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MRCOOL® 5th Gen DIY Multi-Zone Series 18,000 BTU 23.9 SEER2 2-Zone Ductless Mini Split Air Conditioner and Heat Pump 9K + 9K

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MRCOOL® 5th Gen DIY Multi-Zone Series 18,000 BTU 23.9 SEER2 2-Zone Ductless Mini Split Air Conditioner and Heat Pump 9K + 9K

MRCOOL® 5th Gen DIY Multi-Zone Series 18,000 BTU 23.9 SEER2 2-Zone Ductless Mini Split Air Conditioner and Heat Pump 9K + 9K

MRCOOL® Series heat pump is the only ductless mini-split system on the market specifically designed for amateur installation. No special tools or training are necessary to install this high-efficiency heat pump.

  • Quick Connect: With MRCOOL®'s patented, simple quick connect lines you'll be able to install your MRCOOL® DIY® without needing specialized training or expensive tools. Accurately pre-charged with R-454B refrigerant, and no vacuum required, the MRCOOL® DIY line sets are fully ready to install right out the box!
  • Smartphone App: Control your MRCOOL® DIY® anywhere with your Apple or Android smart device and an internet connection.
  • DIYPRO® Armored Cable: Future-proof your investment with the included DIYPro® cable, eliminating the need for electrical conduit.
  • Leakage detection: In the unlikely event the MRCOOL® DIY® detects low coolant, an alarm will sound to alert you to the problem. This will prevent damage to the compressor while you maintain high air comfort.
  • Low ambient cooling: Keep cool in 5° weather - This feature makes the MRCOOL® DIY® the ideal system for server rooms, greenhouses, and any other application that requires cooling all year.
  • Optimized for comfort in all conditions: MRCOOL® DIY® units go beyond seasonal adaptability, delivering tailored comfort even in the most challenging climates. From extreme cold to sweltering heat, their innovative design ensures consistent and efficient operation, allowing you to create the perfect indoor environment regardless of external conditions.
  • Comfort in the cold: The MRCOOL® DIY® can heat even when temperatures drop below freezing, being able to provide warmth even when it's -13° F outside.
  • Louver Position Memory: The air handler's horizontal louver will automatically reset to the same position that was set the last time the unit was powered on.
  • Corrosion Resistant: Live on the coast? Don't worry, our condenser features Gold Fin® condensers built to resist long term corrosion.
  • Digital Assistant Ready: The MRCOOL® Smart HVAC Controller® Module and App fully support Google Assistant & Amazon Alexa out of the box.
  • Follow Me® Function: Keep the included remote close by, and MRCOOL DIY® will track the air temperature around you to ensure maximum comfort.
  • Auto Restart: Power outage? No worries…the MRCOOL® DIY® auto restart will have the unit running again in no time.
  • Sleep mode: We made Sleep Mode easy to program. This saves you money and lets you and your family sleep a little easier.
  • Energy Star Certified: Going above and beyond for efficiency while maintaining optimum performance and reliability, the 9K, 12K, 18K, and 24K models are Energy Star Certified.
  • Best warranty in the business: The 5th Gen DIY® units offer an optional Limited Lifetime Compressor Warranty, providing longer lasting protection for your system than any competing brand. See rules and restrictions here.

 

MRCOOL® 18k DIY 5th Generation 3 Zone Multi-Zone Mini-Split Condenser 230v - DIY-MULTI3-18HP230D-O

We are thrilled to announce our new 5th Generation MRCOOL® DIY® 18k BTU Multi-Zone Ductless Mini Split Condenser, which is the best and most convenient way to get comfortable. You won’t need the services of an HVAC professional to install this unit, because it’s do-it-yourself! Achieving a SEER2 rating of 23.9 and an HSPF2-4 rating of 10, you can rest easy knowing this unit will help you save money as you chill. This condenser can also support up to three air handlers, meaning it can heat and cool three rooms that are a combined 750 square feet in size, making it a perfect option if you have spare bedrooms in need of heating and cooling. What makes this system different is our patented pre-charged Quick Connect® line sets filled with R-454B, an incredibly efficient and eco-friendly refrigerant. This switch from the previous refrigerant makes the system even more efficient and sustainable than before. The design of these innovative line sets allow you to install the system yourself, saving you time and money. This condenser is more than just a heating and cooling unit. When operating as a system, you will be able to experience total customization with the unit’s wealth of features. For example, you can integrate your system with Amazon Alexa or Google Home through the Smart HVAC app, allowing you to control your system with your voice and monitor its operation with the touch of a button. You can also set schedules, temperature ranges, and mode of operation through the app. The power of comfort is in your hands with this system. In the unlikely event that something happens to the system, we’ve got you covered. The DIY® series comes with one of the best warranties in the industry - a 7 year compressor warranty, a 5 year parts warranty, and a Limited Lifetime Replacement warranty with enrollment in the MRCOOL® Care Program. Give yourself the best comfort with the DIY®.

