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The 5th Generation MRCOOL® DIY® 18K BTU Ductless Heat Pump Single Zone Mini-Split Air Handler is a powerful and efficient solution for heating and cooling spaces up to 800 sq. ft. Designed with a true DIY installation in mind, this system eliminates the need for special tools or professional assistance, making setup fast, simple, and cost-effective.
One of the standout features is the pre-charged 25-foot DIY® QuickConnect® line set, which comes pre-filled with R-454B refrigerant. This means there’s no need for vacuuming, cutting down on installation time and costs. Additionally, the included DIYPRO® cable removes the need for electrical conduit, providing added durability and protection against outdoor elements and wildlife. Controlling your system is effortless with multiple options to fit your lifestyle. Adjust settings using the wireless remote, the SmartHVAC app for Apple and Android devices, or hands-free voice commands through Amazon Alexa and Google Assistant. Engineered for long-lasting performance, the Gold Fin® Condenser in the outdoor unit offers superior corrosion resistance, especially beneficial in coastal environments. For added comfort, the Follow Me function on the remote allows the air handler to monitor and adjust airflow based on the remote’s location, ensuring even temperature control. Dry Mode helps maintain a comfortable indoor environment by reducing excess humidity and condensation buildup. Backed by industry-leading warranties—including a limited lifetime warranty, a 7-year compressor warranty, and a 5-year parts warranty—the 5th Generation MRCOOL® DIY® is built for reliability. Enjoy smart features, easy installation, and dependable year-round comfort with this innovative ductless mini-split system.
Product Specifications:
| BRAND NAME | MRCOOL |
| SERIES | DIY 5th gen Single-Zone Mini-splits |
| MODEL | DIY-18-HP-WMAH-230D25-O |
| GTIN | 840255587044 |
| UPC | 840255587044 |
| SHORT DESCRIPTION | MRCOOL® 18k DIY 5th Generation Mini-split Air Handler 230v |
| TONNAGE | 1.5 |
| VOLTAGE (V) | 208/230 |
| PHASE | 1 |
| CYCLE | 60 |
| MAX FUSE BREAKER (A) | 15 |
| MIN CIRCUIT AMPACITY (A) | 3 |
| MOUNT TYPE | Wall |
| COLOR | White |
| MAX COVERAGE AREA | 800 sqft |
| DECIBEL RATING LOW (DBA) | 19 |
| DECIBEL RATING HIGH (DBA) | 54.5 |
| NUMBER OF SPEEDS | 5 |
| OSCILLATION | Yes |
| LIQUID LINE SIZE | 1/4 |
| SUCTION LINE SIZE | 1/2 |
| FILTER TYPE | Reusable |
| 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 |
| REMOTE CONTROL INCLUDED | 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) | 8.9 |
| NET HEIGHT (IN) | 13.19 |
| NET WIDTH (IN) | 42.52 |
| NET WEIGHT (LBS) | 35.49 |
| GROSS DEPTH (IN) | 17.68 |
| GROSS HEIGHT (IN) | 14.29 |
| GROSS WIDTH (IN) | 46.73 |
| GROSS WEIGHT (LBS) | 49.6 |
For all orders exceeding a value of 100USD shipping is offered for free.
Returns will be accepted for up to 10 days of Customer’s receipt or tracking number on unworn items. You, as a Customer, are obliged to inform us via email before you return the item.
Otherwise, standard shipping charges apply. Check out our delivery Terms & Conditions for more details.
