Mitsubishi WUZ-SA48NMZ 48,000 BTU Ecodan® Air-to-Water Heat Pump Outdoor Unit

The Mitsubishi WUZ-SA48NMZ is a high-performance 48,000 BTU (4-Ton) Ecodan® air-to-water heat pump outdoor unit engineered for energy-efficient hydronic heating and cooling applications. Designed to pair with compatible Mitsubishi Ecodan hydrobox units, this advanced inverter-driven system delivers reliable year-round comfort while reducing operating costs and carbon emissions.

Ideal for residential and light commercial projects, the WUZ-SA36NMZ converts outdoor air into hot or chilled water for radiant floor heating, fan coil systems, low-temperature baseboard heating, and domestic hot water integration.

---

Key Features & Benefits

✔ 48,000 BTU High-Efficiency Performance

Provides powerful 3-ton capacity for hydronic space heating and cooling, making it ideal for mid-sized homes, energy-efficient new builds, and retrofit boiler replacement projects.

✔ Advanced Inverter Technology

Mitsubishi’s variable-speed compressor automatically adjusts output based on demand, improving:

• Energy efficiency

• Temperature consistency

• System longevity

• Quiet operation

✔ Air-to-Water Heat Pump Technology

Unlike traditional air-to-air systems, the WUZ-SA48NMZ heats and cools water instead of air, making it perfect for:

• Radiant floor heating systems

• Hydronic fan coils

• Chilled water cooling applications

• Domestic hot water support (when paired with compatible components)

✔ Cold Climate Operation

Built for dependable performance in lower outdoor temperatures, this unit supports efficient heating even in challenging climates.

✔ All-Electric, Low-Carbon Solution

Eliminate or reduce reliance on oil, propane, or gas boilers. The WUZ-SA36NMZ supports electrification initiatives and high-performance building standards.

---

Technical Specifications

• Model: WUZ-SA48NMZ

• Capacity: 48,000 BTU (4 Ton)

• System Type: Air-to-Water Heat Pump

• Application: Hydronic Heating & Cooling

• Compressor: Variable-Speed Inverter

• Refrigerant: R-32

• Compatible With: Mitsubishi Ecodan Hydrobox Units

---

Ideal Applications

The Mitsubishi WUZ-SA48NMZ is well-suited for:

• Radiant floor heating systems

• Net-zero and high-efficiency homes

• Boiler replacement upgrades

• Multifamily hydronic systems

• Custom residential builds

• Light commercial hydronic heating projects

---

Why Choose Mitsubishi Ecodan?

Mitsubishi Electric is a global leader in advanced HVAC innovation. The Ecodan® air-to-water heat pump line is engineered for durability, efficiency, and intelligent system control. When properly designed and installed, this system can:

• Lower utility costs

• Improve indoor comfort

• Reduce greenhouse gas emissions

• Increase long-term system reliability

• Potentially qualify for local utility or state rebates (where available)

---

Upgrade to High-Efficiency Hydronic Comfort

The Mitsubishi WUZ-SA48NMZ 48,000 BTU Ecodan Air-to-Water Heat Pump delivers advanced inverter performance, efficient hydronic heating, and dependable year-round operation. Pair it with a compatible Mitsubishi hydrobox to create a complete, high-efficiency heating and cooling solution.