The MRCOOL® DIY® 5th Gen Multi-Zone 55,000 BTU Ductless Mini Split is designed to provide efficient heating and cooling across three independently controlled zones. This configuration combines two 9,000 BTU wall-mounted air handlers with one 12,000 BTU air handler, delivering flexible comfort for different room sizes.
The two 9,000 BTU air handlers are well suited for smaller rooms, while the 12,000 BTU unit provides additional capacity for a larger living space or bedroom. Each zone can be operated independently, allowing homeowners to customize comfort throughout the home.
With 22 SEER2 efficiency, DC inverter technology, R-454B refrigerant, Wi-Fi connectivity, smartphone controls, Follow Me® functionality, and Quick Connect® technology, this multi-zone system offers efficient performance and a convenient DIY installation experience.
What's Included
-
MRCOOL DIY 5th Gen Multi-Zone 55,000 BTU Mini Split Condenser, DIY-MULTI6-55HP230D-O
Quantity: 1 -
MRCOOL DIY 5th Gen 9,000 BTU Wall Mount Air Handler, DIY-09-HP-WMAH-230D25-O
Quantity: 2 -
MRCOOL DIY 5th Gen 12,000 BTU Wall Mount Air Handler, DIY-12-HP-WMAH-230D25-O
Quantity: 1
Specifications:
BRAND NAME |
MRCOOL |
SERIES |
DIY 5th gen Multi-Zone Mini-splits |
MODEL |
DIY-MULTI6-55HP230D-O |
SKU |
DIYM355HPW28D124 |
GTIN |
840255587488 |
UPC |
840255587488 |
EQUIPMENT TYPE |
Ductless Mini Split Heat Pump |
ZONE CONFIGURATION |
3-Zone |
CONDENSER CAPACITY |
55,000 BTU |
SEER2 |
22 |
EER2 |
12 |
HSPF2-4 |
10.6 |
HSPF2-5 |
8.5 |
TONNAGE |
4.6 Ton |
COOLING CAPACITY |
47,000 BTU |
HEATING CAPACITY |
55,000 BTU |
AIR HANDLER CONFIGURATION |
9,000 BTU + 9,000 BTU + 12,000 BTU |
9K AIR HANDLER QUANTITY |
2 |
12K AIR HANDLER QUANTITY |
1 |
9K MAX COVERAGE AREA |
400 sq. ft. each |
12K MAX COVERAGE AREA |
600 sq. ft. |
VOLTAGE |
208/230V |
PHASE |
1 |
CYCLE |
60 Hz |
MAX FUSE BREAKER |
45A |
MIN CIRCUIT AMPACITY |
43A |
REFRIGERANT |
R-454B |
REFRIGERANT VOLUME |
151.68 oz. |
INVERTER |
DC Inverter |
LINE SET LENGTH |
25 ft. |
MAX LINE SET LENGTH |
221.4 ft. |
LIQUID LINE SIZE |
1/4 in. |
SUCTION LINE SIZE |
3/8 in. × 4; 1/2 in. × 2 |
CONDENSER NOISE |
64 dBA |
COMPRESSOR MOTOR TYPE |
Rotary |
AUXILIARY HEATER |
No |
WIFI COMPATIBILITY |
Yes |
APP COMPATIBILITY |
Yes |
IOS COMPATIBILITY |
Yes |
ANDROID COMPATIBILITY |
Yes |
FAN ONLY OPTION |
Yes |
QUIET MODE |
Yes |
AUTO COOL |
Yes |
LOW AMBIENT COOLING |
Yes |
CERTIFICATIONS |
UL, ETL, ENERGY STAR®, AHRI |
BASE PARTS WARRANTY |
5 Years |
BASE COMPRESSOR WARRANTY |
7 Years |
9K AIR HANDLER MODEL |
DIY-09-HP-WMAH-230D25-O |
9K AIR HANDLER QUANTITY |
2 |
9K AIR HANDLER COVERAGE |
400 sq. ft. each |
12K AIR HANDLER MODEL |
DIY-12-HP-WMAH-230D25-O |
12K AIR HANDLER COVERAGE |
600 sq. ft. |
AIR HANDLER MOUNT TYPE |
Wall Mount |
AIR HANDLER FILTER |
Reusable |
REMOTE CONTROL |
Included |


















