The MRCOOL® DIY® 5th Gen Multi-Zone 48,000 BTU Ductless Mini Split is designed to deliver efficient heating and cooling across three separate spaces. This configuration combines one 12,000 BTU, one 18,000 BTU, and one 36,000 BTU wall-mounted air handler with a 48,000 BTU outdoor condenser.
The 12,000 BTU air handler is designed for spaces up to approximately 550 square feet, while the 18,000 BTU unit can cover up to approximately 800 square feet and the 36,000 BTU unit can cover up to approximately 1,550 square feet. Each indoor unit provides independent comfort control for flexible multi-room operation.
With 21.8 SEER2 efficiency, DC inverter technology, R-454B refrigerant, smartphone app controls, Follow Me® functionality, and pre-charged Quick Connect® technology, this system provides efficient year-round comfort with a convenient DIY-friendly installation design.
What's Included
-
MRCOOL DIY 5th Gen Multi-Zone 48,000 BTU Mini Split Condenser, DIY-MULTI6-48HP230D-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 18,000 BTU Wall Mount Air Handler, DIY-18-HP-WMAH-230D25-O
Quantity: 1 -
MRCOOL DIY 5th Gen 36,000 BTU Wall Mount Air Handler, DIY-36-HP-WMAH-230D25-O
Quantity: 1
Specifications:
|
BRAND NAME |
MRCOOL |
|
SERIES |
DIY 5th Gen Multi-Zone Mini-Splits |
|
EQUIPMENT TYPE |
Ductless Mini Split Heat Pump |
|
ZONE CONFIGURATION |
3-Zone |
|
CONDENSER CAPACITY |
48,000 BTU |
|
SEER2 |
21.8 |
|
EER2 |
12 |
|
HSPF2-4 |
10 |
|
HSPF2-5 |
7.8 |
|
TONNAGE |
4 Ton |
|
COOLING CAPACITY |
43,000 BTU |
|
HEATING CAPACITY |
48,000 BTU |
|
AIR HANDLER CONFIGURATION |
12,000 BTU + 18,000 BTU + 36,000 BTU |
|
12K AIR HANDLER COVERAGE |
Up to 550 sq. ft. |
|
18K AIR HANDLER COVERAGE |
Up to 800 sq. ft. |
|
36K AIR HANDLER COVERAGE |
Up to 1,550 sq. ft. |
|
VOLTAGE |
208/230V |
|
PHASE |
1 |
|
CYCLE |
60 Hz |
|
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 |
|
MAX FUSE BREAKER |
45A |
|
MIN CIRCUIT AMPACITY |
40A |
|
CONDENSER NOISE |
64 dBA |
|
CONDENSER MODEL |
DIY-MULTI6-48HP230D-O |
|
12K AIR HANDLER MODEL |
DIY-12-HP-WMAH-230D25-O |
|
18K AIR HANDLER MODEL |
DIY-18-HP-WMAH-230D25-O |
|
36K AIR HANDLER MODEL |
DIY-36-HP-WMAH-230D25-O |
|
AIR HANDLER MOUNT TYPE |
Wall Mount |
|
AIR HANDLER FILTER |
Reusable |
|
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 |
|
COMPRESSOR MOTOR TYPE |
Rotary |
|
AUXILIARY HEATER |
No |
|
CERTIFICATIONS |
UL, ETL, ENERGY STAR®, AHRI |
|
BASE PARTS WARRANTY |
5 Years |
|
BASE COMPRESSOR WARRANTY |
7 Years |
|
SKU |
DIYM348HPW33D124 |
|
CONDENSER GTIN |
840255587471 |
|
UPC |
840255587471 |


















