12000BTU 220V Mini Split Inverter Air Conditioner and Ductless Heater with 5 Operation Modes

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Key Features

Rapid Cooling and Wide Air Flow Range: With 12000 BTU cooling capacity, this split air conditioner will provide fast cooling to the whole room, suitable for spaces up to 550 sq.ft. And the air louver is free to adjust both in vertical and horizontal, offering powerful air flow to every corner of your room and enhancing the air circulation.
● 5 Modes and 4 Speeds for You to Choose: This powerful AC unit is more than an ordinary air conditioner because it is designed with 5 operation modes (cooling, heating, fan and drying) and 4 speeds to offer comfy wind all year around. Also, to reduce electricity bills, you can turn on the ECO mode.
● Enjoy Comfortable Sleeping Environment: You can turn on the sleep mode before going to bed and the unit will auto stop after 10-hour working. Moreover, the 24H timer allows you to turn on or off the unit at the set time. The air conditioner applies advanced inverter technology and the max noise level is lower than 42dB.
● Easy to Maintain and Self-cleaning Function: The air filter of this split AC unit is removable and washable and the unit will auto clean the dust and off the evaporator and dry it in iClean function. More importantly, the unit will heat up to 134.6℉ in self-cleaning function to ensure high temperature sterilization, offering clean and refreshing wind and protect your health.
● Remote Control and Installation Kit Included: The split type inverter air conditioner comes with a remote control for effortless adjustment. In addition, this split type inverter air conditioner is equipped with detailed instructions and installation tools. Note: the whole set will be delivered in 2 boxes and you may receive them at different time.

No Information


MaterialIron, aluminum, plastic
Indoor unit size31" x 11.5" x 8"(L x W x H)
Outdoor unit size29" x 21" x 11"(L x W x H)
Cooling capacity12000 BTU
Heating capacity12000 BTU
Cooling power1250W
Heating power1050W
Coverage area550 sq. ft.
Air flow rate184 CFM / 670 m³/h
VoltageDC 208-230V~60Hz/1PH
Dehumidifying capacity36 Pints/Day
Temperature setting Range60.8℉~89.6℉/ 16℃~32℃
Timer0.5-24 Hours
Indoor noise level42 dB
Outdoor noise level53 dB
Net weight of indoor unit22 lbs / 10 kg
Net weight of outdoor unit55 lbs / 25 kg
  • Overview

  • Reviews

  • Q&A

  • Manuals


The split inverter air conditioner with heat pump is a perfect addition to your home!


This 12000 BTU split air conditioner can quickly cool down or warm up rooms up to 750 sq.ft, which is an ideal companion for hot summer or cold winter. Featuring an innovative inverter technology, the split AC unit can adjust the power supply frequency automatically to let you enjoy the benefit of comfort and lower energy consumption. The unit can provide strong and steady airflow to every part of your room with auto up-down swing and manual left-right swing. The air filter is easy to remove and wash, which can keep the AC unit running its best. You can adjust the working mode (auto, cool, dry, heat, fan), speed, timer, sleep mode, ECO mode or anything else by using the handy remote control. Self-clean and auto-defrost functions ensure good air quality and prolong service life. In addition, this split AC unit runs quietly, which won't disrupt your sleeping or working. And you can set the auto-off time from 0.5 to 24 hours.
Warm Notice:
1. The item comes in 2 boxes and delivery time may be different per box, please contact us if you have any questions.
2. The installation of this equipment should be done only by a Licensed HVAC Installer.


If you are looking for an air conditioner like this, do not hesitate to place an order!


  • Shipped in 2 boxes and may deliver at different times
  • Fast cooling and heating with a wide coverage area of 750 sq.ft.
  • 4-in-1 design and built-in 1 ton heat pump offers all-year-around comfort for you
  • 60.8°F-89.6°F adjustable temperature and 4 fan speeds for customized comfort
  • High efficiency gold fins ensures good heat transfer performance and long-lasting use
  • Multiple modes include dry, cool, heat, fan, auto, sleep, ECO, turbo, iFEEL, etc
  • Washable filter and self-clean function let you enjoy fresh and clean air
  • Innovative inverter technology improves the energy efficiency ratio
  • Auto up-down swing and manual left-right swing promote air circulation
  • The 26ft remote control and LED display for easy operation
  • 0.5-24H timer and quiet operation for a peaceful and comfy sleep
  • Auto defrost function prevents damage to the outdoor unit
  • ETL certification ensure safe and long-lasting use


14 Reviews

Frequent Mentions

  • M



    AMAZING.... Cools area without any problems

  • D

    Quiet, well built


    Unit is well built. Very quiet. Easy to use. Cooled room in minutes. Nice features. Would buy again.

  • R

    Works Great, very easy to install.


    This unit works beautifully so far! The noise level is so quiet, and so easy to install that I did it by myself.

  • L

    Highly recommend


    Very satisfied with this air conditioner. I was able to install myself with some help from a friend, which saved me a lot of money not having to pay an HVAC installer. The air conditioner is super quiet and cooled my living and dining room in minutes. Highly recommend.

  • A

    Used to replace central, cool and quiet


    Energy efficient, quiet, easy installation. Used to replace the upstairs central unit. Plan on purchasing another for downstairs.


  • Q:
    What is the warranty on this unit
    All of the items on our website have one year warranty.
    Costway representative
  • Q:
    Who is the manufacturer of this unit I have never heard of a Costway Mini Split?
    It is produced by a famous air conditioner manufacturer in China, and the quality is guaranteed.
    Costway representative
  • Q:
    Is unit pre charged and will it need HVAC TECH to install?
    Costway representative
  • Q:
    So does it requireHVAC tech to charge lines or is it self contained. ?
    Costway representative
  • Q:
    We installed it but getting a E5 error. What does that mean?
    E5: Internal and external communication error. Please forward your question or concern as well as the order number to our customer support at [email protected] After order confirmation, our customer support are standing by and ready to help you resolve any issues you may have.
    Costway representative
  • Q:
    I am interested in purchasing 2 of these units. Does it have flare connections so I won't have to weld it?
    This product does not require weld while installation.
    Costway representative
    Is it pre charged or does it have to be installed by HVAC person?
  • Q:
    What electrical power source do we need? 120 or 240 ? Can you install the inside unit near the floor under the windows?
    You need a 220V electrical power source for this product. And we recommend you install it higher than the window.
    Costway representative
  • Q:
    are these precharged?
    Costway representative
  • Q:
    Does this unit come pre-charged? and if so is it stated in the manual?
    Costway representative
  • Q:
    how do I install it
    All our products will come with manuals, if your manual is missing, you can contact our customer service [email protected] for an electronic version of the manual.
    Costway representative
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