Premium Tier
Limited Warranty
Lennox HVAC System Warranty
Bottom line (2026): Lennox offers a 10-year limited warranty on its hvac system — transferable to new owners, with labor covered for the first 2 year(s). Scores 80/100 on the HomeScore Warranty Index, rated excellent for the premium-tier hvac system category.
10 yr
Base Warranty
15–20 yr
Expected Lifespan
$9,000–$20,000
Price Range
XC25
Top Model
Warranty Score
What's Covered
- Compressor
- Condenser coil
- Evaporator coil
- Fan motor
- Internal electrical components
- Heat exchanger
Common Exclusions
- Refrigerant recharge
- Ductwork
- Thermostat
- Damage from power surges
- Improper installation
- Lack of annual maintenance
Warranty Details
| Coverage Type | Limited Warranty |
| Duration | 10 years |
| Transferable | Yes (fee: $50–$150) |
| Labor Coverage | Yes — first 2 year(s) |
| Registration Required | Yes — within 60 days from purchase |
| Extended Warranty | Available ($150–$400) |
| Country of Origin | USA |
Warranty Claim Tips
- Keep all annual maintenance records — most HVAC warranties require documented professional servicing
- Register your unit within 60 days of installation to unlock the full warranty period
- Always use a licensed HVAC contractor for warranty repairs
HomeScore Pro Tips
- A denied HVAC warranty claim can cost $3,000–$8,000 in compressor replacement alone
- Some brands void the warranty if non-OEM refrigerant is used
- Take photos of the installation — improper clearance is a common denial reason
Compare HVAC System Warranties
Related Resources
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