MRCOOL DIY 5th Gen 55K BTU 6-Zone Multi-Zone Condenser 230V DIY-MULTI6-55HP230D-O

Unveiling the 5th Generation MRCOOL® DIY® 55k BTU 6-Zone Multi-Zone Ductless Mini-Split Condenser — MRCOOL®’s largest and most powerful DIY® system to date. Designed to support up to six independent air handlers covering up to 2,290 sq. ft. total, this system delivers whole-home, multi-zone comfort with true DIY installation — no licensed HVAC contractor required. SEER2 22, HSPF2-4 10.6, with R-454B refrigerant for a significantly lower environmental impact.

Installation is fast and simple thanks to our patented pre-charged Quick Connect® line sets. There’s no vacuum pump, no refrigerant handling — just connect the pre-charged lines and your system is ready to operate. Each zone operates independently, so every room in your home can be set to the exact temperature your family prefers.

After setup, you’ll enjoy total control over your home climate. Use the SmartHVAC app on Apple or Android to adjust each zone from anywhere, or ask Amazon Alexa or Google Home to handle it hands-free. Auto, Timer, Sleep, and Turbo modes give you flexible control options for any situation or schedule.

Your investment is protected with one of the best warranties in the industry: a 7-year compressor warranty and a 5-year parts warranty. The system is also eligible for the MRCOOL® Care Program for added protection and support.

For unmatched comfort, convenience, and DIY simplicity, choose the MRCOOL® DIY® 55k BTU 6-Zone Multi-Zone Condenser and take control of your home’s comfort like never before.

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 6-Zone 55K Condenser Installation Manual (PDF)
• MRCOOL DIY 5th Gen 6-Zone 55K Condenser Warranty Document (PDF)
• MRCOOL DIY 5th Gen 6-Zone 55K 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.