Introducing the latest in home comfort solutions with the new 4th Generation MrCool DIY 48K BTU Ductless Heat Pump Condenser that can support up to 5 zones. When paired with select MrCool air handlers, it has the ability to achieve a SEER efficiency rating of up to 20.5. This condenser also has the capability to continue to deliver heating performance when temperatures reach 5F. It has also been constructed to hold up against the weather and resist corrosion with its durable Gold Fin Condenser coating. Even with all of these features and performance, this Do-It-Yourself condenser still has the ability to be installed by a homeowner without needing a certified technician. It is designed to be installed using MrCools patented Pre-Charged Quick Connect Line Sets. These line sets come pre-charged with R-410A refrigerant and can be connected by using simple hand tools. So, no vacuuming of the system is required once installed. Let the MrCool 4th Generation DIY 48K BTU 5 Zone Ductless Heat Pump Condenser be the answer to your multi-zone heating and cooling home comfort.