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 pairs a high-capacity outdoor condenser with 6,000 BTU, 12,000 BTU, and 24,000 BTU wall-mounted air handlers for flexible whole-home comfort.
Each indoor unit can operate independently, making it easy to maintain different temperatures in individual rooms. The 6,000 BTU air handler is suited for smaller spaces, while the 12,000 BTU and 24,000 BTU units provide higher capacity for larger areas.
Featuring 22 SEER2 efficiency, DC inverter technology, R-454B refrigerant, smartphone app controls, Follow Me® functionality, and MRCOOL's pre-charged Quick Connect® technology, this multi-zone system offers convenient operation and a simplified 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 6,000 BTU Wall Mount Air Handler, DIY-06-HP-WMAH-230D25-O
Quantity: 1 -
MRCOOL DIY 5th Gen 12,000 BTU Wall Mount Air Handler, DIY-12-HP-WMAH-230D25-O
Quantity: 1 -
MRCOOL DIY 5th Gen 24,000 BTU Wall Mount Air Handler, DIY-24-HP-WMAH-230D25-O
Quantity: 1
Specifications:
BRAND NAME |
MRCOOL |
SERIES |
DIY 5th gen Multi-Zone Mini-splits |
MODEL |
DIY-MULTI6-55HP230D-O |
SKU |
DIYM355HPW03D |
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 |
6,000 BTU + 12,000 BTU + 24,000 BTU |
6K AIR HANDLER COVERAGE |
Up to 200 sq. ft. |
12K AIR HANDLER COVERAGE |
Up to 600 sq. ft. |
24K AIR HANDLER COVERAGE |
Up to 1050 sq. ft. |
VOLTAGE |
208/230V |
PHASE |
1 |
CYCLE |
60 Hz |
MAX FUSE BREAKER |
45A |
MIN CIRCUIT AMPACITY |
43A |
REFRIGERANT |
R-454B |
INVERTER |
DC Inverter |
LINE SET |
Pre-Charged Quick Connect® |
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 |
6K AIR HANDLER MODEL |
DIY-06-HP-WMAH-230D25-O |
12K AIR HANDLER MODEL |
DIY-12-HP-WMAH-230D25-O |
24K AIR HANDLER MODEL |
DIY-24-HP-WMAH-230D25-O |
AIR HANDLER MOUNT TYPE |
Wall Mount |
AIR HANDLER FILTER |
Reusable |
REMOTE CONTROL |
Included |


















