MRCOOL 4 Ton 18 SEER2 Heat Pump Packaged Unit DC Inverter Single Phase R32 MDPH18048D
The MRCOOL 2nd Generation Universal Series 48K Inverter Packaged Heat Pump delivers efficient and dependable heating and cooling in a complete system engineered for year-round comfort. Featuring advanced DC inverter technology, the compressor operates at variable speeds to match your home’s real-time demands. This intelligent design reduces energy waste, minimizes component wear, and maintains quieter operation compared to traditional systems.
With a strong 18 SEER2 efficiency rating, the Universal® 48K helps lower utility bills while providing consistent airflow and reliable performance. Built for extreme climates, it offers dependable heating in temperatures as low as -22°F and cooling in conditions up to 125°F, ensuring comfort regardless of the season.
Utilizing R-32 refrigerant, this packaged heat pump supports environmentally responsible performance with a lower global warming potential than older refrigerants. Its flexible installation design allows for vertical upflow, downflow, and horizontal configurations, making it ideal for both replacement projects and new construction. Backed by a comprehensive 10-year parts and labor warranty, the MRCOOL Universal® Series 48K provides lasting reliability and peace of mind.
Key Features
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4 Ton inverter packaged heat pump – delivers powerful, energy-efficient heating and cooling
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18 SEER2 efficiency rating – helps reduce operating costs and energy usage
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Variable-speed DC inverter compressor – maintains consistent temperatures with quieter performance
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Operates from -22°F to 125°F – dependable comfort in extreme weather
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Energy Star Cold Climate Certified – optimized for high-efficiency heating
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R-32 refrigerant – environmentally responsible with lower global warming potential
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Flexible air return with multi-position installation – supports upflow, downflow, and horizontal setups
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Intelligent defrosting technology – enhances winter reliability
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Direct drive motors – improve durability and reduce maintenance requirements
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Auxiliary heat compatible – supports 6kW, 9kW, and 12kW heat kits (sold separately)
Engineered for durability and consistent operation, the MRCOOL Universal® Series 48K combines advanced inverter technology with sustainable refrigerant for a smart, long-term investment in home comfort.
Warranty - The MDPH18048D includes a 10-year parts warranty and a 10-year labor warranty, delivering exceptional long-term protection.
Installation and Maintenance - Built with rugged construction and service-friendly access, this packaged unit supports straightforward installation and simplified maintenance for years of dependable performance.
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