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ductless mini splits

Multi Zone Mini Split Air Conditioners

Multi zone mini split air conditioners let you cool multiple rooms with one outdoor unit connected to separate indoor units. Explore ductless systems with different zone counts and cooling capacities, and compare room coverage, energy efficiency ratings, and installation requirements to find a setup that fits your space.

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  1. Costway - 24k BTU 3 Zone 7k 9k 9k BTU Mini Split Air Conditioner 23 SEER2 Wifi Enabled - White

    SKU: JJGPSHZ959

    Best Price for Performance I've found

    Product Description

    A white, WiFi-enabled mini split AC offers efficient multi-zone cooling, heating, and customizable comfort modes.
    See all Ductless Mini Splits
    Your price for this item is $1,849.99
    Save $1670
    The previous price was $3,519.99

  2. Costway - X-Pro 35000 BTU 4 Zone 12K + 12K + 12K + 12K Mini Split Air Conditioner Heat Pump, Line Set Included - White

    SKU: JJGPSHZ58F

    Product Description

    A white, ENERGY STAR certified quad-zone mini split offers smart heating and cooling with WiFi and voice control.
    See all Ductless Mini Splits
    Your price for this item is $2,989.99
    Save $2400
    The previous price was $5,389.99

  3. Costway - 12,000 BTU Mini Split Air Conditioner AC Unit with Heat Pump & Remote Control - White

    SKU: J9VXHT6YR2

    Best split unit I bought...Efficiency & Noise:This unit runs quietly compared to window ACs, which is great if you’re using it...re looking for an affordable mini split with both AC and heat, the Costway...

    Product Description

    A white inverter mini split AC offers cooling, heating, remote control, and eco-friendly R32 refrigerant.
    See all Ductless Mini Splits
    Your price for this item is $549.49
    Save $850
    The previous price was $1,399.98

  4. Lithzen - 12000 BTU Mini Split Air Conditioner & Heater, 208/230V 18.2 SEER2 Wifi Enabled - White

    SKU: JJGPSHPJG3

    Great price...Great product...Works great.

    Product Description

    A white WiFi-enabled mini split system offering 12,000 BTU cooling and heating with ultra-quiet operation.
    See all Ductless Mini Splits
    Your price for this item is $489.49
    Save $10
    The previous price was $499.99

  5. Lithzen - 12000 BTU Mini Split Air Conditioner & Heater, 115V 18.2 SEER2 Wifi Enabled - White

    SKU: JJGPSHPJ8H

    Love this unit! 2nd one I purchase and plan on purchasing another. It is quiet, and cools fast!...Works great...Works great little confusing to install but overall cools quickly

    Product Description

    A white WiFi-enabled mini split system offering 12,000 BTU cooling and heating with ultra-quiet operation.
    See all Ductless Mini Splits
    Your price for this item is $449.49

  6. Winado - 20000 BTU Wifi 2 Zone 12K + 12K AC Ductless Mini Split Air Conditioner & Heat Pump 23 SEER2 w/24.6 Ft Copper Line Set - White

    SKU: J2KKS5T2C7

    Product Description

    A white, Wi-Fi enabled mini split system offering dual-zone cooling and heating with app and remote control.
    See all Ductless Mini Splits
    Your price for this item is $1,329.99

  7. Costway - 18k BTU 2 Zone 12k + 12k BTU Mini Split Air Conditioner 22 SEER2 208-230V Wifi Enabled - White

    SKU: J9VXQ4LTXQ

    Product Description

    A white, WiFi-enabled mini split AC offers dual-zone cooling, heating, and energy-efficient, whisper-quiet operation.
    See all Ductless Mini Splits
    Your price for this item is $1,379.99
    Save $989
    The previous price was $2,369.98

  8. Costway - 30k BTU 3 Zone 9k + 18k + 18K BTU Mini Split Air Conditioner Heating & Cooling 23 SEER2 Wifi Enabled - White

    SKU: J9VXQ4G4LC

    Product Description

    A white, Wi-Fi enabled mini split system offering energy-efficient heating and cooling for three separate zones.
    See all In-Wall Air Conditioners
    Your price for this item is $2,489.99
    Save $2000
    The previous price was $4,489.99

  9. Costway - 30k BTU 3 Zone 7k + 7k + 7k BTU Mini Split Air Conditioner 23 SEER2 208-230V Wifi Enabled - White

    SKU: J9VXQ4LZCC

    Product Description

    A white, WiFi-enabled mini split AC offers efficient multi-zone cooling, heating, and customizable comfort modes.
    See all Ductless Mini Splits
    Your price for this item is $2,469.99
    Save $1980
    The previous price was $4,449.99

  10. Costway - 36k BTU 4 Zone 7k + 7k + 7k + 7k BTU Mini Split Air Conditioner 23 SEER2 208-230V Wifi Enabled - White

    SKU: J9VXQ4YX8F

    Product Description

    A white, WiFi-enabled mini split air conditioner offering efficient multi-zone cooling, heating, and customizable comfort.
    See all Ductless Mini Splits
    Your price for this item is $3,019.99
    Save $2420
    The previous price was $5,439.99

