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Overview

The Costway 12000BTU Wi-Fi Enabled Mini Split AC keeps large spaces up to 750 sq. ft. comfortable all year with powerful cooling and heating. You can control it from anywhere with built-in Wi-Fi and set personalized schedules using the 24-hour timer. Enjoy custom comfort modes and efficient operation for everyday convenience.
  • Delivers efficient cooling for large rooms up to 750 sq. ft., like open living areas
  • Operates quietly at 42dB, similar to a quiet room
    • This description was generated by AI and reviewed for accuracy.

    Costway 3-in-1 Mini-Split Air Conditioner - 12000 BTU (750 sq ft Coverage) - 42dB, Heat, Remote - Gray

    Model: HCST07188
    Web Code: 19328062
    Sold and shipped by | 3.7 seller rating (5,174 reviews)

    Colour: Gray

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    White

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    Gray

    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

    Read return policy

    Warranty

    Check with the manufacturer for details.

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

    What's included:

    • 1 x Indoor Unit
    • 1 x Outdoor Unit
    • 1 x 13 ft Copper Connection Pipe - Liquid Pipe
    • 1 x 13 ft Copper Connection Pipe - Air Pipe
    • 1 x 15 ft Communication Wire
    • 1 x 6.5 ft Drain Hose
    • 1 x Remote Control
    • 1 x Tape
    • 1 x Wall Sleeve
    • 1 x Putty
    • 1x User Guide
    What you need to know
  • Mini split air conditioner and heat pump design for wall installation
  • Cooling capacity of 12,000 BTU for rooms up to 750 sq. ft. including large open areas
  • Supports Wi-Fi, app, voice, and remote control options
  • Indoor noise level of 42dB, comparable to a quiet room
  • Indoor unit dimensions: 30 in. x 8 in. x 11.5 in. (76 cm x 20 cm x 29 cm)
    • Cooling & Air Flow
  • Powerful cooling and heating functions for large rooms up to 750 sq. ft
  • 4D air supply helps avoid direct blowing for added comfort
  • Air flow volume of 600m³/h
    • Comfort & Humidity
  • 4 in 1 design offers cool, heat, dry, and fan modes for customized comfort
  • Dehumidifying capability up to 51 pints per day
    • Controls & Modes
  • Multiple ways to control: smartphone app, voice assistant, and remote control
  • Smart 0–24 hour timer lets you set personalized schedules
  • Screen off function helps reduce light for more comfortable sleep
    • Efficiency & Performance
  • High efficiency inverter technology and ECO mode
  • 22 SEER2 and 9 HSPF2 ratings for reduced energy consumption
  • R32 refrigerant with a lower environmental impact (vendor claim)
    • Filters & Maintenance
  • Self cleaning and washable filter for easy maintenance
  • Auto defrost function improves heating efficiency
    • Safety
  • Complies with ETL and AHRI standards (vendor claim)
    • Installation & Accessories
  • Includes indoor unit, outdoor unit, 13 ft. copper pipes, 15 ft. communication wire, 6.5 ft. drain hose, remote control, tape, wall sleeve, putty, and user guide
    • 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*:
    • No restrictions in Canada
    *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.