MRCOOL DIY® 5th Gen 27,000 BTU 4-Zone Multi-Zone Mini Split Condenser 230V (DIY-MULTI4-27HP230D-O)
Experience year-round comfort and unmatched convenience with the MRCOOL® DIY® 5th Generation 27,000 BTU Multi-Zone Mini Split Condenser. Engineered for effortless installation and impressive efficiency, this unit supports up to four air handlers and is ideal for total zone control across 1,000 to 1,200 sq. ft.
The system features patented Quick Connect® line sets (sold separately), pre-charged with R-454B refrigerant—an environmentally friendly alternative to R-410A. You won’t need vacuum pumps or specialized HVAC tools, making it perfect for confident DIYers.
Take full control of your indoor climate through the SmartHVAC app, or pair it with Amazon Alexa or Google Assistant for seamless voice control. With advanced energy monitoring, programmable scheduling, and Follow Me® functionality, your ideal comfort is always within reach.
Built to last and backed by one of the industry’s best warranties, including a limited lifetime replacement warranty (via the MRCOOL® Care Program), this is the smart, sustainable choice for modern homes.
FEATURES:
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Supports up to 4 air handlers – Cools and heats 4 separate zones (total coverage: 1,000–1,200 sq. ft.)
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Easy DIY installation – No HVAC experience or vacuuming required
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Quick Connect® line sets – Pre-charged with R-454B for tool-free setup (sold separately)
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High efficiency – SEER2 rating of 23 and HSPF2-4 rating of 9.5
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Smart control – Use the SmartHVAC app or control via Amazon Alexa & Google Assistant
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Follow Me® feature – Senses temperature around the remote for personalized comfort
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DIYPro® cable included – Eliminates the need for electrical conduit; built for durability
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Gold Fin® condenser coating – Corrosion-resistant protection for coastal environments
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Environmentally friendly refrigerant – R-454B has a lower Global Warming Potential than R-410A
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Certified safe and reliable – Intertek listed (5031495)
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Industry-leading warranty:
SPECIFICATIONS:
| Dimensions |
16.14" D x 31.89" H x 37.24" W |
|
SEER2
|
23
|
|
EER2
|
12
|
|
HSPF2-4
|
9.5 |
|
HSPF2-5
|
7
|
|
Tonnage
|
2.25
|
|
Cooling Capacity (BTU)
|
26000
|
|
Heating Capacity (BTU)
|
26000
|
|
Voltage (V)
|
208/230
|
|
Phase
|
1
|
|
Cycle
|
60
|
|
Max Fuse Breaker (A)
|
25
|
|
Min Circuit Ampacity (A)
|
23
|
|
Color
|
White
|
|
Zone Capacity
|
4
|
|
Refrigerant Type
|
R-454B
|
|
Refrigerant Volume (OZ)
|
84.66 |
|
Decibel Rating (DBA)
|
61
|
|
Inverter
|
DC
|
|
Line Set Length
|
25
|
|
Max Lineset Length (FT)
|
221.4
|
|
Liquid LIne Size
|
1/4
|
|
Suctio Line Size
|
3/8
|
|
Compressor Motor Type
|
Rotary
|
|
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
|
|
UL Listed
|
Yes
|
|
ETL Listed
|
Yes
|
|
Energy Star Certified
|
Yes
|
|
AHRI Certified
|
Yes
|
|
Registered Warranty
|
Extended Limited Lifetime*
|
|
Base Parts Warranty
|
5
|
|
Base Compressor Warranty
|
7
|
|
Has Batteries
|
Yes
|
|
Contains Electronics
|
Yes
|
|
Contans Chemicals
|
Yes
|
|
Contains Aerosol
|
Yes
|
|
Contains Compressed Gas
|
Yes
|
|
Proposition 65 Warning
|
Yes
|
GUIDE:
