The MRCOOL® DIY® 5th Gen Multi-Zone 48,000 BTU Ductless Mini-Split Heat Pump System delivers flexible heating and cooling for two separate spaces with a 9,000 BTU and 36,000 BTU air handler configuration. With 21.8 SEER2 efficiency, DC inverter technology, and R-454B refrigerant, the system is designed to provide efficient, dependable comfort across multiple rooms.
Designed around MRCOOL's DIY® installation platform, this multi-zone system uses pre-charged Quick Connect® line sets to simplify installation without the traditional evacuation and refrigerant-charging process. The included 9K and 36K wall-mounted air handlers provide individual temperature control, while Wi-Fi connectivity and Smart HVAC app compatibility allow convenient operation from compatible mobile devices.
The 48K system combines advanced inverter performance with features including Follow Me®, low ambient cooling, Gold Fin® protection, quiet operation, and compatibility with Amazon Alexa and Google Home. The condenser is rated for 48,000 BTU heating capacity, supports 208/230V single-phase power, and carries a 5-year parts warranty and 7-year compressor warranty, with extended coverage available through the MRCOOL® Care Program.
What's Included
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MRCOOL DIY 5th Gen Multi-Zone 48,000 BTU Mini Split Condenser, DIY-MULTI6-48HP230D-O -
MRCOOL DIY 5th Gen 9,000 BTU Wall Mount Air Handler, DIY-09-HP-WMAH-230D25-O -
MRCOOL DIY 5th Gen 36,000 BTU Wall Mount Air Handler, DIY-36-HP-WMAH-230D25-O
Specifications:
BRAND NAME |
MRCOOL |
SERIES |
DIY 5th Gen Multi-Zone Mini-Splits |
MODEL |
DIY-MULTI6-48HP230D-O |
EQUIPMENT TYPE |
Multi-Zone Ductless Mini-Split Heat Pump |
TONNAGE |
4 |
COOLING CAPACITY (BTU) |
43,000 |
HEATING CAPACITY (BTU) |
48,000 |
SEER2 |
21.8 |
EER2 |
12 |
HSPF2-4 |
10 |
HSPF2-5 |
7.8 |
VOLTAGE / PHASE / FREQUENCY |
208/230 V / 1 / 60 Hz |
MAX FUSE / BREAKER (A) |
45 |
MIN CIRCUIT AMPACITY (A) |
40 |
REFRIGERANT |
R-454B |
REFRIGERANT VOLUME (OZ) |
148.15 |
COMPRESSOR MOTOR TYPE |
Rotary |
INVERTER |
DC |
ZONE CAPACITY |
6 |
LIQUID LINE SIZE |
1/4 in |
SUCTION LINE SIZE |
3/8 x 4 / 1/2 x 2 |
MAX LINESET LENGTH |
221.4 ft |
LINE SET LENGTH |
25 ft |
OUTDOOR SOUND LEVEL |
64 dBA |
AUXILIARY HEATER |
No |
WIFI / APP COMPATIBILITY |
Yes |
IOS / ANDROID COMPATIBILITY |
Yes / Yes |
ENERGY STAR CERTIFIED |
Yes |
AHRI CERTIFIED |
Yes |
UL / ETL LISTED |
Yes / Yes |
BASE PARTS WARRANTY |
5 years |
BASE COMPRESSOR WARRANTY |
7 years |
NET DIMENSIONS (W X D X H) |
37.48 x 16.34 x 52.48 in |
NET WEIGHT |
223.77 lb |
GROSS DIMENSIONS (W X D X H) |
43.11 x 19.49 x 58.27 in |
GROSS WEIGHT |
256.39 lb |
AIR HANDLERS |
9,000 BTU + 36,000 BTU Wall-Mounted |
AIR HANDLER MODELS |
DIY-09-HP-WMAH-230D25-O / DIY-36-HP-WMAH-230D25-O |
MOUNT TYPE |
Wall |
MAX COVERAGE AREA |
400 sqft + 1,550 sqft |
AIR HANDLER FILTER |
Reusable |
REMOTE CONTROL INCLUDED |
Yes |
QUIET MODE |
Yes |
AUTO COOL |
Yes |
FAN ONLY |
Yes |