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UltrEco Series 36000 BTU 3 Zone 23 SEER2 Mini Split Air Conditioner Wifi Enabled with Heat Pump

4.83
13 Reviews
Item No: 165734298
Costway Day Exclusive Deals - Discounted Outdoor Patio Furniture and Mini Split ACs
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Size: 7K + 7K + 18K
7K + 7K + 18K
7K + 12K + 12K
9K + 9K + 12K
7K + 9K + 18K
9K + 12K + 12K
7K + 12K + 18K
12K + 12K + 12K
9K + 9K + 18K
7K + 18K + 18K
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12K + 12K + 18K
7K + 7K + 24K
9K + 18K + 18K
12K + 18K + 18K
7K + 9K + 24K
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9K + 9K + 24K
9K + 12K + 24K
12K + 12K + 24K
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Key Features

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● Multi-room Cooling Solution: Designed to cool any corner of your home, this 36000 BTU 3 zone mini split air conditioner can independently adjust the temperature to meet the individual needs of different rooms. The chassis heating function maintains the normal operation of the outdoor unit, enabling it to withstand any climate conditions (-25℃-52℃).
● Less Energy Consumption, Lower GWP: This energy star certified mini split ac features an innovative inverter technology, operating at a remarkable 23 SEER2 rating and 10 HSPF2 rating. The use of R32 refrigerant brings you a greener lifestyle. Moreover, it is also certified by ETL and AHRI.
● Multiple Functions and Modes: This ductless mini split air conditioner offers 6 modes (auto/cool/heat/dry/fan/sleep) and 5 wind speeds (auto/low/mid/high/strong) for you to choose from. Other features such as auto swing, feeling and health extend comfort to daily use.
● Smart Control, Smart Life: You can easily adjust settings, monitor performance and control your AC from anywhere via your smartphone or the remote control. In addition, the 24-hour timer allows you to plan your climate control around your schedule conveniently.
● Low Noise and Easy Maintenance: With the quiet sleep mode and screen off function, you can enjoy a restful night. In addition, the filter can be easily removed and cleaned. Please note: A professional HVAC installer is required.

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Specifications

ColorWhite
MaterialMetal, Aluminum, Plastic
7000 BTU31" x 7.8" x 11.5"(L x W x H)
9000 BTU31" x 7.8" x 11.5"(L x W x H)
12000 BTU34.5" x 7.6" x 11.7"(L x W x H)
18000 BTU38.8" x 8.9" x 12.4"(L x W x H)
24000 BTU44.1" x 9.1" x 13"(L x W x H)
18000 BTU34.7" x 13.9" x 21.9"(L x W x H)
24000 BTU38.6" x 15.3" x 27.6"(L x W x H)
30000 BTU41.2" x 17.9" x 31.8"(L x W x H)
36000 BTU41.2" x 17.9" x 31.8"(L x W x H)
Multi Zone Combination3
Power Supply208-230V~60Hz/1PH
Temperature Setting Range60℉~90℉
Operating Ambient Temperature-25℃-52℃
RefrigerantR32
Heat Pump of 7k0.6 Ton
Heat Pump of 9k0.75 Ton
Heat Pump of 12k1 Ton
Heat Pump of 18k1.5 Ton
Heat Pump of 24k2 Ton
Dehumidifying Capacity of 7k35.5 Pints/Day
Dehumidifying Capacity of 9k35.5 Pints/Day
Dehumidifying Capacity of 12k51 Pints/Day
Dehumidifying Capacity of 18k81 Pints/Day
Dehumidifying Capacity of 24k130 Pints/Day
SEER2 of 18k22
SEER2 of 30k23
SEER2 of 36k23
HSPF210
Indoor Unit Noise Level of 7k30 dB
Indoor Unit Noise Level of 9k30 dB
Indoor Unit Noise Level of 12k32 dB
Indoor Unit Noise Level of 18k35 dB
Indoor Unit Noise Level of 24k40 dB
Net Weight of Outdoor Unit 18k75 lbs
Net Weight of Outdoor Unit 30k149 lbs
Net Weight of Outdoor Unit 36k154 lbs
Net Weight of Indoor Unit 7k17.5 lbs
Net Weight of Indoor Unit 9k17.5 lbs
Net Weight of Indoor Unit 12k20 lbs
Net Weight of Indoor Unit 18k26.5 lbs
Net Weight of Indoor Unit 24k31 lbs
Box Qty5
  • Overview

