, Relay furnace part

LENNOX TRANSFORMER / RELAY 120 TO 24VAC, 50/60HZ, 40VA

Part #: 000-205
In Stock
CA$256.64
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
LENNOX SOLID STATE RELAY, TIME DELAY, 1 SECOND ON/8 SECOND OFF, 24VAC Electrical, Transformers, Relay furnace part

LENNOX SOLID STATE RELAY, TIME DELAY, 1 SECOND ON/8 SECOND OFF, 24VAC

Part #: 000-310
In Stock
CA$168.37
LENNOX RELAY, 208-240 VOLT, DEFROST Electrical, Transformers, Relay furnace part

LENNOX RELAY, 208-240 VOLT, DEFROST

Part #: 000-477
In Stock
CA$541.79
LENNOX PULLEY/SHEAVE, BLOWER, 8.25" OD, 1" BORE Blower Belts, Shaft, Pulley, Bearing furnace part

LENNOX PULLEY/SHEAVE, BLOWER, 8.25" OD, 1" BORE

Part #: 000-510
In Stock
CA$274.19
LENNOX PULLEY/SHEAVE, DOUBLE GROOVE, 4.75" OD, 1 1/8" BORE Blower Belts, Shaft, Pulley, Bearing furnace part

LENNOX PULLEY/SHEAVE, DOUBLE GROOVE, 4.75" OD, 1 1/8" BORE

Part #: 000-706
In Stock
CA$535.21
LENNOX PRESSURE SWITCH -0.25" WC Air Pressure Switch, Air Proving furnace part

LENNOX PRESSURE SWITCH -0.25" WC

Part #: 773-355
In Stock
CA$86.80
LENNOX LIMIT SWITCH, AUTO RESET, L220-30F Fan Disc, High Limit Control Switches furnace part

LENNOX LIMIT SWITCH, AUTO RESET, L220-30F

Part #: 000-402
In Stock
CA$37.25
LENNOX CONTROL BOARD Control Board, Circuit, Ignition Modulating furnace part

LENNOX CONTROL BOARD

Part #: 446-063
In Stock
CA$548.92
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
CA$83.20
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 -0.90" 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 CONDENSER COIL A/C parts furnace part

LENNOX CONDENSER COIL

Part #: 782-055
Call for availability
CA$6,582.69
LENNOX LIMIT CONTROL, 160 DEG F, SPST, CLOSED S Fan Disc, High Limit Control Switches furnace part

LENNOX LIMIT CONTROL, 160 DEG F, SPST, CLOSED S

Part #: 000-187
In Stock
CA$49.99
LENNOX PULLEY/SHEAVE, BLOWER, 8.28" D, 2" - 2.438" BUSHING BORE Blower Belts, Shaft, Pulley, Bearing furnace part

LENNOX PULLEY/SHEAVE, BLOWER, 8.28" D, 2" - 2.438" BUSHING BORE

Part #: 000-534
In Stock
CA$747.98
LENNOX FLUE COLLAR Inducer Motor, Assembly, Venter, Draft, Exhaust Fan Fasco, Combustion Air Blower furnace part

LENNOX FLUE COLLAR

Part #: 463-606
In Stock
CA$70.19
LENNOX MODULATING GAS VALVE Gas Control Valve, Regulators, Flexible Gas Line furnace part

LENNOX MODULATING GAS VALVE

Part #: 427-125
In Stock
CA$624.25
LENNOX BURNER ASSEMBLY, INSHOT, 6 TUBE Inducer Motor, Assembly, Venter, Draft, Exhaust Fan Fasco, Combustion Air Blower furnace part

LENNOX BURNER ASSEMBLY, INSHOT, 6 TUBE

Part #: 000-693
Call for availability
CA$118.25
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 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
CA$517.67
LENNOX PRESSURE SWITCH 0.58" WC Air Pressure Switch, Air Proving furnace part

LENNOX PRESSURE SWITCH 0.58" WC

Part #: 773-139
In Stock
CA$256.64
LENNOX LIMIT SWITCH, MANUAL RESET, L160 Fan Disc, High Limit Control Switches furnace part

LENNOX LIMIT SWITCH, MANUAL RESET, L160

Part #: 000-318
In Stock
CA$68.83
LENNOX SWITCH, HIGH PRESSURE, 590 # CUTOUT, MANUAL RESET Air Pressure Switch, Air Proving furnace part

LENNOX SWITCH, HIGH PRESSURE, 590 # CUTOUT, MANUAL RESET

Part #: 001-049
In Stock
CA$51.99
LENNOX CONDENSER FAN MOTOR 1/10 HP Blower Motors, Fan, Run Capacitors furnace part

LENNOX CONDENSER FAN MOTOR 1/10 HP

Part #: 668-043
In Stock
CA$589.61
LENNOX FLAME ROLLOUT SWITCH, MANUAL RESET 340F Flame Rollout Switch furnace part

LENNOX FLAME ROLLOUT SWITCH, MANUAL RESET 340F

Part #: 765-040
In Stock
CA$52.60
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
CA$151.97
LENNOX 1 POLE 40FLA CONTACTOR Electrical, Transformers, Relay furnace part

LENNOX 1 POLE 40FLA CONTACTOR

Part #: 872-050
In Stock
CA$63.86
LENNOX CONTROL BOARD 2 STAGE Control Board, Circuit, Ignition Modulating furnace part

LENNOX CONTROL BOARD 2 STAGE

Part #: 446-117
In Stock
CA$429.93
LENNOX PRESSURE SWITCH 0.33" WC Air Pressure Switch, Air Proving furnace part

LENNOX PRESSURE SWITCH 0.33" WC

Part #: 773-339
In Stock
CA$84.68
LENNOX PRESSURE SWITCH 2 STAGE 0.65" WC / 1.15" WC Air Pressure Switch, Air Proving furnace part

LENNOX PRESSURE SWITCH 2 STAGE 0.65" WC / 1.15" WC

Part #: 773-338
In Stock
CA$89.30
LENNOX PRESSURE SW. Air Pressure Switch, Air Proving furnace part

LENNOX PRESSURE SW.

Part #: 773-317
In Stock
CA$100.51
HIGH ALTITUDE LENNOX PRESSURE SWITCH 2-STG 0.50" WC / 0.85" WC Air Pressure Switch, Air Proving furnace part

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

Part #: 773-134
In Stock
CA$143.39
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
CA$438.70
LENNOX FLAME SENSOR Flame Sensor Rods furnace part

LENNOX FLAME SENSOR

Part #: 001-142
In Stock
CA$234.70

Image coming soon

782-092

LENNOX FAN BLADE 18" DIAMETER 4-BLADE 24 PITCH 1/2" BORE CCW FACING DISCHARGE

Part #: 782-092
In Stock
CA$541.79
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 2-STG -0.55" WC / -0.95" WC (RIGHT) Air Pressure Switch, Air Proving furnace part

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

Part #: 773-065
In Stock
CA$151.97
LENNOX RELAY, DPDT, 24 VOLT, 13 AMP Electrical, Transformers, Relay furnace part

LENNOX RELAY, DPDT, 24 VOLT, 13 AMP

Part #: 000-007
In Stock
CA$67.27
LENNOX AC DEFROST CONTROL BOARD A/C parts furnace part

LENNOX AC DEFROST CONTROL BOARD

Part #: 782-071
In Stock
CA$355.35
LENNOX FLAME ROLLOUT SWITCH, 400F, MANUAL RESET Flame Rollout Switch furnace part

LENNOX FLAME ROLLOUT SWITCH, 400F, MANUAL RESET

Part #: 000-552
In Stock
CA$68.75

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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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