(516) 259-1191 (516) 345-3911 (516) 548-0911
    home+ — Home+ Air and Heat
    24/7 Emergency(516) 259-1191
    ESEspañol
    ESEspañol

    Also read: this brand on other pages

    Same manufacturer, different equipment focus—so you get intent-matched detail without duplicate canonical URLs.

    Share
    Back to Carrier
    Carrier logo
    Flagship Model
    Top Pick
    Flagship
    Central Air Conditioner

    Carrier Infinity 24 Air Conditioner

    Model Number: 24VNA4

    Carrier's quietest and most efficient central AC. Variable-speed Greenspeed intelligence adjusts in 1% increments for whisper-quiet, even cooling throughout your home.

    24 SEER2
    Variable-Speed
    56 dB
    Smart Home Ready

    Technical Specifications

    Cooling Efficiency (SEER2)24
    OperationVariable-Speed
    Tonnage3 Ton
    Sound Rating56 dB
    Smart ThermostatCompatible
    System TypeCentral Air Conditioner
    Installed Price$8,500 - $14,500

    *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

    This is the unit we install when homeowners want the absolute best. The variable-speed compressor eliminates hot/cold swings entirely. In Nassau County summers, it runs at just 25% capacity most of the time — barely audible at 56 dB.

    Ideal For

    Maximum comfort & lowest energy bills

    Expert Review: Carrier Infinity 24 Air Conditioner

    The Carrier Infinity 24 Air Conditioner is the top-of-the-line offering from Carrier, delivering 24 SEER2 efficiency with variable-speed operation.

    Key Features & Technology

    Greenspeed Intelligence

    Variable-speed compressor

    Silencer System II

    Wi-Fi enabled

    ENERGY STAR Most Efficient

    Advantages

    • Whisper-quiet 56 dB operation
    • Industry-leading 24 SEER2
    • Precise ±0.5°F temperature control
    • Lowest operating cost in class

    Considerations

    • Highest upfront cost
    • Requires Infinity thermostat for full features
    • Complex installation

    Warranty & Protection

    Parts Warranty

    10 years

    Compressor

    Lifetime limited

    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 47+ Carrier Infinity 24 Air Conditioner units across Nassau County

    Frequently Asked Questions

    About Carrier

    Carrier logo

    Carrier

    Ranked #5 Overall

    Established brand with broad parts availability — preferred when matching existing Carrier equipment

    Founded1915
    View All Carrier Models

    Get Your Free Quote

    NATE-certified technicians serving Nassau County with expert Carrier Infinity 24 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 Carrier Infinity 24 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 Carrier Models

    Similar Models to Compare

    Flagship Model

    Heil QuietComfort HCA7 Two-Stage AC

    Heil's top AC built on ICP/Carrier platform with two-stage cooling and 18 SEER2.

    18 SEER2

    $7,000 - $11,000

    Flagship Model

    Payne PA7TC Two-Stage AC

    Payne's top AC—built by Carrier at the most accessible price for two-stage comfort.

    17 SEER2

    $6,000 - $9,500

    Flagship Model

    Tempstar Quietcomfort TSA7 Two-Stage AC

    Tempstar's top AC—identical to Heil HCA7, built on ICP/Carrier platform.

    18 SEER2

    $7,000 - $11,000

    Flagship Model

    Coleman Echelon TC Two-Stage AC

    Coleman's top AC built on York/Johnson Controls engineering with two-stage comfort.

    17 SEER2

    $6,500 - $10,500