Features

  • Intertek listed 5031495
  • Easy DIY installation
  • Future-proof your investment with the included DIYPro® cable, eliminating the need for electrical conduit.
  • Keep the included remote close by, and MRCOOL DIY®'s Follow Me® function will track the air temperature around you to ensure maximum comfort.
  • The MRCOOL® Smart HVAC Controller® Module and App fully support Google Assistant & Amazon Alexa out of the box.


MRCOOL® 9k DIY 5th Generation Multi Zone Mini-Split Air Handler 230v - DIY-09-HP-WMAH-230D25-O

The 5th Generation MRCOOL® DIY® 9K BTU Wall Mount Air Handler is a highly efficient and powerful solution for heating and cooling areas up to 400 sq. ft. Designed specifically for easy DIY installation, this system removes the need for specialized tools or professional help, allowing for a quick, hassle-free, and budget-friendly setup. One of its most convenient features is the pre-charged 25-foot DIY® QuickConnect® line set, which comes filled with R-454B refrigerant. This eliminates the need for vacuuming, reducing both installation time and labor costs. Additionally, the DIYPRO® cable replaces the need for electrical conduit, enhancing durability and protection against outdoor elements and wildlife. With multiple control options, adjusting your system is effortless. You can operate it using the wireless remote, the SmartHVAC app for Apple and Android devices, or voice commands via Amazon Alexa and Google Assistant. The Follow Me function enhances comfort by adjusting airflow based on the remote’s location, ensuring even temperature distribution. Dry Mode also helps regulate humidity, keeping indoor conditions comfortable. Built for long-term durability, the Gold Fin® Condenser offers superior corrosion resistance, making it ideal for coastal environments. Supported by industry-leading warranties—including a limited lifetime warranty, a 7-year compressor warranty, and a 5-year parts warranty—this MRCOOL® DIY® system delivers reliable, year-round climate control with innovative features and easy installation.

Features:

  • Intertek listed 5031495
  • Easy DIY installation
  • Future-proof your investment with the included DIYPro® cable, eliminating the need for electrical conduit.
  • Keep the included remote close by, and MRCOOL DIY®'s Follow Me® function will track the air temperature around you to ensure maximum comfort.
  • The MRCOOL® Smart HVAC Controller® Module and App fully support Google Assistant & Amazon Alexa out of the box.

    This bundle includes:

    • 1x MRCOOL® 18k DIY 5th Generation 3 Zone Multi-Zone Mini-Split Condenser 230v - DIY-MULTI3-18HP230D-O
    • 2x MRCOOL® 9k DIY 5th Generation Multi Zone Mini-Split Air Handler 230v - DIY-09-HP-WMAH-230D25-O
    • All accessories needed for a full installation

      Condenser Specifications:

      BRAND MRCOOL
      SERIES

      DIY 5th gen Multi-Zone Mini-splits

      MODEL

      DIY-MULTI3-18HP230D-O

      GTIN 00840255587617
      UPC 840255587617
      SEER2 23.9
      EER2 13

      HSPF2-4

      10

      HSPF2-5

      7.8
      TONNAGE 1.5
      COOLING CAPACITY (BTU)
      18000 BTU
      HEATING CAPACITY (BTU)
      18000 BTU
      VOLTAGE

      208/230

      PHASE 1
      CYCLE 60 Hz
      MAX FUSE BREAKER (A)
      20
      MIN CIRCUIT AMPACITY (A)
      16
      COLOR White
      ZONE CAPACITY
      3
      REFRIGERANT TYPE

      R-454B

      REFRIGERANT VOLUME (OZ)

      61.73

      DECIBEL RATING (DBA)
      60
      INVERTER DC

      LINE SET LENGTH

      25

      MAX LINESET LENGTH (FT)

      172.2
      LIQUID LINE SIZE
      1/4
      SUCTION LINE SIZE
      3/8
      COMPRESSOR MOTOR TYPE
      Rotary

      AUXILIARY HEATER INCLUDED

      No

      AUXILIARY HEATER AVAILABLE

      No
      FAN ONLY OPTION Yes
      QUITE MODE Yes
      AUTO COOL Yes
      WIFI COMPATIBILITY
      Yes
      APP COMPATIBILITY
      Yes
      WORKS WITH IOS
      Yes
      WORKS WITH ANDROID
      Yes

