The MRCOOL® DIY® 5th Gen Multi-Zone 36,000 BTU Ductless Mini Split is designed to provide independent heating and cooling across three separate rooms. This configuration combines 9,000 BTU, 12,000 BTU, and 18,000 BTU wall-mounted air handlers for flexible room-by-room comfort.
The 9,000 BTU air handler is designed for spaces up to approximately 350 square feet, the 12,000 BTU unit for areas up to approximately 550 square feet, and the 18,000 BTU unit for spaces up to approximately 800 square feet. Together, the three indoor units provide targeted comfort for bedrooms, offices, living areas, additions, and other residential spaces.
With a 23 SEER2 rating, DC inverter technology, R-454B refrigerant, smartphone app controls, Follow Me® functionality, and MRCOOL's pre-charged Quick Connect® line set technology, the system delivers efficient year-round heating and cooling with a simplified DIY installation approach.
What's Included
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MRCOOL DIY 5th Gen Multi-Zone 36,000 BTU Mini Split Condenser, DIY-MULTI5-36HP230D-O -
MRCOOL DIY 5th Gen 9,000 BTU Wall Mount Air Handler, DIY-09-HP-WMAH-230D25-O -
MRCOOL DIY 5th Gen 12,000 BTU Wall Mount Air Handler, DIY-12-HP-WMAH-230D25-O
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MRCOOL DIY 5th Gen 18,000 BTU Wall Mount Air Handler, DIY-18-HP-WMAH-230D25-O
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 |
36,000 BTU |
SEER2 |
23 |
EER2 |
12 |
HSPF2-4 |
9.9 |
HSPF2-5 |
7.5 |
TONNAGE |
3 Ton |
COOLING CAPACITY |
34,000 BTU |
HEATING CAPACITY |
36,000 BTU |
AIR HANDLER CONFIGURATION |
9,000 BTU + 12,000 BTU + 18,000 BTU |
AIR HANDLER COVERAGE |
Up to 350 sq. ft. for 9K; up to 550 sq. ft. for 12K; up to 800 sq. ft. for 18K |
TOTAL COVERAGE |
Up to 1,700 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. × 1 |
MAX FUSE BREAKER |
35A |
MIN CIRCUIT AMPACITY |
30.5A |
CONDENSER NOISE |
64 dBA |
CONDENSER MODEL |
DIY-MULTI5-36HP230D-O |
9K AIR HANDLER MODEL |
DIY-09-HP-WMAH-230D25-O |
12K AIR HANDLER MODEL |
DIY-12-HP-WMAH-230D25-O |
18K AIR HANDLER MODEL |
DIY-18-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 |
FOLLOW ME® FEATURE |
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 |
DIYM336HPW20D124 |
GTIN |
840255587464 |
UPC |
840255587464 |