Mr. Cool DIY 6,000 BTU 5th Gen Multi-Zone Wall Mounted Indoor Unit - R454B

MRCOOL® DIY-06-HP-WMAH-230D25-O  DIY® 6K BTU R-454B Ductless Heat Pump Mini-Split Air Handler
The DIY-06-HP-WMAH-230D25-O  5th Generation MRCOOL® DIY® 6K BTU Ductless Heat Pump Mini-Split Air Handler delivers quiet, efficient heating and cooling for spaces up to 200 sq ft. Designed for simple, no-special-tools installation, it pairs with the pre-charged 25-foot DIY® Quick Connect® line set (sold separately) containing eco-friendly R-454B refrigerant—eliminating the need for vacuuming and speeding up setup. The included DIYPRO® cable offers added durability against outdoor elements and wildlife, removing the need for electrical conduit. Control is easy with a wireless remote, the SmartHVAC app, or voice commands via Amazon Alexa and Google Assistant. The Gold Fin® condenser provides superior corrosion resistance, ideal for coastal environments, while the Follow Me function adjusts comfort based on the remote’s location. Dry Mode reduces excess humidity for a healthier indoor environment. Backed by a limited lifetime warranty, plus 7-year compressor and 5-year parts coverage, this system offers lasting performance, convenience, and year-round comfort.

General Information
System Type: Ductless mini-split heat pump air handler
DIY-06-HP-WMAH-230D25-O - Model: MRCOOL® DIY® 6K BTU
Capacity: 6,000 BTU Cooling / Heating (year-round comfort)
Room Size: Up to 200 sq ft
Operating Modes: Heating, Cooling, and Dry Mode (dehumidification)
Refrigerant: R-454B (pre-charged Quick Connect® line set compatible, sold separately)

Key Features
Easy DIY Installation: No special tools required
Eco-Friendly Refrigerant: R-454B for reduced environmental impact
DIYPRO® Cable: Durable and eliminates need for conduit
Corrosion Protection: Gold Fin® condenser ideal for coastal areas
Smart Controls: Remote, app, and voice control via Alexa & Google Assistant
Follow Me Function: Adjusts airflow based on remote’s location
Humidity Control: Dry Mode removes excess moisture
Warranty Protection: Limited lifetime warranty, 7-year compressor, 5-year parts

Included Components
DIY-06-HP-WMAH-230D25-O  - MRCOOL® DIY® 6K BTU ductless heat pump air handler
Wireless remote control

Ideal For
Small rooms, offices, or studios needing efficient, discreet heating and cooling with advanced smart controls and easy installation.