      UL LISTED

      Yes

      ETL LISTED

      Yes

      ENERGY STAR CERTIFIED

      Yes

      AHRI CERTIFIED

      Yes
      REGISTERED WARRANTY

      Extended Limited Lifetime*

      BASE PARTS WARRANTY
      5-years
      BASE COMPRESSOR WARRANTY
      7-years

      HAS BATTERIES

      Yes
      CONTAINS ELECTRONICS
      Yes
      CONTAINS CHEMICALS
      Yes
      CONTAINS AEROSOL
      Yes
      CONTAINS COMPRESSED GAS
      Yes
      PROPOSITION 65 WARNING
      Yes
      NET DEPTH (IN)
      13.46
      NET HEIGHT (IN)
      26.5
      NET WIDTH (IN)
      35.04
      NET WEIGHT (LBS)
      101.63
      GROSS DEPTH (IN)
      17.24
      GROSS HEIGHT (IN)
      29.53
      GROSS WIDTH (IN)
      40.55
      GROSS WEIGHT (LBS)
      109.57
      RESOURCES


      9K Air Handler Specifications:

      BRAND

      MRCOOL

      SERIES

      DIY 5th gen Multi-Zone Mini-splits

      MODEL

      DIY-09-HP-WMAH-230D25-O

      GTIN 00840255587020
      UPC 840255587020
      VOLTAGE

      208/230

      PHASE 1
      CYCLE 60 Hz

      MOUNT TYPE

      Wall
      COLOR White
      MAX COVERAGE AREA

      400 sqft

      OSCILLATION Yes

      FILTER TYPE

      Reusable

      AUXILIARY HEATER INCLUDED

      No

      AUXILIARY HEATER AVAILABLE

      No
      FAN ONLY OPTION
      Yes
      QUIET MODE
      Yes
      AUTO COOL
      Yes
      WIFI COMPATIBILITY
      Yes
      APP COMPATIBILITY
      Yes
      WORKS WITH IOS
      Yes
      WORKS WITH ANDROID
      Yes
      REMOTE CONTROL INCLUDED
      Yes
      UL LISTED Yes
      ETL LISTED Yes

      AHRI CERTIFIED

      Yes
      REGISTERED WARRANTY

      Extended Limited Lifetime*

      BASE PARTS WARRANTY
      5 years
      BASE COMPRESSOR WARRANTY
      7 years
      HAS BATTERIES
      Yes
      CONTAINS ELECTRONICS
      Yes
      CONTAINS CHEMICALS
      Yes
      CONTAINS AEROSOL
      Yes
      CONTAINS COMPRESSED GAS
      Yes
      PROPOSITION 65 WARNING
      Yes
      NET DEPTH
      7.44 in
      NET HEIGHT
      11.69 in
      NET WIDTH
      31.57 in
      NET WEIGHT
      24.47 lbs
      GROSS DEPTH
      16.34 in
      GROSS HEIGHT
      14.37 in
      GROSS WIDTH
      36.02 in
      GROSS WEIGHT
      35.05 lbs
      RESOURCES

      MRCOOL® 5th Gen DIY Multi-Zone Series 18,000 BTU 23.9 SEER2 2-Zone Ductless Mini Split Air Conditioner and Heat Pump 9K + 9K

      MRCOOL® Series heat pump is the only ductless mini-split system on the market specifically designed for amateur installation. No special tools or training are necessary to install this high-efficiency heat pump.

