You have selected 2 zone/rooms with the largest zone NOT to exceed 375 square feet. You have also chosen to heat/cool with Ceiling Cassettes (vs Wall units). These are your available system configurations:
Match your zones/rooms and their size in square feet to one of the following then select it in the "Select Your System Configuration" option.
1 Zone up to 375 sf
- You may change out one or more Ceiling Mounted Air Handlers for Wall Mounted units (varies by product).
- You must select your Line Set length (the cable from the Indoor Unit to the outdoor Condenser) for each zone.
Note: The system configurations in the "Select Your DIY System" ensures that even if all indoor units (air handlers) run simultaneously, their combined BTU output will not exceed the BTU rating of the outdoor unit (condenser). There are no other possible product combinations for this specific product. If it doesn't meet your needs, select a different product beginning with your largest zone.
DIY 4th Gen Multi-Zone 2-Zone Condenser
Model: DIY-MULTI2-18HP230C
The 4th Generation MRCOOL® DIY 18K BTU 2-Zone Ductless Heat Pump Condenser is the latest in heat pump technology. This 2-zone condenser, when paired with select MRCOOL® air handlers, is capable of producing an impressive 21 SEER efficiency rating. It also has the ability to heat even when temperatures drop to -13°F. It features robust construction which includes a Gold Fin Condenser coating so it is sure to withstand exposure to the elements. For added peace of mind, this is the only condenser on the market that comes with a limited lifetime compressor warranty. As a MRCOOL® DIY product, this heat pump is designed specifically to be used with MRCOOL® patented Pre-Charged Quick Connect Line Sets. These line sets come pre-charged with the precise amount of R-410A refrigerant. They are also equipped with quick connectors, so the line set can be connected to the condenser by the homeowner using only wrenches. This means the installation process can be performed without retaining the services of a certified technician. Let the 4th Generation MRCOOL® DIY 18K BTU 2-Zone Ductless Heat Pump Condenser be the solution to your home’s heating and cooling needs.
- Cooling Capacity: 18000 BTU
- Heating Capacity: 19000 BTU
- Min Ambient Cool: 5F ~ 122F
- Min Ambient Heat: -13F ~ 75.2F
- Wifi-ready, IOS, Android capable
- Up to 21 SEER
- Standard 7-year compressor/5-year parts warranty
- Gold Fin® condenser: corrosion resistant
- Energy Efficient DC Inverter
- R-410A environmentally friendly refrigerant
- Line sizes 1/4”, 1/2” & 3/8”, 5/8”
- Multi-Zone Condenser includes adapter for the 24K Air Handler (3/8", 5/8" Line Size)
- Depth: 13.46 in, Height: 26.50 in, Width: 35.04 in
- Weight: 100.53 lbs
DIY 4th Gen Wall Mount Air Handlers, 9K, 12K, 18K, 24K, 36K (models vary by product & configuration)
As part of a MRCOOL® DIY system, the Ductless Wall Mounted Air Handler are one of the most efficient air handlers available. Not only can they produce from 18.5 SEER to 22 SEER efficiency rating, depending on the model (9K, 12K, 18K, 24K, 36K) each Air Handler can cover an area from 375 sf up to 1,500 sf. They are incredibly versatile and equipped with multiple operating modes, which include COOL, HEAT, AUTO, DRY (dehumidify), and SLEEP. They can also has the capability to be controlled by your Apple or Android smartphone through the use of the Smart HVAC app. With their light and compact design, they can be installed easily to most interior walls with the included mounting plate. To take the simplicity of the installation even further, these air handlers are designed to be used with MRCOOL® patented Pre-Charged Quick Connect Line Set. The line set is equipped with quick connectors which give a DIY installer the ability to connect the refrigerant piping with wrenches. The line set comes from the factory pre-charged with the correct amount of R-410A refrigerant, so no vacuuming is necessary.
- SmartHVAC app: WIFI control - control your DIY anywhere with your Apple or Android smart device and an Internet connection
- Compatible with Amazon Alexa and Google Assistant
- Includes the new DIY Pro™ Cable, an added safety feature to protect the wiring from the outside elements
- Standard 7-year compressor/5-year parts warranty; register for limited lifetime compressor warranty
- Registered Warranty: Limited Lifetime Compressor
- Standard 7-year compressor/5-year parts warranty
- Energy Star Certified
- 9K Model: Heating Capacity: 9000 BTU
- 9K Model: Cooling Capacity: 9000 BTU
- 9K Model: Depth: 7.44 in, , Height: 11.69 in, Width: 31.57 in
- 9K Model: Weight: 23.81 lbs
- 12K Model: Heating Capacity: 12000 BTU
- 12K Model: Cooling Capacity: 12000 BTU
- 12K Model: Depth: 7.44 in, , Height: 11.69 in, Width: 31.57 in
- 12K Model: Weight: 23.81 lbs
- 18K Model: Heating Capacity: 18000 BTU
- 18K Model: Cooling Capacity: 18000 BTU
- 18K Model: Depth: 8.90 in, , Height: 13.19 in, Width: 42.52 in
- 18K Model: Weight: 34.61 lbs
- 24K Model: Heating Capacity: 25000 BTU
- 24K Model: Cooling Capacity: 23000 BTU
- 24K Model: Depth: 8.90 in, , Height: 13.19 in, Width: 42.52 in
- 24K Model: Weight: 35.27 lbs
- 36K Model: Heating Capacity: 36000 BTU
- 36K Model: Cooling Capacity: 36000 BTU
- 36K Model: Depth: 11.10 in, , Height: 14.25 in in, Width: 49.57 in
- 36K Model: Weight: 47.84 lbs
Condenser Documentation