The MRCOOL® DIY® 9K BTU 5th Generation Ductless Mini Split Condenser – 115V is designed to make self-installation of HVAC systems both simple and accessible. No professional tools or experience are required, making it an ideal choice for efficiently heating or cooling spaces up to 350 sq. ft. The system comes with a pre-charged 25-foot QuickConnect® line set, streamlining installation while keeping it safe and cost-effective.
Pre-filled with R-454B refrigerant, the setup eliminates the need for vacuuming. The durable DIYPRO® cable replaces conventional electrical conduit, providing added protection against the elements, animals, and everyday wear from outdoor activities.
Enjoy flexible control options using the included remote, the SmartHVAC app for iOS and Android, or hands-free operation through Amazon Alexa and Google Assistant. For coastal environments, the Gold Fin Condenser offers enhanced corrosion resistance, helping extend the unit’s lifespan.
This model also includes a range of smart features to improve both comfort and energy efficiency, such as:
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Timer function to better manage energy use
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Auto mode to maintain your ideal indoor temperature
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Auto-restart, which restores your settings automatically after a power outage
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Anti-mildew function to reduce internal moisture and prevent mold growth in the air handler
With a 23.6 SEER rating, the 5th Gen MRCOOL® DIY® 9K BTU Mini Split combines performance and efficiency. It’s backed by an industry-leading warranty:
This system delivers advanced technology, simple installation, and dependable comfort, making it a smart choice for long-term home climate control.
| BRAND NAME |
MRCOOL |
| SERIES |
DIY 5th gen Single-Zone Mini-splits |
| MODEL |
DIY-18-HP-C-230D25-O |
| GTIN |
840255586962 |
| UPC |
840255586962 |
| SHORT DESCRIPTION |
MRCOOL® 18k DIY 5th Generation Mini-Split Condenser 230v |
| SEER2 |
22.5 |
| EER2 |
13.7 |
| HSPF2-4 |
11.5 |
| HSPF2-5 |
8.5 |
| TONNAGE |
1.5 |
| COOLING CAPACITY (BTU) |
18000 |
| HEATING CAPACITY (BTU) |
18000 |
| VOLTAGE (V) |
208/230 |
| PHASE |
1 |
| CYCLE |
60 |
| MAX FUSE BREAKER (A) |
20 |
| MIN CIRCUIT AMPACITY (A) |
18 |
| COLOR |
White |
| ZONE CAPACITY |
1 |
| REFRIGERANT TYPE |
R-454B |
| REFRIGERANT VOLUME (OZ) |
44.8 |
| DECIBEL RATING (DBA) |
58.5 |
| INVERTER |
DC |
| LINE SET LENGTH |
25 |
| MAX LINESET LENGTH (FT) |
98.4 |
| LIQUID LINE SIZE |
1/4 |
| SUCTION LINE SIZE |
1/2 |
| 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 |
| REGISTERED WARRANTY |
Extended Limited Lifetime* |
| BASE PARTS WARRANTY |
5 |
| BASE COMPRESSOR WARRANTY |
7 |
| HAS BATTERIES |
Yes |
| CONTAINS ELECTRONICS |
Yes |
| CONTAINS CHEMICALS |
Yes |
| CONTAINS AEROSOL |
Yes |
| CONTAINS COMPRESSED GAS |
Yes |
| PROPOSITION 65 WARNING |
Yes |
| NET DEPTH (IN) |
13.46 |
| NET HEIGHT (IN) |
26.5 |
| NET WIDTH (IN) |
35.04 |
| NET WEIGHT (LBS) |
93.48 |
| GROSS DEPTH (IN) |
18.11 |
| GROSS HEIGHT (IN) |
29.53 |
| GROSS WIDTH (IN) |
40.55 |
| GROSS WEIGHT (LBS) |
114.2 |
