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    Flagship Model
    Top Pick
    Flagship
    Central Air Conditioner

    Lennox XC25 Variable-Capacity Air Conditioner

    Model Number: XC25

    Lennox's flagship variable-capacity AC delivers whisper-quiet 59 dB operation and up to 24 SEER2 efficiency—the quietest central AC on the market.

    24 SEER2
    variable
    59 dB
    Smart Home Ready

    Technical Specifications

    Cooling Efficiency (SEER2)24
    EER216
    Operationvariable
    Tonnage3 Ton
    Sound Rating59 dB
    Smart ThermostatCompatible
    System TypeCentral Air Conditioner
    Installed Price$12,000 - $17,000

    *Prices include equipment, installation, and standard warranty. Actual cost may vary.

    Estimated Annual Savings

    Compared to a 10 SEER system

    $467

    per year

    $7005

    over 15 years

    Get Your Quote

    Why We Recommend This Model

    If noise is your #1 concern, the XC25 is unmatched. We've installed these in master bedroom-adjacent locations where customers literally forget the AC is running.

    Ideal For

    Homeowners who want the quietest, most efficient AC available

    Expert Review: Lennox XC25 Variable-Capacity Air Conditioner

    The Lennox XC25 Variable-Capacity Air Conditioner is the top-of-the-line offering from Lennox, delivering 24 SEER2 efficiency with operation.

    Key Features & Technology

    Variable-capacity compressor

    SilentComfort technology

    iComfort S30 thermostat compatible

    Quantum coil with corrosion resistance

    Advantages

    • Quietest central AC available (59 dB)
    • Top-tier efficiency up to 24 SEER2
    • Excellent humidity control
    • Variable-speed for precise comfort

    Considerations

    • Premium pricing
    • Proprietary parts can be expensive
    • Requires Lennox dealer for warranty

    Warranty & Protection

    Parts Warranty

    10 years

    Compressor

    10 years

    Our Guarantee

    100% Satisfaction

    All warranties require product registration within 60 days of installation. Our team handles registration for you.

    Professional Installation

    What's Included

    • Complete equipment and materials
    • Professional NATE-certified installation
    • Permits and inspections
    • Old system removal and disposal
    • System testing and calibration
    • Warranty registration

    Installation Timeline

    1

    Free Consultation

    Same-day or next-day

    2

    Installation Day

    Typically 4-8 hours

    3

    Final Inspection

    Ensure perfect operation

    We've installed 38+ Lennox XC25 Variable-Capacity Air Conditioner units across Nassau County

    Frequently Asked Questions

    About Lennox

    Lennox logo

    Lennox

    Ranked #4 Overall

    Efficiency-focused homeowners wanting the lowest utility bills

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    View All Lennox Models

    Get Your Free Quote

    NATE-certified technicians serving Nassau County with expert Lennox XC25 Variable-Capacity Air Conditioner installation.

    Get Free Quote (516) 345-3911

    Available 24/7 for emergencies

    Why Home+ Air & Heat?

    • NATE-certified technicians
    • Same-day consultations available
    • Financing options available
    • 100% satisfaction guarantee
    • Local Nassau County company

    Ready to Install Your Lennox XC25 Variable-Capacity Air Conditioner?

    Get a free, no-obligation quote from our NATE-certified technicians. We serve all of Nassau County with expert installation and a 100% satisfaction guarantee.

    Get Free QuoteView More Lennox Models

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