      • Quick Connect: With MRCOOL®'s patented, simple quick connect lines you'll be able to install your MRCOOL® DIY® without needing specialized training or expensive tools. Accurately pre-charged with R-454B refrigerant, and no vacuum required, the MRCOOL® DIY line sets are fully ready to install right out the box!
      • Smartphone App: Control your MRCOOL® DIY® anywhere with your Apple or Android smart device and an internet connection.
      • DIYPRO® Armored Cable: Future-proof your investment with the included DIYPro® cable, eliminating the need for electrical conduit.
      • Leakage detection: In the unlikely event the MRCOOL® DIY® detects low coolant, an alarm will sound to alert you to the problem. This will prevent damage to the compressor while you maintain high air comfort.
      • Low ambient cooling: Keep cool in 5° weather - This feature makes the MRCOOL® DIY® the ideal system for server rooms, greenhouses, and any other application that requires cooling all year.
      • Optimized for comfort in all conditions: MRCOOL® DIY® units go beyond seasonal adaptability, delivering tailored comfort even in the most challenging climates. From extreme cold to sweltering heat, their innovative design ensures consistent and efficient operation, allowing you to create the perfect indoor environment regardless of external conditions.
      • Comfort in the cold: The MRCOOL® DIY® can heat even when temperatures drop below freezing, being able to provide warmth even when it's -13° F outside.
      • Louver Position Memory: The air handler's horizontal louver will automatically reset to the same position that was set the last time the unit was powered on.
      • Corrosion Resistant: Live on the coast? Don't worry, our condenser features Gold Fin® condensers built to resist long term corrosion.
      • Digital Assistant Ready: The MRCOOL® Smart HVAC Controller® Module and App fully support Google Assistant & Amazon Alexa out of the box.
      • Follow Me® Function: Keep the included remote close by, and MRCOOL DIY® will track the air temperature around you to ensure maximum comfort.
      • Auto Restart: Power outage? No worries…the MRCOOL® DIY® auto restart will have the unit running again in no time.
      • Sleep mode: We made Sleep Mode easy to program. This saves you money and lets you and your family sleep a little easier.
      • Energy Star Certified: Going above and beyond for efficiency while maintaining optimum performance and reliability, the 9K, 12K, 18K, and 24K models are Energy Star Certified.
      • Best warranty in the business: The 5th Gen DIY® units offer an optional Limited Lifetime Compressor Warranty, providing longer lasting protection for your system than any competing brand. See rules and restrictions here.

       

      MRCOOL® 18k DIY 5th Generation 3 Zone Multi-Zone Mini-Split Condenser 230v - DIY-MULTI3-18HP230D-O

      We are thrilled to announce our new 5th Generation MRCOOL® DIY® 18k BTU Multi-Zone Ductless Mini Split Condenser, which is the best and most convenient way to get comfortable. You won’t need the services of an HVAC professional to install this unit, because it’s do-it-yourself! Achieving a SEER2 rating of 23.9 and an HSPF2-4 rating of 10, you can rest easy knowing this unit will help you save money as you chill. This condenser can also support up to three air handlers, meaning it can heat and cool three rooms that are a combined 750 square feet in size, making it a perfect option if you have spare bedrooms in need of heating and cooling. What makes this system different is our patented pre-charged Quick Connect® line sets filled with R-454B, an incredibly efficient and eco-friendly refrigerant. This switch from the previous refrigerant makes the system even more efficient and sustainable than before. The design of these innovative line sets allow you to install the system yourself, saving you time and money. This condenser is more than just a heating and cooling unit. When operating as a system, you will be able to experience total customization with the unit’s wealth of features. For example, you can integrate your system with Amazon Alexa or Google Home through the Smart HVAC app, allowing you to control your system with your voice and monitor its operation with the touch of a button. You can also set schedules, temperature ranges, and mode of operation through the app. The power of comfort is in your hands with this system. In the unlikely event that something happens to the system, we’ve got you covered. The DIY® series comes with one of the best warranties in the industry - a 7 year compressor warranty, a 5 year parts warranty, and a Limited Lifetime Replacement warranty with enrollment in the MRCOOL® Care Program. Give yourself the best comfort with the DIY®.

      Features

      • Intertek listed 5031495
      • Easy DIY installation
      • Future-proof your investment with the included DIYPro® cable, eliminating the need for electrical conduit.
      • Keep the included remote close by, and MRCOOL DIY®'s Follow Me® function will track the air temperature around you to ensure maximum comfort.
      • The MRCOOL® Smart HVAC Controller® Module and App fully support Google Assistant & Amazon Alexa out of the box.


      MRCOOL® 9k DIY 5th Generation Multi Zone Mini-Split Air Handler 230v - DIY-09-HP-WMAH-230D25-O

      The 5th Generation MRCOOL® DIY® 9K BTU Wall Mount Air Handler is a highly efficient and powerful solution for heating and cooling areas up to 400 sq. ft. Designed specifically for easy DIY installation, this system removes the need for specialized tools or professional help, allowing for a quick, hassle-free, and budget-friendly setup. One of its most convenient features is the pre-charged 25-foot DIY® QuickConnect® line set, which comes filled with R-454B refrigerant. This eliminates the need for vacuuming, reducing both installation time and labor costs. Additionally, the DIYPRO® cable replaces the need for electrical conduit, enhancing durability and protection against outdoor elements and wildlife. With multiple control options, adjusting your system is effortless. You can operate it using the wireless remote, the SmartHVAC app for Apple and Android devices, or voice commands via Amazon Alexa and Google Assistant. The Follow Me function enhances comfort by adjusting airflow based on the remote’s location, ensuring even temperature distribution. Dry Mode also helps regulate humidity, keeping indoor conditions comfortable. Built for long-term durability, the Gold Fin® Condenser offers superior corrosion resistance, making it ideal for coastal environments. Supported by industry-leading warranties—including a limited lifetime warranty, a 7-year compressor warranty, and a 5-year parts warranty—this MRCOOL® DIY® system delivers reliable, year-round climate control with innovative features and easy installation.

