The MRCOOL® DIY® 5th Gen Multi-Zone 27,000 BTU ductless mini split system delivers efficient heating and cooling across four independently controlled zones. This configuration combines three 6,000 BTU wall-mounted air handlers with one 12,000 BTU air handler, providing flexible comfort for rooms with different space requirements.
With a 23 SEER2 DC inverter condenser, the system is designed to adjust operation according to demand while maintaining consistent indoor comfort. Each wall-mounted air handler provides individual temperature control, directional airflow, quiet operation, reusable filtration, and wireless operation.
Installation is simplified through MRCOOL's pre-charged Quick Connect® line sets filled with R-454B refrigerant. No vacuuming or refrigerant charging is required for the standard DIY installation, while smart controls allow the system to be operated through the MRCOOL Smart HVAC Controller app, Amazon Alexa, or Google Home.
What's Included
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MRCOOL DIY 5th Gen Multi-Zone 27,000 BTU Mini Split Condenser, DIY-MULTI4-27HP230D-O
Quantity: 1 -
MRCOOL DIY 5th Gen 6,000 BTU Wall Mount Air Handler, DIY-06-HP-WMAH-230D25-O
Quantity: 3 -
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-MULTI4-27HP230D-O |
GTIN |
840255587457 |
UPC |
840255587457 |
EQUIPMENT TYPE |
Ductless Mini Split Heat Pump |
ZONE CONFIGURATION |
4-Zone |
CONDENSER CAPACITY |
27,000 BTU |
SEER2 |
23 |
EER2 |
12 |
HSPF2-4 |
9.5 |
HSPF2-5 |
7 |
TONNAGE |
2.25 Ton |
COOLING CAPACITY |
26,000 BTU |
HEATING CAPACITY |
26,000 BTU |
AIR HANDLER CONFIGURATION |
6,000 BTU + 6,000 BTU + 6,000 BTU + 12,000 BTU |
6K AIR HANDLER MODEL |
DIY-06-HP-WMAH-230D25-O |
6K AIR HANDLER QUANTITY |
3 |
6K AIR HANDLER COVERAGE |
200 sq. ft. |
6K AIR HANDLER MOUNT TYPE |
Wall |
6K AIR HANDLER COLOR |
White |
6K AIR HANDLER FILTER |
Reusable |
6K AIR HANDLER WIFI |
Yes |
6K REMOTE CONTROL |
Included |
12K AIR HANDLER MODEL |
DIY-12-HP-WMAH-230D25-O |
12K AIR HANDLER QUANTITY |
1 |
12K AIR HANDLER COVERAGE |
400 sq. ft. |
12K AIR HANDLER MOUNT TYPE |
Wall |
12K AIR HANDLER COLOR |
White |
12K AIR HANDLER FILTER |
Reusable |
12K AIR HANDLER WIFI |
Yes |
12K REMOTE CONTROL |
Included |
VOLTAGE |
208/230V |
PHASE |
1 |
CYCLE |
60 Hz |
MAX FUSE BREAKER |
25A |
MIN CIRCUIT AMPACITY |
23A |
COLOR |
White |
ZONE CAPACITY |
4 |
REFRIGERANT TYPE |
R-454B |
REFRIGERANT VOLUME |
84.66 oz. |
DECIBEL RATING |
61 dBA |
INVERTER |
DC |
MAX LINE SET LENGTH |
221.4 ft. |
LIQUID LINE SIZE |
1/4 in. |
SUCTION LINE SIZE |
3/8 in. |
COMPRESSOR MOTOR TYPE |
Rotary |
AUXILIARY HEATER INCLUDED |
No |
AUXILIARY HEATER AVAILABLE |
No |
FAN ONLY OPTION |
Yes |
QUIET MODE |
Yes |
AUTO COOL |
Yes |
WIFI COMPATIBILITY |
Yes |
APP COMPATIBILITY |
Yes |
IOS COMPATIBILITY |
Yes |
ANDROID COMPATIBILITY |
Yes |
CERTIFICATIONS |
UL, ETL, ENERGY STAR®, AHRI |
BASE PARTS WARRANTY |
5 Years |
BASE COMPRESSOR WARRANTY |
7 Years |
REGISTERED WARRANTY |
Extended Limited Lifetime* |
