  11. Costway - 30k BTU 2 Zone 7K + 24K BTU Split Air Conditioner 23 SEER2 208-230V Wifi Enabled - White

    SKU: J9VXQ4LQQ7

    Product Description

    A white, WiFi-enabled split air conditioner offering dual-zone cooling, heating, and energy-efficient 23 SEER2 performance.
    See all Ductless Mini Splits
    Your price for this item is $2,329.99
    Save $1870
    The previous price was $4,199.99

  12. Costway - 30k BTU 2 Zone 18k + 18k BTU Mini Split Air Conditioner 23 SEER2 208-230V Wifi Enabled - White

    SKU: J9VXQ4GHSR

    Product Description

    A white, Wi-Fi enabled mini split AC offers dual-zone cooling, heating, and customizable energy-efficient comfort.
    See all Ductless Mini Splits
    Your price for this item is $2,209.99
    Save $1770
    The previous price was $3,979.99

  13. Costway - 30k BTU 2 Zone 9K + 24K BTU Split Air Conditioner 23 SEER2 208-230V Wifi Enabled - White

    SKU: J9VXQ4LQW2

    Product Description

    A white, Wi-Fi enabled split air conditioner offering dual-zone cooling, heating, and customizable energy-efficient comfort.
    See all Ductless Mini Splits
    Your price for this item is $2,239.99
    Save $1800
    The previous price was $4,039.99

  14. Costway - 36k BTU 2 Zone 9k + 12k Mini Split Air Conditioner 23 SEER2 208-230V Wifi Enabled - White

    SKU: J9VXQ4GHT7

    Product Description

    A white, WiFi-enabled mini split AC offers dual-zone cooling, heating, and energy-efficient, whisper-quiet operation.
    See all Ductless Mini Splits
    Your price for this item is $2,419.99
    Save $1940
    The previous price was $4,359.99

  15. Costway - 30k BTU 2 Zone 12K + 24K BTU Split Air Conditioner 23 SEER2 208-230V Wifi Enabled - White

    SKU: J9VXQ4LQV4

    Product Description

    A white, WiFi-enabled split air conditioner offering dual-zone cooling, heating, and energy-efficient 23 SEER2 performance.
    See all Ductless Mini Splits
    Your price for this item is $2,249.99
    Save $1800
    The previous price was $4,049.99

  16. Costway - 36k BTU 4 Zone 7k + 7k + 9K + 24K BTU Mini Split Air Conditioner 23 SEER2 Wifi Enabled - White

    SKU: J9VXQ4Y3ST

    Product Description

    A white, Wi-Fi enabled mini split AC offers efficient multi-zone cooling, heating, and customizable comfort modes.
    See all Ductless Mini Splits
    Your price for this item is $3,169.99

  17. Costway - 36k BTU 2 Zone 9k + 9k BTU Mini Split Air Conditioner 23 SEER2 208-230V Wifi Enabled - White

    SKU: J9VXQ4GHRG

    Product Description

    A white, Wi-Fi enabled mini split AC offers dual-zone cooling, heating, and customizable energy-efficient comfort.
    See all Ductless Mini Splits
    Your price for this item is $2,409.99
    Save $1930
    The previous price was $4,339.99

  18. Costway - 36k BTU 4 Zone 7k + 7k +12K + 12K BTU Mini Split Air Conditioner 23 SEER2 Wifi Enabled - White

    SKU: J9VXQ4Y3RP

    Product Description

    A white, WiFi-enabled mini split AC offers multi-zone cooling, heating, and energy-efficient, customizable comfort.
    See all Ductless Mini Splits
    Your price for this item is $3,089.99
    Save $2480
    The previous price was $5,569.99

  19. Costway - 36k BTU 3 Zone 7k + 12K + 24K BTU Mini Split Air Conditioner 23 SEER2 Wifi Enabled - White

    SKU: J9VXQ4Y7ZQ

    Product Description

    A white, WiFi-enabled mini split AC offers efficient multi-zone cooling, heating, and customizable comfort modes.
    See all Ductless Mini Splits
    Your price for this item is $2,919.99
    Save $2340
    The previous price was $5,259.99

  20. Costway - 36k BTU 2 Zone 12K + 24K BTU Split Air Conditioner 23 SEER2 208-230V Wifi Enabled - White

    SKU: J9VXQ4LKH3

    Product Description

    A white, Wi-Fi enabled split air conditioner offering efficient multi-zone cooling, heating, and customizable comfort modes.
    See all Ductless Mini Splits
    Your price for this item is $2,519.99
    Save $2020
    The previous price was $4,539.99

