The MRCOOL® DIY® 5th Gen Multi-Zone 48,000 BTU ductless mini-split system provides efficient heating and cooling for two separate indoor spaces with a 6,000 BTU and 24,000 BTU air handler configuration. With 22 SEER2 efficiency, DC inverter technology, and a heat pump design, this system delivers flexible year-round comfort while allowing each zone to be controlled independently.
Designed around MRCOOL® DIY® technology, the system uses pre-charged Quick Connect® line sets to simplify installation without requiring specialized HVAC tools or traditional refrigerant evacuation and charging. The included wall-mounted air handlers provide directional airflow, quiet operation, reusable filtration, and convenient controls through the included remotes and compatible Smart HVAC app.
The system uses environmentally conscious R-454B refrigerant and includes features such as Follow Me®, low ambient cooling, Gold Fin® condenser protection, Wi-Fi and smartphone app compatibility, and support for Amazon Alexa and Google Assistant. The 48,000 BTU condenser provides high-capacity operation while the 6,000 BTU and 24,000 BTU indoor units are designed for different room sizes and comfort requirements.
What's Included
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MRCOOL DIY 5th Gen Multi-Zone 48,000 BTU Mini Split Condenser, DIY-MULTI6-48HP230D-O -
MRCOOL DIY 5th Gen 6,000 BTU Wall Mount Air Handler, DIY-06-HP-WMAH-230D25-O -
MRCOOL DIY 5th Gen 24,000 BTU Wall Mount Air Handler, DIY-24-HP-WMAH-230D25-O
Specifications:
BRAND NAME |
MRCOOL |
SERIES |
DIY 5th Gen Multi-Zone Mini-Splits |
MODEL |
DIY-MULTI6-48HP230D-O / DIY-06-HP-WMAH-230D25-O / DIY-24-HP-WMAH-230D25-O |
EQUIPMENT TYPE |
Multi-Zone Ductless Mini-Split Heat Pump System |
ZONE CONFIGURATION |
2 Zone (6K + 24K) |
CONDENSER CAPACITY |
48,000 BTU |
INDOOR UNIT CAPACITY |
6,000 BTU + 24,000 BTU |
MAX COVERAGE AREA |
200 sq. ft. + 1,050 sq. ft. |
SEER2 |
21.8 |
EER2 |
12 |
HSPF2-4 |
10 |
HSPF2-5 |
7.8 |
TONNAGE |
4 |
COOLING CAPACITY (BTU/H) |
43,000 |
HEATING CAPACITY (BTU/H) |
48,000 |
VOLTAGE / PHASE / FREQUENCY |
208/230 V / 1 / 60 Hz |
MAX FUSE / BREAKER (A) |
45 |
MIN CIRCUIT AMPACITY (A) |
40 |
REFRIGERANT |
R-454B |
REFRIGERANT VOLUME (OZ) |
148.15 |
COMPRESSOR MOTOR TYPE |
Rotary |
INVERTER |
DC |
OUTDOOR SOUND LEVEL (DBA) |
64 |
ZONE CAPACITY |
6 |
LINE SET LENGTH |
25 ft |
MAX LINE SET LENGTH |
221.4 ft |
LIQUID LINE SIZE |
1/4 in |
SUCTION LINE SIZE |
3/8 x 4 / 1/2 x 2 |
FAN ONLY OPTION |
Yes |
QUIET MODE |
Yes |
AUTO COOL |
Yes |
WI-FI COMPATIBILITY |
Yes |
APP COMPATIBILITY |
Yes |
SMART HOME COMPATIBILITY |
Amazon Alexa and Google Assistant |
MOUNT TYPE |
Wall |
AIR HANDLER VOLTAGE |
208/230 V |
AIR HANDLER FILTER TYPE |
Reusable |
AIR HANDLER OSCILLATION |
Yes |
REMOTE CONTROL INCLUDED |
Yes |
6K AIR HANDLER DIMENSIONS (W X D X H) |
31.57 x 7.44 x 11.69 in |
24K AIR HANDLER DIMENSIONS (W X D X H) |
42.52 x 8.9 x 13.19 in |
CONDENSER DIMENSIONS (W X D X H) |
37.48 x 16.34 x 52.48 in |
CONDENSER NET / GROSS WEIGHT |
223.77 / 256.39 lb |
6K AIR HANDLER NET / GROSS WEIGHT |
24.47 / 35.05 lb |
24K AIR HANDLER NET / GROSS WEIGHT |
35.93 / 49.82 lb |
ENERGY STAR CERTIFIED |
Yes |
AHRI CERTIFIED |
Yes |
UL / ETL LISTED |
Yes / Yes |
BASE PARTS WARRANTY |
5 years |
BASE COMPRESSOR WARRANTY |
7 years |
REGISTERED WARRANTY |
Extended Limited Lifetime* |
















