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MRCOOL 4 Ton Universal Series Central Heat Pump Split System

SKU: mr17992  |  Model: UHP1848AH48-O
$4,912.00 $5,049.00
Auxiliary Heat
Line Length

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Manufacturer's Warranty

10-Year Parts and Compressor Limited Warranty; 2-Year Labor Limited Warranty

What's In The Box?
  • MRCOOL Universal Series 4 Ton Indoor Air Handler UAH18048-O
  • MRCOOL Universal Series 4 Ton Outdoor Condenser UHP18048-O
  • None, 15, 25, 35, or 50-Foot 3/8 x 3/4-Inch Line Set
  • Air Filter
  • Installation Hardware
  • Owner's Manual, Guides, and Other Documents

Info & Guides

Experience year-round comfort with the MRCOOL Universal Series 4 Ton Central Heat Pump Split System. Built for whole-house applications, this high-capacity, inverter-driven heat pump delivers reliable heating and cooling while prioritizing energy efficiency and straightforward installation.

Engineered for demanding residential and light commercial projects, it pairs a compact side-discharge condenser with a multi-voltage air handler to provide consistent 48,000 BTU per hour performance in every season.

Key Features and Benefits of the MRCOOL Universal Series 4 Ton Central Heat Pump Split System

  • 4-Ton Capacity: Delivers up to 48,000 BTUs of cooling and heating, providing reliable comfort for large residential floor plans and open commercial areas up to 2,150 square feet.
  • Seasonal Efficiency: Rated up to 17.5 SEER cooling efficiency and 9.5 HSPF heating efficiency, with a coefficient of performance up to 2.14 at 5 degrees F, helping you lower utility bills without sacrificing performance.
  • Energy Star: This model is Energy Star-rated and Energy Star Cold Climate-rated.
  • DC Inverter Technology: Modulates from low to high capacity, so you enjoy precise temperature control and reduced energy consumption during mild weather.
  • Quiet Operation: Sound levels as low as 33 dB inside and 65 dB outside minimize noise, making it both living room and neighborhood-friendly.
  • Multi-Position Air Handler: The Universal Series air handler can be installed in vertical or horizontal configurations, giving you greater flexibility in tight mechanical rooms and attics.
  • R-454B Refrigerant: Uses the A2L R-454B refrigerant that meets current U.S. Environmental Protection Agency (EPA) standards for ozone protection.
  • Compact Outdoor Footprint: The slim air handler design fits on narrow pads and leaves more clearance for landscaping or walkways.
  • Optional Pre-Charged Line Sets: Choose between a 15, 25, 35, or 50-foot 3/8 x 3/4" line set. It's also offered without a line set.

Note: This central ducted split system requires professional installation.

Cold Climate Performance

This Universal Series 4 Ton Central Heat Pump Split System is designed to tackle the temperature swings common in mixed, hot, humid, and cold climates. It delivers full-load cooling at 110 degrees F and maintains a 100 percent heating output down to -14 degrees F, but can heat reliably in a reduced-capacity mode down to -22 degrees F. This system can also be ordered with a 10kW, 15kW, or 20kW supplemental auxiliary heat kit, featuring a slide-out design for easy installation and maintenance.

Sylvane’s Expert Take

This Universal Series 4 Ton Central Heat Pump Split System stands out for its balance of high efficiency, cold-weather reliability, and installation versatility. Professionals appreciate the multi-voltage air handler and compact condenser, which simplify electrical runs and placement on tight sites. Full-capacity heating at -13 degrees F and environmentally forward R-454B refrigerant make it a solid choice for eco-friendly buildings and lowered energy costs. If you need dependable, large-scale comfort with a clear path to future regulatory compliance, this MRCOOL Universal split system is ready to deliver.

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