Collection: MRCOOL DIY 4 Zone Mini Splits

Upgrade your home comfort with the MRCOOL DIY 4 Zone Mini Split, part of the revolutionary 5th Generation MRCOOL DIY Multi-Zone Series. Designed as the first and only true do-it-yourself ductless mini split heat pump system, MRCOOL makes it possible for homeowners to install professional-grade heating and cooling without the need for specialized tools or costly labor.

With the 4 Zone MRCOOL DIY, you can efficiently heat or cool four different spaces from a single outdoor condenser. Whether it’s bedrooms, offices, or living areas, you’ll enjoy powerful climate control that adapts to your lifestyle.

Why Choose MRCOOL DIY 4 Zone Mini Splits?

• Quick Connect® Line Sets – Pre-charged with eco-friendly R-454B refrigerant, eliminating the need for vacuuming or charging.

• True DIY Installation – No professional tools required. Install it yourself in just a few hours.

• Smart Climate Control – Works with the MRCOOL SmartHVAC app, Amazon Alexa, and Google Assistant. Adjust temperature from anywhere with your phone or voice.

• All-Weather Performance – Delivers steady heating from –13°F to 75°F and dependable cooling up to 122°F. Perfect for year-round comfort.

• Energy Efficient – High SEER2 ratings mean lower utility bills and a greener home.

Comfort, Redefined

With MRCOOL DIY 4 Zone Mini Splits, you’re not just getting heating and cooling—you’re getting climate mastery. Enjoy whisper-quiet operation, automatic temperature adjustments, auto-restart after power outages, and total control from anywhere. From freezing winters to scorching summers, MRCOOL delivers unmatched reliability and comfort.

At Premium Home Source, we proudly carry the complete line of MRCOOL DIY Multi-Zone Mini Splits, including the 4 Zone models perfect for homeowners seeking an easy, affordable, and energy-efficient HVAC solution.