      Features:

      • Intertek listed 5031495
      • Easy DIY installation
      • Future-proof your investment with the included DIYPro® cable, eliminating the need for electrical conduit.
      • Keep the included remote close by, and MRCOOL DIY®'s Follow Me® function will track the air temperature around you to ensure maximum comfort.
      • The MRCOOL® Smart HVAC Controller® Module and App fully support Google Assistant & Amazon Alexa out of the box.

        This bundle includes:

        • 1x MRCOOL® 18k DIY 5th Generation 3 Zone Multi-Zone Mini-Split Condenser 230v - DIY-MULTI3-18HP230D-O
        • 2x MRCOOL® 9k DIY 5th Generation Multi Zone Mini-Split Air Handler 230v - DIY-09-HP-WMAH-230D25-O
        • All accessories needed for a full installation

          Condenser Specifications:

          BRAND MRCOOL
          SERIES

          DIY 5th gen Multi-Zone Mini-splits

          MODEL

          DIY-MULTI3-18HP230D-O

          GTIN 00840255587617
          UPC 840255587617
          SEER2 23.9
          EER2 13

          HSPF2-4

          10

          HSPF2-5

          7.8
          TONNAGE 1.5
          COOLING CAPACITY (BTU)
          18000 BTU
          HEATING CAPACITY (BTU)
          18000 BTU
          VOLTAGE

          208/230

          PHASE 1
          CYCLE 60 Hz
          MAX FUSE BREAKER (A)
          20
          MIN CIRCUIT AMPACITY (A)
          16
          COLOR White
          ZONE CAPACITY
          3
          REFRIGERANT TYPE

          R-454B

          REFRIGERANT VOLUME (OZ)

          61.73

          DECIBEL RATING (DBA)
          60
          INVERTER DC

          LINE SET LENGTH

          25

          MAX LINESET LENGTH (FT)

          172.2
          LIQUID LINE SIZE
          1/4
          SUCTION LINE SIZE
          3/8
          COMPRESSOR MOTOR TYPE
          Rotary

          AUXILIARY HEATER INCLUDED

          No

          AUXILIARY HEATER AVAILABLE

          No
          FAN ONLY OPTION Yes
          QUITE MODE Yes
          AUTO COOL Yes
          WIFI COMPATIBILITY
          Yes
          APP COMPATIBILITY
          Yes
          WORKS WITH IOS
          Yes
          WORKS WITH ANDROID
          Yes

          UL LISTED

          Yes

          ETL LISTED

          Yes

          ENERGY STAR CERTIFIED

          Yes

          AHRI CERTIFIED

          Yes
          REGISTERED WARRANTY

          Extended Limited Lifetime*

          BASE PARTS WARRANTY
          5-years
          BASE COMPRESSOR WARRANTY
          7-years

          HAS BATTERIES

          Yes
          CONTAINS ELECTRONICS
          Yes
          CONTAINS CHEMICALS
          Yes
          CONTAINS AEROSOL
          Yes
          CONTAINS COMPRESSED GAS
          Yes
          PROPOSITION 65 WARNING
          Yes
          NET DEPTH (IN)
          13.46
          NET HEIGHT (IN)
          26.5
          NET WIDTH (IN)
          35.04
          NET WEIGHT (LBS)
          101.63
          GROSS DEPTH (IN)
          17.24
          GROSS HEIGHT (IN)
          29.53
          GROSS WIDTH (IN)
          40.55
          GROSS WEIGHT (LBS)
          109.57
          RESOURCES


          9K Air Handler Specifications:

