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Mitsubishi MXZ-3C24NA3 vs Fujitsu AOU24RLXFZ

August 13, 2024

Creating a comfortable and efficient home environment involves selecting the right heating and cooling system. Multi-zone heat pump systems, like those from Mitsubishi and Fujitsu, offer flexible and energy-efficient solutions for maintaining the ideal indoor climate. In this blog, we'll explore two leading systems: the Mitsubishi MXZ-3C24NA3 with a BTU rating of 25,000 and the Fujitsu AOU24RLXFZ with a BTU rating of 24,000. By comparing, we'll provide a detailed look at what each system offers, helping you understand their features and benefits. 


SEER Rating (Cooling Efficiency) 


Explanation: SEER (Seasonal Energy Efficiency Ratio) measures the cooling efficiency of the system over a typical cooling season. The Mitsubishi system's 20 SEER rating means it will consume less energy to provide the same cooling as the Fujitsu system, which has an 18 SEER rating. This translates to lower energy bills and better environmental performance. 


  • Mitsubishi MXZ-3C24NA3: 20 SEER 
  • Fujitsu AOU24RLXFZ: 18 SEER 


EER Rating (Energy Efficiency Ratio) 


Explanation: EER (Energy Efficiency Ratio) measures the efficiency of the system at peak cooling times, such as the hottest part of the day. A higher EER indicates better efficiency under these conditions. The Mitsubishi system has a slightly higher EER rating, meaning it will perform better during peak usage, providing more cooling for less energy. 


  • Mitsubishi MXZ-3C24NA3: 13.6 EER 
  • Fujitsu AOU24RLXFZ: 12.5 EER 


Noise Level (Indoor and Outdoor Units) 


Explanation: Noise levels are an important consideration for indoor comfort. The Mitsubishi indoor units operate at lower noise levels compared to Fujitsu's, making them quieter and less obtrusive. For the outdoor units, Mitsubishi is slightly quieter, contributing to a quieter overall environment around your home. The noise level of an average conversation typically ranges from 60 to 70 decibels (dB). 


       Mitsubishi MXZ-3C24NA3: 

  • Indoor Units (MSZ-GL06): 19-24 dB 
  • Indoor Unit (MSZ-GL12): 22-36 dB 
  • Outdoor Unit: 49 dB 

       Fujitsu AOU24RLXFZ: 

  • Indoor Units (ASU7RLF1): 21-43 dB 
  • Indoor Unit (ASU9RLF1): 22-43 dB 
  • Outdoor Unit: 51 dB 


Warranty 


  • Mitsubishi MXZ-3C24NA3: 12-year compressor warranty with Modern Energy  
  • Fujitsu AOU24RLXFZ: 12-year compressor warranty with Modern Energy 


Conclusion 


Both the Mitsubishi MXZ-3C24NA3 and Fujitsu AOU24RLXFZ tri-zone heat pump systems offer excellent solutions for multi-zone climate control. Your choice between the two will depend on your specific needs and priorities. 


Ultimately, both systems bring the reliability and quality you expect from these reputable brands, ensuring a comfortable and well-regulated home environment. For more personalized solutions contact us at Modern Energy. Happy heating and cooling! 


 


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