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Overview

Experience year-round comfort with the SereneLife 9,000 BTU Mini Split AC & Heating System. This wall-mounted unit cools, heats, and connects via Wi-Fi, making it easy to manage your indoor climate from anywhere. Designed for quiet performance and energy efficiency, it suits homes, offices, and bedrooms.
  • 9,000 BTU cools up to 450 sq. ft., ideal for a living room or large studio
  • Ultra-quiet operation at 29dB for peaceful environments
    • This description was generated by AI and reviewed for accuracy.

    Serenelife 3-in-1 Mini-Split Air Conditioner - 9000 BTU (450 sq ft Coverage) - 29dB, Heat, Remote

    Model: SLSPLTST9B
    Web Code: 19395605
    Sold and shipped by | 3.0 seller rating (43 reviews)

    Available for deliveryAvailable online only

    Delivery times vary by location. Most Marketplace items leave sellers' locations within 2 business days. Allow additional time for shipping.

    Enjoy on orders from this seller.

    Seller Return Policy

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    Warranty

    Check with the manufacturer for details.

    For Quebec residents: See the Availability Guarantee disclosure in the Specifications section below.

    What's included:

    • 5-meter copper pipe
    • AC power cord
    • remote control
    • installation kit
    What you need to know
  • Mini split system for wall-mounted installation
  • 9,000 BTU cooling reaches up to 450 sq. ft., fits a living room or large studio
  • Indoor and outdoor wall-mounted units
  • 29dB indoor noise level, similar to a quiet room
  • 115V power
    • Cooling & Air Flow
  • 9,000 BTU cooling power covers spaces up to 450 sq. ft.
  • Adjustable fan speeds let you customize air flow
  • Fan mode delivers continuous circulation
    • Comfort & Humidity
  • Heating mode with 10,000 BTU capacity keeps spaces warm in cooler months
  • Dry mode removes humidity for added comfort
    • Controls & Modes
  • Wi-Fi-enabled for remote temperature control via smartphone
  • Auto mode adjusts settings based on room conditions
  • 24-hour timer allows scheduled climate control
  • Remote control included
    • Installation & Portability
  • Includes 5-meter copper pipe, AC power cord, remote control, and installation kit for quick setup
    • Maintenance
  • Compatible with SereneLife replacement filter PRTSLSPLTFLTR
    • Safety
  • Auto-restart function restores settings after power outages (ensuring uninterrupted comfort)
    • This description was generated by AI and reviewed for accuracy.

    For Quebec residents – Disclosure under the Consumer Protection Act

    In compliance with Bill 29, Best Buy and third-party sellers on Best Buy Marketplace do not guarantee the availability of replacement parts, repair services, or maintenance information for any products. Coverage provided through any Best Buy Protection programs and applicable manufacturer warranties, if any, remain in place. Please contact the manufacturer directly for information about their availability guarantee.

    Shipping Charges

    Free standard shipping on all orders.

    Processing Time

    Most items ship within 2 business days after an order is placed*. Allow additional time for shipping to your address.
    *Please note: If an item you ordered becomes unavailable, you'll be notified and a full refund will be processed within 2 business days.

    Shipping Area Restrictions

    Shipping is not available in the following areas*:
    • British Columbia (Remote)
    • Alberta (Remote)
    • Saskatchewan
    • Manitoba
    • New Brunswick
    • Nova Scotia
    • Prince Edward Island
    • Newfoundland and Labrador
    • Yukon
    • Northwest Territories
    • Nunavut
    *Please note: Shipping area restrictions may vary for large items. If an item can't be shipped to your address, we'll let you know during the checkout process.
    See our return policy to find specific return information for this product and steps on how to return by mail.