          BRAND

          MRCOOL

          SERIES

          DIY 5th gen Multi-Zone Mini-splits

          MODEL

          DIY-09-HP-WMAH-230D25-O

          GTIN 00840255587020
          UPC 840255587020
          VOLTAGE

          208/230

          PHASE 1
          CYCLE 60 Hz

          MOUNT TYPE

          Wall
          COLOR White
          MAX COVERAGE AREA

          400 sqft

          OSCILLATION Yes

          FILTER TYPE

          Reusable

          AUXILIARY HEATER INCLUDED

          No

          AUXILIARY HEATER AVAILABLE

          No
          FAN ONLY OPTION
          Yes
          QUIET MODE
          Yes
          AUTO COOL
          Yes
          WIFI COMPATIBILITY
          Yes
          APP COMPATIBILITY
          Yes
          WORKS WITH IOS
          Yes
          WORKS WITH ANDROID
          Yes
          REMOTE CONTROL INCLUDED
          Yes
          UL LISTED Yes
          ETL LISTED Yes

          AHRI CERTIFIED

          Yes
          REGISTERED WARRANTY

          Extended Limited Lifetime*

          BASE PARTS WARRANTY
          5 years
          BASE COMPRESSOR WARRANTY
          7 years
          HAS BATTERIES
          Yes
          CONTAINS ELECTRONICS
          Yes
          CONTAINS CHEMICALS
          Yes
          CONTAINS AEROSOL
          Yes
          CONTAINS COMPRESSED GAS
          Yes
          PROPOSITION 65 WARNING
          Yes
          NET DEPTH
          7.44 in
          NET HEIGHT
          11.69 in
          NET WIDTH
          31.57 in
          NET WEIGHT
          24.47 lbs
          GROSS DEPTH
          16.34 in
          GROSS HEIGHT
          14.37 in
          GROSS WIDTH
          36.02 in
          GROSS WEIGHT
          35.05 lbs
          RESOURCES
          $785.70

          Original: $2,619.00

          -70%
          MRCOOL® 5th Gen DIY Multi-Zone Series 18,000 BTU 23.9 SEER2 2-Zone Ductless Mini Split Air Conditioner and Heat Pump 9K + 9K

          $2,619.00

          $785.70

          Description

          MRCOOL® 5th Gen DIY Multi-Zone Series 18,000 BTU 23.9 SEER2 2-Zone Ductless Mini Split Air Conditioner and Heat Pump 9K + 9K

          MRCOOL® Series heat pump is the only ductless mini-split system on the market specifically designed for amateur installation. No special tools or training are necessary to install this high-efficiency heat pump.

          • Quick Connect: With MRCOOL®'s patented, simple quick connect lines you'll be able to install your MRCOOL® DIY® without needing specialized training or expensive tools. Accurately pre-charged with R-454B refrigerant, and no vacuum required, the MRCOOL® DIY line sets are fully ready to install right out the box!
          • Smartphone App: Control your MRCOOL® DIY® anywhere with your Apple or Android smart device and an internet connection.
          • DIYPRO® Armored Cable: Future-proof your investment with the included DIYPro® cable, eliminating the need for electrical conduit.
          • Leakage detection: In the unlikely event the MRCOOL® DIY® detects low coolant, an alarm will sound to alert you to the problem. This will prevent damage to the compressor while you maintain high air comfort.
          • Low ambient cooling: Keep cool in 5° weather - This feature makes the MRCOOL® DIY® the ideal system for server rooms, greenhouses, and any other application that requires cooling all year.
          • Optimized for comfort in all conditions: MRCOOL® DIY® units go beyond seasonal adaptability, delivering tailored comfort even in the most challenging climates. From extreme cold to sweltering heat, their innovative design ensures consistent and efficient operation, allowing you to create the perfect indoor environment regardless of external conditions.
          • Comfort in the cold: The MRCOOL® DIY® can heat even when temperatures drop below freezing, being able to provide warmth even when it's -13° F outside.
          • Louver Position Memory: The air handler's horizontal louver will automatically reset to the same position that was set the last time the unit was powered on.
          • Corrosion Resistant: Live on the coast? Don't worry, our condenser features Gold Fin® condensers built to resist long term corrosion.
          • Digital Assistant Ready: The MRCOOL® Smart HVAC Controller® Module and App fully support Google Assistant & Amazon Alexa out of the box.
          • Follow Me® Function: Keep the included remote close by, and MRCOOL DIY® will track the air temperature around you to ensure maximum comfort.
          • Auto Restart: Power outage? No worries…the MRCOOL® DIY® auto restart will have the unit running again in no time.
          • Sleep mode: We made Sleep Mode easy to program. This saves you money and lets you and your family sleep a little easier.
          • Energy Star Certified: Going above and beyond for efficiency while maintaining optimum performance and reliability, the 9K, 12K, 18K, and 24K models are Energy Star Certified.
          • Best warranty in the business: The 5th Gen DIY® units offer an optional Limited Lifetime Compressor Warranty, providing longer lasting protection for your system than any competing brand. See rules and restrictions here.

