MRCOOL DIY 5th Gen 27K BTU 4-Zone Multi-Zone Condenser 230V DIY-MULTI4-27HP230D-O

Experience unmatched comfort and control with the new 5th Generation MRCOOL® DIY® 27k BTU 4-Zone Ductless Mini-Split Condenser. With true DIY installation — no HVAC professional required — you can bring multi-room comfort to your home with confidence. Featuring SEER2 23 and HSPF2-4 9.5, this system provides exceptional energy efficiency for year-round performance.

Designed to support up to four air handlers, this condenser can heat and cool multiple rooms covering approximately 1,200 sq. ft. total, making it ideal for medium to large homes.

This generation features our patented Quick Connect® line sets, pre-charged with eco-friendly R-454B refrigerant, so installation is fast and hassle-free. No vacuum pump or refrigerant handling is required — just connect and go.

Once installed, the smart capabilities of this system truly shine. Use the SmartHVAC app to adjust each zone individually from your phone, or take advantage of Amazon Alexa and Google Home voice control for a fully hands-free experience.

For added peace of mind, every unit is backed by one of the industry’s strongest warranties: a 7-year compressor warranty and 5-year parts warranty. The system is also eligible for the MRCOOL® Care Program.

With smart technology, eco-conscious design, and true DIY installation, the MRCOOL® DIY® 27k BTU 4-Zone Condenser is the ultimate solution for whole-home multi-zone comfort.

Technical Specifications

Certifications

• UL Listed
• ETL Listed
• ENERGY STAR® Certified
• AHRI Certified

Warranty

• 5 Year Parts Warranty
• 7 Year Compressor Warranty

Product Documentation

• MRCOOL DIY 5th Gen 4-Zone Multi-Zone Condenser Installation Manual (PDF)
• MRCOOL DIY 5th Gen 4-Zone Multi-Zone Condenser Warranty Document (PDF)
• MRCOOL DIY 5th Gen 4-Zone Multi-Zone Condenser AHRI Certification (PDF)

WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information, go to www.P65Warnings.ca.gov.