MITSUBISHI 3 Zones - 42k BTU Ductless System - Hyper Heat
SZ-3Z-126-2025
3 Zones
Looking for a powerful, energy-efficient, and customizable heating and cooling solution for your home? The Mitsubishi 3-Zone 42k BTU Ductless System with Hyper Heat is an exceptional choice for homeowners who want year-round comfort without the inefficiencies of traditional HVAC systems. Designed for reliability and performance, this system features an outdoor heat pump unit (MXZ-SM42NAMHZ2-U1) paired with three high-efficiency indoor air handlers (MLZ-KP09NA2-U1, MSZ-GS18NA-U1, MSZ-GS18NA-U1), providing targeted heating and cooling to three separate areas of your home while maximizing energy savings.
One of the biggest advantages of a ductless system is zoned comfort control. With this setup, you can individually control the temperature in different rooms or areas, ensuring each space is as warm or cool as needed—without wasting energy on unused areas. If you have a living room, home office, and master bedroom that require precise climate control, this system is a game changer. The 9,000 BTU unit is perfect for smaller spaces like an office or guest room, while the two 18,000 BTU units provide excellent coverage for larger rooms such as your main living areas or kitchen.
For homes in colder climates, the Hyper Heat technology ensures outstanding heating performance even when temperatures drop well below freezing. Unlike conventional systems that struggle in extreme cold, the Mitsubishi heat pump continues to deliver efficient heating, making sure you're comfortable no matter the season.
Beyond comfort, this system helps homeowners save on energy costs and reduce their carbon footprint. With inverter-driven compressor technology, the system automatically adjusts to maintain the perfect temperature without unnecessary energy consumption, leading to lower electricity bills while keeping your home at an optimal climate.
If your home lacks ductwork or you're tired of uneven temperatures from outdated heating and cooling systems, this ductless mini-split solution may be the perfect fit. It's ideal for older homes, newly added rooms, or homeowners looking for a more efficient way to heat and cool their space without major renovations. With whisper-quiet operation, easy installation, and long-term reliability, the Mitsubishi 3-Zone Hyper Heat system is a smart investment in total home comfort.
MXZ-SM42NAMHZ2-U1
Mitusbishi 42K BTU Hyper Heat MXZ-SM42NAMHZ-U1
MXZ-SM42NAMHZ2-U1 Mitsubishi 42,000 Smart Multi Zone Hyper Heat Mini Split Outdoor Unit

MLZ-KP09NA2-U1
Mitsubishi 9K BTU One-Way Ceilling Cassete MLZ-KP09NA-U1
MLZ-KP09NA2-U1 Mitsubishi 9,000 BTU 1-Way Mini Split Ceiling Cassette Unit

MSZ-GS18NA-U1
Mitsubishi 18K BTU Wall Mounted MSZ-GS18NA-U1
MSZ-GS18NA-U1 Mitsubishi 18,000 BTU Heat Pump Wall Mounted Indoor Unit

MSZ-GS18NA-U1
Mitsubishi 18K BTU Wall Mounted MSZ-GS18NA-U1
MSZ-GS18NA-U1 Mitsubishi 18,000 BTU Heat Pump Wall Mounted Indoor Unit

WHAT IS INCLUDED?
✅ No Last-Minute Hassles – Every Install Comes Fully Prepared
Line Set
Our skilled design team has carefully considered every possible installation scenario to guarantee a smooth and stress-free installation day. That’s why we supply a custom LINE SET KIT, which includes all the essential materials tailored to the specific units and required length. This ensures accuracy and efficiency, regardless of the home’s layout. Because every home is unique, we make sure the project stays on schedule—no unexpected issues or hidden costs. Our LINE SET KITS are specifically crafted to support three-zone mini-split installations, ensuring a seamless and hassle-free HVAC upgrade.

Line Set Cover
Proper line set installation demands accuracy and skill, and our expert team ensures every step is executed perfectly. We don’t just focus on performance—we also care about preserving your home’s aesthetics. That’s why we provide LINE SET COVERS, designed to offer a sleek, modern appearance while also safeguarding your installation. Our LINE SET COVER KIT is specifically made to accommodate a 3-zone system, delivering a polished look with no unexpected gaps. We may have different color choices to complement your home’s exterior—reach out to explore your options!

Electrical Material
No electricity means no electrification, right? That’s where our expert electrician comes in. We offer a pre-configured Electrical Kit designed specifically for 3-zone heat pump setups, guaranteeing a hassle-free startup while staying fully code-compliant and permit-ready. To ensure everything goes smoothly on installation day, our warehouse team and project managers carefully inspect all materials in advance—avoiding waste and ensuring every component is accounted for so the entire process runs seamlessly.
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