           

          MRCOOL® 18k DIY 5th Generation 3 Zone Multi-Zone Mini-Split Condenser 230v - DIY-MULTI3-18HP230D-O

          We are thrilled to announce our new 5th Generation MRCOOL® DIY® 18k BTU Multi-Zone Ductless Mini Split Condenser, which is the best and most convenient way to get comfortable. You won’t need the services of an HVAC professional to install this unit, because it’s do-it-yourself! Achieving a SEER2 rating of 23.9 and an HSPF2-4 rating of 10, you can rest easy knowing this unit will help you save money as you chill. This condenser can also support up to three air handlers, meaning it can heat and cool three rooms that are a combined 750 square feet in size, making it a perfect option if you have spare bedrooms in need of heating and cooling. What makes this system different is our patented pre-charged Quick Connect® line sets filled with R-454B, an incredibly efficient and eco-friendly refrigerant. This switch from the previous refrigerant makes the system even more efficient and sustainable than before. The design of these innovative line sets allow you to install the system yourself, saving you time and money. This condenser is more than just a heating and cooling unit. When operating as a system, you will be able to experience total customization with the unit’s wealth of features. For example, you can integrate your system with Amazon Alexa or Google Home through the Smart HVAC app, allowing you to control your system with your voice and monitor its operation with the touch of a button. You can also set schedules, temperature ranges, and mode of operation through the app. The power of comfort is in your hands with this system. In the unlikely event that something happens to the system, we’ve got you covered. The DIY® series comes with one of the best warranties in the industry - a 7 year compressor warranty, a 5 year parts warranty, and a Limited Lifetime Replacement warranty with enrollment in the MRCOOL® Care Program. Give yourself the best comfort with the DIY®.

          Features

          • Intertek listed 5031495
          • Easy DIY installation
          • Future-proof your investment with the included DIYPro® cable, eliminating the need for electrical conduit.
          • Keep the included remote close by, and MRCOOL DIY®'s Follow Me® function will track the air temperature around you to ensure maximum comfort.
          • The MRCOOL® Smart HVAC Controller® Module and App fully support Google Assistant & Amazon Alexa out of the box.


          MRCOOL® 9k DIY 5th Generation Multi Zone Mini-Split Air Handler 230v - DIY-09-HP-WMAH-230D25-O

          The 5th Generation MRCOOL® DIY® 9K BTU Wall Mount Air Handler is a highly efficient and powerful solution for heating and cooling areas up to 400 sq. ft. Designed specifically for easy DIY installation, this system removes the need for specialized tools or professional help, allowing for a quick, hassle-free, and budget-friendly setup. One of its most convenient features is the pre-charged 25-foot DIY® QuickConnect® line set, which comes filled with R-454B refrigerant. This eliminates the need for vacuuming, reducing both installation time and labor costs. Additionally, the DIYPRO® cable replaces the need for electrical conduit, enhancing durability and protection against outdoor elements and wildlife. With multiple control options, adjusting your system is effortless. You can operate it using the wireless remote, the SmartHVAC app for Apple and Android devices, or voice commands via Amazon Alexa and Google Assistant. The Follow Me function enhances comfort by adjusting airflow based on the remote’s location, ensuring even temperature distribution. Dry Mode also helps regulate humidity, keeping indoor conditions comfortable. Built for long-term durability, the Gold Fin® Condenser offers superior corrosion resistance, making it ideal for coastal environments. Supported by industry-leading warranties—including a limited lifetime warranty, a 7-year compressor warranty, and a 5-year parts warranty—this MRCOOL® DIY® system delivers reliable, year-round climate control with innovative features and easy installation.

          Features:

          • Intertek listed 5031495
          • Easy DIY installation
          • Future-proof your investment with the included DIYPro® cable, eliminating the need for electrical conduit.
          • Keep the included remote close by, and MRCOOL DIY®'s Follow Me® function will track the air temperature around you to ensure maximum comfort.
          • The MRCOOL® Smart HVAC Controller® Module and App fully support Google Assistant & Amazon Alexa out of the box.

