MRCOOL Universal Series 48K BTU, 4 Ton, 17.5 SEER2, DC Inverter Heat Pump Condenser (MRCOOL Universal Series 30K BTU, 2.5 Ton, 17.2 SEER2, DC Inverter Heat Pump Condenser (UHP18048-O)
The MRCOOL® Universal® Series 48K DC Inverter Heat Pump Condenser is built to deliver powerful, year-round comfort, even in the most demanding climate conditions. Whether you're facing extreme summer heat or bitter winter cold, this high-capacity unit maintains reliable airflow and consistent indoor temperatures. With an impressive 17.5 SEER2 efficiency rating, it’s designed to reduce energy consumption while maximizing performance—making it a smart choice for homeowners who want to upgrade without compromise.
This condenser is an ideal solution for larger homes or spaces requiring robust heating and cooling. Its compact, space-saving design allows for greater installation flexibility, especially in properties with limited outdoor clearance. The system is also compatible with MRCOOL®’s innovative NO-VAC® Quick Connect® line set (sold separately). This pre-charged, sealed line set eliminates the need for vacuuming and flaring, simplifying installation and dramatically cutting labor time and costs. At the core of the 48K condenser is advanced DC inverter technology. Unlike conventional systems that constantly start and stop, this unit automatically adjusts output to match real-time demand.
This not only improves energy efficiency but also ensures quieter operation, more consistent temperatures, and extended system life through reduced wear on components. Whether you’re installing new equipment or replacing an outdated system, the MRCOOL® Universal® Series 48K Condenser delivers reliable performance, intelligent efficiency, and long-term comfort. It’s backed by a 10-year parts warranty and a 2-year limited labor warranty, giving you added confidence and peace of mind.
Specifications
| Net Dimensions (In) |
16.34 D x 38.39 H x38.58 W |
| Net Weight (Lbs) |
201.5 |
| SEER2 |
Up to 17.5 |
| EER2 |
Up to 12 |
| HSPF2-4 |
9.5 |
| HSPF2-5 |
7.7 |
| Tonnage |
4 |
| Cooling Capacity (Btu) |
48000 |
| Heating Capacity (Btu) |
48000 |
| Voltage (V) |
208/230 |
| Phase |
1 |
| Cycle |
60 |
| Max Fuse Breaker (A) |
40 |
| Min Circuit Ampacity (A) |
38 |
| Color |
Dark Grey |
| Refrigerant Type |
R-454B |
| Refrigerant Volume (Oz) |
134.04 |
| Decibel Rating (Dba) |
65 |
| Inverter |
DC |
| Max Lineset Length (Ft) |
246 |
| Liquid Line Size |
8-Mar |
| Suction Line Size |
4-Mar |
| Compressor Motor Type |
Rotary |
| Condenser Fan Motor Rpm |
850/800/750/650 |
| Metering Device |
EXV |
| UL Listed |
Yes |
| CSA Listed |
Yes |
| ETL Listed |
Yes |
| Base Warranty |
10 Year Parts |
| Base Parts Warranty |
10 Years |
| Base Labor Warranty |
2 Year |
| Contains Electronics |
Yes |
| Contains Chemicals |
Yes |
| Contains Compressed Gas |
Yes |
| Proposition 65 Warning |
Yes |
| Gross Depth (In) |
19.68 |
| Gross Height (In) |
42.52 |
| Gross Width (In) |
45.08 |
| Gross Weight (Lbs) |
232.59 |
What our Experts Think
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Powerful Performance – 48,000 BTU (4 Ton) condenser delivers dependable heating and cooling for larger homes.
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High Efficiency – 17.5 SEER2 rating reduces energy costs while maintaining consistent comfort.
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Inverter Technology – DC inverter ensures precise temperature control, quieter operation, and long-term reliability.
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All-Season Comfort – Heat pump design provides efficient cooling in summer and heating in winter.
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Universal Compatibility – Pairs seamlessly with MRCOOL Universal air handlers and ducted systems.
Q&A
Q: What type of system is this?
A: A 4-ton (48,000 BTU) DC inverter heat pump condenser, designed for ducted central HVAC setups.
Q: How efficient is it?
A: With a 17.5 SEER2 rating, it offers excellent efficiency for reduced energy costs.
Q: Can it provide both heating and cooling?
A: Yes, it delivers year-round comfort with air conditioning and heating in one system.
Q: Is it compatible with different air handlers?
A: Yes, it pairs with MRCOOL Universal ducted air handlers for a complete solution.
Q: What home size does it suit?
A: Best for homes up to 2,000–2,500 sq. ft., depending on insulation and climate.
Maintenance Tips
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Replace or clean air filters every 1–3 months.
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Keep outdoor condenser free of leaves, dirt, and obstructions.
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Inspect refrigerant lines and insulation for wear.
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Check condensate drain to prevent clogs.
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Schedule annual professional maintenance to sustain efficiency and SEER2 performance.
