As an Amazon Associate I earn from qualifying purchases.Updated: March 27, 2026
The Motor in your Lennox S10XN-1 is responsible for powering the airflow system. Like any mechanical part, it experiences wear over time and requires periodic replacement to maintain optimal performance. Delaying replacement can lead to reduced heating or cooling efficiency, increased energy consumption, and potential damage to other components.
Function: The Motor drives the fan that circulates air throughout your home.
Signs it needs replacing: Unusual noises such as grinding, squealing, or humming; decreased airflow; motor overheating.
OEM vs aftermarket: OEM parts are manufactured by Lennox and guaranteed to be compatible. Aftermarket options may be more affordable but always verify compatibility with your S10XN-1 model before purchasing.
Installation: Generally involves disconnecting power, removing the old Motor, and installing the new one. Some basic mechanical skills are helpful, but consult a professional if you are unsure.
Replacement schedule: Check your owner's manual for the recommended schedule. Replace sooner if you notice reduced performance.
Compatibility warning: always verify part number matches your exact model before ordering
Pros & Cons
Pros
✓ Restores device to original performance without buying a new unit
✓ Significantly cheaper than a full device replacement
✓ Multiple options available from OEM and aftermarket sellers
Cons
✗ OEM parts cost more than third-party alternatives
✗ Wrong part number will not fit — model verification is essential
Common Use Cases
Scheduled maintenance on the manufacturer-recommended replacement cycle
Performance restoration after noticing reduced output or efficiency
Preventive replacement before a worn part causes secondary damage
Who Should Buy This
This replacement Motor is for Lennox S10XN-1 owners who are experiencing reduced performance or unusual noises from their unit. Replacing the worn Motor can restore efficient heating and cooling.
Not ideal for: If your Lennox S10XN-1 is very old, has extensive damage beyond the Motor, or repair costs are excessive, a full device replacement might be more cost-effective.
Good to Know Before Buying
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Always confirm your exact model number (S10XN-1) before ordering. Part numbers vary between model variants and production years. Check the label on your device or original documentation to be sure.
Frequently Asked Questions
What is the part number for the Lennox S10XN-1 Motor?
The part number is 73032. Always verify this matches your exact model (S10XN-1) before ordering, as similar models may use different parts.
How often should I replace the Motor on my Lennox S10XN-1?
Check your owner's manual for the recommended schedule. Replace sooner if you notice reduced performance.
Will aftermarket Motor replacements work in my Lennox S10XN-1?
Third-party parts are widely available and often cheaper than OEM. Look for listings that specifically mention compatibility with model S10XN-1 and check buyer reviews for fit confirmation before purchasing.
Prices change frequently. See the latest deal on Amazon.