Mr Cool DIY 12K BTU 5th gen Single-Zone Mini-split

Upgrade your space with the 5th Generation MRCOOL® DIY® 12K BTU Ductless Heat Pump Single Zone Mini-Split, including both the Air Handler and Condenser. This system is designed for straightforward, tool-free installation, with no special skills required, and provides efficient heating and cooling for areas between 350–550 sq. ft.

The pre-charged 25-foot DIY® QuickConnect® line set, filled with R-454B refrigerant, eliminates the need for vacuuming, saving time, effort, and installation costs. The included DIYPRO® cable enhances durability by removing the need for electrical conduit, offering protection against weather, animals, and yardwork damage.

Take control your way—whether with the wireless remote, the SmartHVAC app for Apple and Android devices, or hands-free voice commands via Amazon Alexa and Google Assistant. Designed with comfort in mind, the system’s wireless remote features Follow Me technology, allowing the air handler to adjust based on the remote’s location for personalized comfort.

The Gold Fin® Condenser provides superior corrosion resistance, making it an excellent choice for coastal environments. Equipped with multiple features, this system enhances both efficiency and convenience: Dry Mode reduces humidity by preventing excess condensation, the Timer function helps manage energy use, Auto mode maintains your desired temperature, and after a power outage the system automatically restores previous settings. The anti-mildew function further reduces condensation buildup in the air handler.

Built for longevity, the 5th Generation MRCOOL® DIY® 12K BTU Mini Split offers an industry-leading warranty, including a limited lifetime warranty (available with MRCOOL Care Program enrollment), along with a 7-year compressor warranty and a 5-year parts warranty. Combining advanced technology, user-friendly operation, and long-term reliability, this system is designed for hassle-free home comfort year-round.

Product Brochure
Intall Manual
Owner Manual
Remote Manual
Service Manual
Warranty Information