Certified Efficiency
Going above and beyond for efficiency while maintaining optimum performance and reliability, the 12K, 18K and 24K models are Energy Star Certified.
Protecting Your Investment
When the MRCOOL DIY detects low coolant an alarm will sound to alert you to the problem. This will prevent damage to the compressor while you maintain high air comfort.
Cooling Down to 5 °F
This feature makes the MRCOOL DIY ® the ideal system for server rooms, greenhouses, and any other application that requires cooling all year.
Corrosion Resistant
Live on the coast? Don't worry, our condenser is built to resist long-term corrosion.
Google Assistant & Amazon Alexa
The new MRCOOL Smart HVAC Controller Module and App fully support Google Assistant & Amazon Alexa out of the box.
Limited Lifetime* & 7 Yr Replacement* on Compressor + 5 Yr Parts
4th Gen DIYs have an optional LIMITED LIFETIME compressor warranty*, a 7-year compressor replacement* warranty, and a standard 5-year parts warranty for the original registered owner.