  • Reviews

  • Q&A

  • Manuals

Overview

● 7 years Warranty for compressor and 5 years for parts to ease your worries
●Cool and heat multiple zones individually and efficiently
●6 modes and 5 fan speeds to customize your comfort
●Cool even at 52℃, heat even at -25℃
●Stay connected and in control with the Wifi-enabled feature
●Remote control with digital display for easy operation
●Advanced inverter technology enhances energy efficiency
●Low noise operation ensures a peaceful environment
●Chassis heating function prevents freezing on cold days
●24H timer provides programmable convenience
●Removable and washable filter for hassle-free maintenance
●R32 refrigerant has a lower environmental impact
●Complies with Energy Star, AHRI and ETL

Reviews

4.83
13 Reviews
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Frequent Mentions

  • D

    Outstanding performance, quiet, and energy efficient

    03/16/2026

    I’ve had this ductless air conditioner for about six months now, and it’s the best investment for my 1500 sq.ft. home office/workshop. The heating performance in winter was phenomenal; it maintained a cozy temperature even during sub-zero days. Cooling is equally powerful and silent. The WiFi app is incredibly reliable for scheduling and remote adjustments. The installation kit was complete, and the included lineset was perfect for my setup. Highly recommend for anyone needing a reliable all-season climate solution.

    Customer Photos
    Preview
  • M

    30000 btu mini split 2 zone mini split

    11/23/2025

    great product great price fast shipping and

  • M

    30000 3 zone mini split

    11/21/2025

    Great product great price fast shipping

  • R

    Great deal

    11/10/2025

    seems to work fine so far.

  • J

    3 head mini split

    09/27/2025

    Easy to install great quality and blows super cold it is installed in a 2 bedroom 1 bath house that is 1400 square foot

Q&A

  • Q:
    what size line sets are used on a three zone 7k 9k &24 K ? should the 24K have 5/8 line set
  • Q:
    Maximum length of total line sets for UltrEco Series 36000 BTU 3 Zone 23 SEER2 Mini Split Air Conditioner Wifi Enabled with Heat Pump
    A:
    The length of the copper line is 16 ft.
    Costway representative
  • Q:
    How long has a copper lines that hook from the inside unit to the outside unit and the communication wire between the two units?
    A:
    The length of the copper tube is 16 ft, the length of the communication line is 13 ft.
    Costway representative
  • Q:
    What Apple App should I download for using to control the indoor units?
    A:
    You should download the "AC Freedom" app.
    Costway representative
  • Q:
    Do you need to vacuum the lines before releasing refrigerant to the head unit?
    A:
    Yes. This process is essential to ensure proper installation and functionality of the unit.
    Costway representative
  • Q:
    Need a 25, 15 and a 10 ft lineset
    A:
    Unfortunately, we do not offer a 25 ft lineset. The standard length of the copper line included with this unit is 16 ft, and we recommend using this length for optimal performance. If you need longer lines, please consult a professional for proper installation and refrigerant adjustments.
  • Q:
    What is the maximum of breaker for 36k unit?
    A:
    A 30A breaker is recommended.
    Costway representative
  • Q:
    Can I use these with Google home or Alexa
    A:
    The 3 Zone unit cannot be controlled with Google Home or Alexa. It can only be operated using the remote control, buttons on the unit, and the dedicated app provided by the manufacturer.
    Costway representative
  • Q:
    What brand? What warranty
    A:
    Costway brand. 7 years Warranty for compressor and 5 years for parts to ease your worries.
    Costway representative
  • Q:
    What size are the copper lines? Can I use your 25 foot accessory lines sold on this site to lengthen a run I need?
    A:
    The copper lines for the UltrEco-36K 3 Zone unit are typically 1/4 inch for the liquid line and 3/8 inch for the gas line. However, we do not have 25-foot lines available for purchase. If you need to extend your run, please ensure that any additional lines you purchase have the correct diameters: 3/8 inch for the air pipe and 1/4 inch for the liquid pipe. Additionally, remember that extending the pipes will require adding extra refrigerant, with 15g needed for every 1 meter of extension.
    Costway representative
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Manuals

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