  21. Costway - 36k BTU 4 Zone 7k + 7k + 7k + 12K BTU Mini Split Air Conditioner 23 SEER2 Wifi Enabled - White

    SKU: J9VXQ4YX9Y

    Product Description

    A Wi-Fi enabled, energy-efficient white mini split AC offering customizable comfort across four separate zones.
    See all Ductless Mini Splits
    Your price for this item is $3,049.99
    Save $2440
    The previous price was $5,489.99

  22. Costway - 30k BTU 4 Zone 7k + 9K + 9K + 18K BTU Mini Split Air Conditioner 23 SEER2 Wifi Enabled - White

    SKU: J9VXQ4Y25C

    Product Description

    A white, WiFi-enabled mini split AC offers multi-zone cooling, heating, and energy-efficient smart climate control.
    See all Ductless Mini Splits
    Your price for this item is $2,829.99
    Save $2270
    The previous price was $5,099.99

  23. Costway - 30k BTU 4 Zone 7k + 7k + 7k + 18K BTU Mini Split Air Conditioner 23 SEER2 Wifi Enabled - White

    SKU: J9VXQ4YC6L

    Product Description

    A white, WiFi-enabled mini split AC offers efficient multi-zone climate control with quiet, customizable comfort.
    See all Ductless Mini Splits
    Your price for this item is $2,789.99
    Save $2240
    The previous price was $5,029.99

  24. Costway - 36k BTU 2 Zone 9k + 18k Mini Split Air Conditioner 23 SEER2 208-230V Wifi Enabled - White

    SKU: J9VXQ4GHV2

    Product Description

    A white, WiFi-enabled mini split AC offers dual-zone cooling, heating, and customizable comfort with Energy Star efficiency.
    See all Ductless Mini Splits
    Your price for this item is $2,449.99
    Save $1960
    The previous price was $4,409.99
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Multi zone mini split air conditioners offer flexible cooling for multiple rooms without the extensive ductwork required by traditional central air conditioning systems. A typical multi zone ductless system connects one outdoor unit to two or more indoor air handlers, allowing you to set different temperatures in spaces such as bedrooms, living rooms, home offices, and finished basements. This room-by-room temperature control can help reduce unnecessary cooling in unoccupied areas while keeping frequently used spaces comfortable. Dual zone, tri zone, and other multi zone configurations accommodate different layouts, with indoor unit options that may include wall-mounted air handlers, ceiling cassettes, and concealed ducted units. Many multi zone mini split systems also use heat pump technology to provide both heating and cooling, making them a versatile option for year-round comfort. Most residential systems share a heating or cooling operating mode across connected indoor units, however, so independent temperature settings do not necessarily mean you can heat one room while cooling another. Choosing a multi zone mini split air conditioner starts with matching the system’s capacity and configuration to your home’s needs. Cooling capacity is measured in British thermal units per hour, commonly listed as BTUs, but square footage alone does not determine the right size: ceiling height, insulation, window exposure, local climate, and occupancy also affect the load in each zone. A qualified HVAC professional can calculate those requirements and confirm that the outdoor condenser and indoor air handlers are a compatible combination, since available capacity is shared across rooms during simultaneous operation. Compare SEER2 ratings to evaluate cooling efficiency, and review HSPF2 ratings and low-temperature heating performance if you plan to use a multi zone mini split heat pump during winter. Depending on the model, features such as inverter-driven compressors, programmable schedules, Wi-Fi connectivity, and washable filters can support convenient operation and maintenance. Before selecting a ductless mini split system, also consider indoor and outdoor noise ratings, electrical requirements, refrigerant line routing, condensate drainage, installation costs, and warranty terms. Proper sizing, professional installation, and routine filter cleaning help support reliable performance and comfortable temperatures throughout the connected zones.

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FAQ

A multi-zone mini split air conditioner connects one outdoor unit to multiple indoor units installed in different rooms or areas. Each indoor unit serves a separate zone, allowing individual temperature settings without relying on a central duct system.

Common indoor unit styles include wall-mounted units, ceiling cassettes, floor-mounted units, and concealed ducted units. Some multi-zone systems support a combination of styles, but each indoor unit must be compatible with the outdoor unit.

Depending on the system, controls may include handheld remotes, wired wall controllers, or Wi-Fi connectivity for app access. Available functions can include temperature adjustments, fan settings, timers, and schedules for individual zones. Smart home and voice assistant compatibility vary by system.

Most residential multi-zone mini split systems require active indoor units to share the same heating or cooling mode, although each zone can have a different temperature setting. Simultaneous heating and cooling generally require a system specifically designed for that operation.

A typical system includes an outdoor compressor and condenser unit, multiple indoor air-handling units, refrigerant lines, electrical and communication wiring, condensate drainage, and controls. Some configurations also use distribution or branch boxes. Package contents vary, so a system listing may not include every installation component.

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Best Buy Canada

In-store pricing may vary. Prices and offers are subject to change. © 2026 Best Buy. All rights reserved. BEST BUY, the BEST BUY logo, the tag design, and MY BEST BUY are trademarks of Best Buy and its affiliated companies.