Armstrong Furnace Parts
Search by model number to find guaranteed compatible OEM replacement parts for your Armstrong furnace.
Browse Armstrong Parts by Category
Find the exact part type you need for your Armstrong 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
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.
Armstrong Parts
ARMSTRONG 3/4" MIXING VALVE
Part #: 928-050
In Stock
$109.00
ARMSTRONG DUAL PRESSURE SWITCHES 0.45" WC / .80" WC
Part #: 773-068
In Stock
$109.00
ARMSTRONG PRESSURE SWITCH 0.60" WC
Part #: 773-328
In Stock
$133.00
S25 ARMSTRONG CIRCULATOR PUMP
Part #: 928-029
In Stock
$500.00
FLAME SENSOR ROD ARMSTRONG
Part #: 352-050
In Stock
$48.00
ARMSTRONG AIR PRESSURE SWITCH 2-STG 0.45" WC / 1.00" WC
Part #: 773-190
In Stock
$133.00
ARMSTRONG CONTROL BOARD
Part #: 446-093
In Stock
$496.00
LENNOX ARMSTRONG RHEEM 80V HOT SURFACE IGNITOR
Part #: 468-003
In Stock
$97.00
ARMSTRONG AIR LENNOX ROLLOUT SWITCH L185F
Part #: 765-023
Call for availability
$62.00
ARMSTRONG LENNOX DUCANE DRAFT INDUCER BLOWER MOTOR 2 STAGE 1/20HP 115V
Part #: 463-126
In Stock
$544.00
LENNOX ARMSTRONG PRESSURE SWITCH -0.10" WC
Part #: 773-192
In Stock
$80.00
ALLIED/ARMSTRONG CONTROL BOARD
Part #: 446-170
In Stock
$935.00
LENNOX ARMSTRONG DUCANE COLLECTOR BOX
Part #: 463-296
In Stock
$793.00
LENNOX ARMSTRONG DUCANE CONTROL BOARD
Part #: 446-026
In Stock
$392.00
LENNOX/ARMSTRONG/DUCANE/AIRE FLO HOT SURFACE IGNITOR 95V
Part #: 468-008
In Stock
$146.00
FLAME SENSOR ROD LENNOX ARMSTRONG DUCANE
Part #: 352-003
In Stock
$93.00
LENNOX ARMSTRONG DUCANE IGNITION LEAD (SENSOR WIRE)
Part #: 468-030
In Stock
$28.00
FLAME SENSOR ROD LENNOX ARMSTRONG DUCANE
Part #: 352-029
In Stock
$208.00
FLAME SENSOR ROD LENNOX ARMSTRONG DUCANE
Part #: 352-027
In Stock
$141.00
FLAME SENSOR ROD LENNOX ARMSTRONG DUCANE
Part #: 352-036
In Stock
$36.00
FLAME SENSOR ROD LENNOX ARMSTRONG DUCANE
Part #: 352-009
In Stock
$50.00
LENNOX ARMSTRONG CONCORD PRESSURE SWITCH -0.50" WC
Part #: 773-063
In Stock
$106.00
FLAME SENSOR ROD LENNOX ARMSTRONG DUCANE
Part #: 352-028
In Stock
$36.00
LENNOX, ARMSTRONG PRESSURE SWITCH 0.55" WC
Part #: 773-012
In Stock
$69.00
FLAME SENSOR ROD LENNOX ARMSTRONG DUCANE
Part #: 352-031
In Stock
$69.00
2 STAGE IGNITION CONTROL BOARD ARMSTRONG
Part #: 446-113
In Stock
$354.00
FLAME SENSOR ROD LENNOX ARMSTRONG DUCANE
Part #: 352-018
In Stock
$51.00
LENNOX ARMSTRONG INDUCER MOTOR ASSEMBLY 3400RPM 1/30HP
Part #: 463-106
In Stock
$539.00
ARMSTRONG LENNOX SINGLE STAGE PRESSURE SWITCH 2 PORTS -0.70" WC
Part #: 773-176
In Stock
$99.00
1/2" X 1/2" ARMSTRONG 4 SPRING COUPLER
Part #: 928-032
In Stock
$94.00
LENNOX ARMSTRONG INDUCER MOTOR
Part #: 463-184
In Stock
$588.00
FLAME SENSOR ROD LENNOX ARMSTRONG DUCANE
Part #: 352-010
In Stock
$48.00
LENNOX/ARMSTRONG/DUCANE/AIRE FLO HOT SURFACE IGNITOR 120V
Part #: 468-012
In Stock
$275.00
LENNOX ARMSTRONG INDUCER 3400RPM 120V 60HZ
Part #: 463-113
In Stock
$537.00
FLAME SENSOR ROD LENNOX ARMSTRONG DUCANE
Part #: 352-001
In Stock
$45.00
FLAME SENSOR ROD LENNOX ARMSTRONG DUCANE
Part #: 352-008
In Stock
$45.00
FLAME SENSOR ROD LENNOX ARMSTRONG DUCANE
Part #: 352-017
In Stock
$40.00
LENNOX ARMSTRONG DUCANE FAN CONTROL BOARD
Part #: 001-050
In Stock
$153.00
FLAME SENSOR ROD LENNOX ARMSTRONG DUCANE
Part #: 352-016
In Stock
$36.00
FLAME SENSOR ROD LENNOX ARMSTRONG DUCANE
Part #: 352-014
In Stock
$70.00
FLAME SENSOR LENNOX ARMSTRONG DUCANE
Part #: 352-051
In Stock
$50.00
FLAME SENSOR ROD LENNOX ARMSTRONG DUCANE
Part #: 352-002
In Stock
$36.00
OEM LENNOX ARMSTRONG AIR AIRE-EASE CONCORD DUCANE, CONTROL BOARD 120V
Part #: 446-005
In Stock
$871.00
LENNOX ARMSTRONG DUCANE AIRE FLO SPARK IGNITOR ELECTRODE
Part #: 468-710
In Stock
$45.00
LENNOX/ARMSTRONG/DUCANE/AIRE FLO INDUCER ASSEMBLY
Part #: 463-303
In Stock
$374.00
LENNOX/ARMSTRONG/DUCANE/AIRE FLO HOT SURFACE IGNITOR 120V
Part #: 468-007
In Stock
$133.00
Image coming soon
463-302
LENNOX/ARMSTRONG/DUCANE/AIRE FLO INDUCER ASSEMBLY
Part #: 463-302
In Stock
$496.00
LENNOX DUCANE ARMSTRONG DRAFT INDUCER VENT MOTOR 115V 60HZ
Part #: 463-038
In Stock
$811.00
Looking for a specific Armstrong part?
Search All Armstrong PartsFrequently Asked Questions
How do I find my Armstrong furnace model number?
Your Armstrong 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 Armstrong furnaces?
We carry a full range of OEM replacement parts for Armstrong 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 Armstrong parts genuine OEM?
Yes, we stock genuine OEM replacement parts for Armstrong 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 Armstrong parts shipped?
We offer fast shipping on all Armstrong 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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