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The MRCOOL DIY 5th Gen 6-Zone Multi Zone Mini Split System is the ultimate in configurable comfort. Perfect for larger homes or environments with many separate spaces, it supports up to six independently managed indoor units. Combining inverter-driven engineering with smart connectivity, the system adapts to your needs while maintaining performance, efficiency, and control. General Features: Six-zone capability - manage three to six spaces with one outdoor unit. High efficiency - e.g. 21.8 SEER2 on 48k BTU models. Generous ambient operating range (–13 F to 122 F). Quiet and responsive indoor units consume minimal energy. SmartHVAC app and voice control integration (Alexa / Google Assistant). Gold Fin condenser protection guards against corrosion. Adaptive defrost and automatic mode switching for reliable winter performance. Auto-restart with memory recall after power interruptions. Advanced energy-friendly modes such as sleep or idle modulation. Robust warranty - 5 years on parts, 7 years on compressor (registered).