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4 Ton 17.5 SEER2 Variable Speed MrCool Universal Central Heat Pump Split System - Multiposition - R454B


Get $100 Cash Back on Your Qualifying Purchase
- Spend over $1000 on heating and air equipment.
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Next-Level Comfort, Year Round.
Meet the MrCool Universal Split System
Meet the next generation of home comfort: the MRCOOL® Universal® Split System. Designed for powerful, efficient heating and cooling, it adapts to your home, your climate, and your lifestyle — all while cutting energy costs.
Up to 18.6 SEER2 | Operates from -13°F to 110°F | ENERGY STAR® Certified
Explore the Universal lineup.
Universal Condenser
High-efficiency cooling & heating with up to 18.6 SEER2 performance
Operates from -13°F heating to 110°F cooling
Universal Air Handler
Multi-voltage compatibility (115V & 208/230V)
Automatic voltage identification - no rewiring required
Narrow, furnace-width footprint fits most installs

No-Vac Line Sets*
*Sold Separately.
Pre-charged & sealed with refrigerant for quick setup
Leak-proof, installer-friendly design saves time
Fully compatible with all Universal Systems
Universal Heat Kits*
*Sold Separately.
Optional auxiliary heat kits available from 5kW to 20kW
Adds fast, reliable backup heating in extreme cold
Slide-out design for easy installation and service
Heating & Cooling in Extremes.
Built to Perform When Others Can’t.
The Universal® Split System thrives in the toughest conditions. It delivers 100% heating output at -13°F and dependable cooling up to 110°F, ensuring year-round comfort no matter where you live.
All-Season Reliability
Warranty & Support.
Protect Your Purchase.
Every MRCOOL® Universal® Split System is covered by industry-leading warranties and supported by a trusted nationwide network—so you can enjoy total comfort with complete confidence.

10-Year Parts & Compressor Warranty
2-Year Limited Labor Warranty
Just because your region experiences a vast range of conditions throughout the year doesn’t mean your HVAC results should suffer during any of those seasonal extremities. When your current system falls flat, the 4 Ton 17.5 SEER2 Variable Speed MrCool Universal Central Heat Pump Split System - Multiposition - R454B is here to fill your home with the exact ambiance you’ve been missing. Succeeding under the scrutiny of independent evaluators, this MrCool Universal Central Heat Pump highlights the integrity of every functional and safety claim to gain the support of AHRI and Energy Star certifications as well as CSA, ETL, and UL listings. When your 2000 to 2400 square foot space needs a change, this 4 Ton MrCool Split System is the perfect solution.
Handling extreme outdoor environments with ease, the heat pump in the 4 Ton 17.5 SEER2 Variable Speed MrCool Universal Central Heat Pump Split System - Multiposition - R454B won’t fall short as the seasons shift. Able to keep up to 100% output in a wide variety of temperatures, this MrCool Heat Pump doesn’t have trouble in conditions down to -13 degrees when heating or as high as 110 degrees Fahrenheit in cooling mode. Still offering continuous function in areas where the temperature drops as low as -22 degrees and climbs up to 122 degrees Fahrenheit, you won’t have to sacrifice much efficiency to fend off some of the most severe temperatures in the U.S. By fitting this impressive system in such a slim cabinet, this MrCool Universal Split System offers the impressive power you need in a package you can easily find space for.
Effortlessly dispersing well-conditioned air within your home, the air handler in the 4 Ton 17.5 SEER2 Variable Speed MrCool Universal Central Heat Pump Split System - Multiposition - R454B won’t fall short of providing the conditions you crave. Giving you next level flexibility, this MrCool Split System works with both 115V and 208/230V standard while boasting a design that can be installed in multiple orientations to guarantee functionality that fits your space. With a compartment that perfectly houses a field-installed auxiliary heat kit between 8kW and 20kW included in the slide-out construction, this MrCool Universal Air Handler makes every task simple from setup to servicing so you can save money while enjoying results you’ve only ever dreamed of.
You may be wondering how long a system this powerful could last, but when it comes with a warranty that covers 10 years on the parts and compressor on top of 2 years of labor coverage, the best path forward should be straightforward. Opt for this 4 Ton Multiposition Variable Speed MrCool Universal Central Heat Pump Split System running on R454B refrigerant today and give every member of your household the consistent climate control results they deserve.
| Model | UHP1848AH1848-O |
|---|---|
| UPC | 840255597784 |
| AHRI Number | 840255587907 |
| Bundle Avg Coverage Area | 2,000 - 2,400 Sq Ft |
| Bundle Cooling Capacity | 4 Ton |
| Bundle Cooling Efficiency (SEER2) | 17.5 |
| Heat Pump Efficiency (HSPF2) | 9.5 |
| Series | Universal |
| Region Compatibility | Nationwide |
| California Residents | see Prop 65 WARNING |
UHP18048-O Specifications:
| Model | UHP18048-O |
|---|---|
| UPC | 840255587907 |
| AHRI Number | 217730331 |
| Product Height (in) | 38.4 |
| Avg Coverage Area | 2,000 - 2,400 Sq Ft |
| Product Length (in) | 16.3 |
| Compressor | Inverter |
| Product Width (in) | 38.6 |
| Cooling Capacity | 4 Ton |
| Electrical Phase | 1-Phase |
| Heat Pump Efficiency (HSPF2) | 9.5 |
| Line Set Connection Type | Quick Connect, Flared, or Sweat |
| Liquid Line Size | 3/8 inch |
| Max Overcurrent Protection | 40 amps |
| Weight (lbs) | 201.500000 |
| Primary Heating Capacity | 45,001 - 50,000 BTU |
| Refrigerant | R-454b |
| Cooling Efficiency (SEER2) | 17.5 |
| Series | Universal |
| Suction Line Size | 3/4 inch |
| System Application Type | Central Split Systems |
| Voltage | 240 |
| Warranty | 10 Year, 10 Year Parts, 2 Year Labor |
| Region Compatibility | Nationwide |
UAH18048-O Specifications:
| Model | UAH18048-O |
|---|---|
| UPC | 840255587853 |
| Product Height (in) | 55.9 |
| Configuration | Floor Mounted |
| Product Length (in) | 21.5 |
| Air Flow Direction | Downflow, Horizontal, Upflow |
| Product Width (in) | 21.5 |
| Blower Motor | Multi Speed |
| Cooling Capacity | 4 Ton |
| Electrical Phase | 1-Phase |
| Heat Strip Compatibility | Up to 20 kW |
| Line Set Connection Type | Quick Connect, Flared, or Sweat |
| Liquid Line Size | 3/8 inch |
| Max Overcurrent Protection | 15 amps |
| Weight (lbs) | 186.500000 |
| Refrigerant | R-454b |
| Series | Universal |
| Suction Line Size | 3/4 inch |
| System Application Type | Central Split Systems |
| Voltage | 240 |
| Warranty | 10 Year, 10 Year Parts, 2 Year Labor |



