The MRCOOL® DIY® 5th Generation 9K BTU Ductless Mini Split Heat Pump System provides efficient heating and cooling for smaller residential spaces up to 400 square feet. With 9,000 BTU cooling capacity, 23.6 SEER2 efficiency, and 115V operation, this single-zone system is designed to deliver reliable year-round comfort with excellent energy performance.
Designed for a straightforward DIY installation, the system includes a 25-foot pre-charged QuickConnect® line set using R-454B refrigerant, eliminating the need for vacuuming during installation. The included DIYPRO® cable also removes the need for traditional electrical conduit, while the Gold Fin® condenser coating provides enhanced corrosion resistance for demanding outdoor environments.
Comfort can be managed through the included wireless remote, Follow Me® functionality, the SmartHVAC app, or compatible Amazon Alexa and Google Assistant voice controls. Quiet operation, Dry Mode, Wi-Fi connectivity, and advanced inverter technology make the DIY® 9K 5th Gen system a convenient solution for efficient single-zone heating and cooling.
What's Included
-
MRCOOL DIY 9K BTU 5th Gen Ductless Mini Split Condenser - 115V -
MRCOOL DIY 5th Generation Wall Mount Air Handler, 9,000 BTU (400 Sq. Ft.) -
MRCOOL Lineset for DIY 5th Gen Mini Split Systems - R-454B, 25 ft pre-charged QuickConnect® line set
Specifications:
|
BRAND NAME |
MRCOOL |
|
SERIES |
DIY 5th gen Single-Zone Mini-splits |
|
CONDENSER MODEL |
DIY-09-HP-C-115D25-O |
|
AIR HANDLER MODEL |
DIY-09-HP-WMAH-115D25-O |
|
CONDENSER GTIN |
840255586948 |
|
AIR HANDLER GTIN |
840255586993 |
|
SEER2 |
23.6 |
|
EER2 |
14 |
|
HSPF2-4 |
11.5 |
|
HSPF2-5 |
8.6 |
|
TONNAGE |
0.75 |
|
COOLING CAPACITY (BTU) |
9,000 |
|
HEATING CAPACITY (BTU) |
10,000 |
|
VOLTAGE (V) |
115 |
|
PHASE |
1 |
|
CYCLE |
60 |
|
MAX FUSE BREAKER (A) |
20 |
|
MIN CIRCUIT AMPACITY (A) |
18 |
|
ZONE CAPACITY |
1 |
|
REFRIGERANT TYPE |
R-454B |
|
REFRIGERANT VOLUME (OZ) |
30.34 |
|
DECIBEL RATING (DBA) |
54 |
|
INVERTER |
DC |
|
LINE SET LENGTH |
25 ft |
|
MAX LINESET LENGTH (FT) |
82 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 |
|
WORKS WITH IOS |
Yes |
|
WORKS WITH ANDROID |
Yes |
|
UL LISTED |
Yes |
|
ETL LISTED |
Yes |
|
ENERGY STAR CERTIFIED |
Yes |
|
AHRI CERTIFIED |
Yes |
|
AIR HANDLER MOUNT TYPE |
Wall |
|
MAX COVERAGE AREA |
400 sqft |
|
AIR HANDLER DECIBEL RATING LOW (DBA) |
18 |
|
AIR HANDLER DECIBEL RATING HIGH (DBA) |
43 |
|
OSCILLATION |
Yes |
|
FILTER TYPE |
Reusable |
|
REMOTE CONTROL INCLUDED |
Yes |
|
BASE PARTS WARRANTY |
5 years |
|
BASE COMPRESSOR WARRANTY |
7 years |
|
CONDENSER NET DIMENSIONS (D X H X W) |
11.93 x 21.85 x 30.12 in |
|
CONDENSER NET WEIGHT |
65.48 lb |
|
CONDENSER GROSS DIMENSIONS (D X H X W) |
16.54 x 27.56 x 36.22 in |
|
CONDENSER GROSS WEIGHT |
83.11 lb |
|
AIR HANDLER NET DIMENSIONS (D X H X W) |
7.44 x 11.69 x 31.57 in |
|
AIR HANDLER NET WEIGHT |
24.91 lb |
|
AIR HANDLER GROSS DIMENSIONS (D X H X W) |
16.34 x 14.37 x 36.02 in |
|
AIR HANDLER GROSS WEIGHT |
35.49 lb |