            This bundle includes:

            • 1x MRCOOL® 18k DIY 5th Generation 3 Zone Multi-Zone Mini-Split Condenser 230v - DIY-MULTI3-18HP230D-O
            • 2x MRCOOL® 9k DIY 5th Generation Multi Zone Mini-Split Air Handler 230v - DIY-09-HP-WMAH-230D25-O
            • All accessories needed for a full installation

              Condenser Specifications:

              BRAND MRCOOL
              SERIES

              DIY 5th gen Multi-Zone Mini-splits

              MODEL

              DIY-MULTI3-18HP230D-O

              GTIN 00840255587617
              UPC 840255587617
              SEER2 23.9
              EER2 13

              HSPF2-4

              10

              HSPF2-5

              7.8
              TONNAGE 1.5
              COOLING CAPACITY (BTU)
              18000 BTU
              HEATING CAPACITY (BTU)
              18000 BTU
              VOLTAGE

              208/230

              PHASE 1
              CYCLE 60 Hz
              MAX FUSE BREAKER (A)
              20
              MIN CIRCUIT AMPACITY (A)
              16
              COLOR White
              ZONE CAPACITY
              3
              REFRIGERANT TYPE

              R-454B

              REFRIGERANT VOLUME (OZ)

              61.73

              DECIBEL RATING (DBA)
              60
              INVERTER DC

              LINE SET LENGTH

              25

              MAX LINESET LENGTH (FT)

              172.2
              LIQUID LINE SIZE
              1/4
              SUCTION LINE SIZE
              3/8
              COMPRESSOR MOTOR TYPE
              Rotary

              AUXILIARY HEATER INCLUDED

              No

              AUXILIARY HEATER AVAILABLE

              No
              FAN ONLY OPTION Yes
              QUITE MODE Yes
              AUTO COOL Yes
              WIFI COMPATIBILITY
              Yes
              APP COMPATIBILITY
              Yes
              WORKS WITH IOS
              Yes
              WORKS WITH ANDROID
              Yes

              UL LISTED

              Yes

              ETL LISTED

              Yes

              ENERGY STAR CERTIFIED

              Yes

              AHRI CERTIFIED

              Yes
              REGISTERED WARRANTY

              Extended Limited Lifetime*

              BASE PARTS WARRANTY
              5-years
              BASE COMPRESSOR WARRANTY
              7-years

              HAS BATTERIES

              Yes
              CONTAINS ELECTRONICS
              Yes
              CONTAINS CHEMICALS
              Yes
              CONTAINS AEROSOL
              Yes
              CONTAINS COMPRESSED GAS
              Yes
              PROPOSITION 65 WARNING
              Yes
              NET DEPTH (IN)
              13.46
              NET HEIGHT (IN)
              26.5
              NET WIDTH (IN)
              35.04
              NET WEIGHT (LBS)
              101.63
              GROSS DEPTH (IN)
              17.24
              GROSS HEIGHT (IN)
              29.53
              GROSS WIDTH (IN)
              40.55
              GROSS WEIGHT (LBS)
              109.57
              RESOURCES


              9K Air Handler Specifications:

              BRAND

              MRCOOL

              SERIES

              DIY 5th gen Multi-Zone Mini-splits

              MODEL

              DIY-09-HP-WMAH-230D25-O

              GTIN 00840255587020
              UPC 840255587020
              VOLTAGE

              208/230

              PHASE 1
              CYCLE 60 Hz

              MOUNT TYPE

              Wall
              COLOR White
              MAX COVERAGE AREA

              400 sqft

              OSCILLATION Yes

              FILTER TYPE

              Reusable

              AUXILIARY HEATER INCLUDED

              No

              AUXILIARY HEATER AVAILABLE

              No
              FAN ONLY OPTION
              Yes
              QUIET MODE
              Yes
              AUTO COOL
              Yes
              WIFI COMPATIBILITY
              Yes
              APP COMPATIBILITY
              Yes
              WORKS WITH IOS
              Yes
              WORKS WITH ANDROID
              Yes
              REMOTE CONTROL INCLUDED
              Yes
              UL LISTED Yes
              ETL LISTED Yes

              AHRI CERTIFIED

              Yes
              REGISTERED WARRANTY

              Extended Limited Lifetime*

              BASE PARTS WARRANTY
              5 years
              BASE COMPRESSOR WARRANTY
              7 years
              HAS BATTERIES
              Yes
              CONTAINS ELECTRONICS
              Yes
              CONTAINS CHEMICALS
              Yes
              CONTAINS AEROSOL
              Yes
              CONTAINS COMPRESSED GAS
              Yes
              PROPOSITION 65 WARNING
              Yes
              NET DEPTH
              7.44 in
              NET HEIGHT
              11.69 in
              NET WIDTH
              31.57 in
              NET WEIGHT
              24.47 lbs
              GROSS DEPTH
              16.34 in
              GROSS HEIGHT
              14.37 in
              GROSS WIDTH
              36.02 in
              GROSS WEIGHT
              35.05 lbs
              RESOURCES