Product Comparison: Heat Pumps

  Evolution Series 288/286 A
Evolution™ Series 288/286 A		 Preferred Series 265/264/263
Preferred™ Series 265/264/263		 Preferred Compact
Preferred Compact 538B		 Legacy Line 225/224/223
Legacy™ Line 225/224/223
Performance
Efficiency SEER Up to 18 SEER Up to 15 SEER Up to 15.5 SEER Up to 15 SEER
Efficiency HSPF Up to 9.0 HSPF Up to 8.5 HSPF Up to 9.0 HSPF Up to 8.5 HSPF
Efficiency EER Up to 14 EER Up to 11.5 EER Up to 12.5 EER Up to 11.5 EER
ENERGY STAR® units available Check Some Models Check Some Models
Puron® Refrigerant Check Check Check Some Models
R-22 Refrigerant       Some Models
Two-Stage Scroll Compressor Check      
Two-Stage Reciprocating Compressor Check      
Scroll Compressor   Check Check Check
Sound
Quiet Level As low as 72 dB As low as 74 dB As low as 66 dB As low as 76 dB
AeroQuiet™ System II Check Check    
Duraflow Design Check Check Check  
Controls
Evolution™ Control Ready Check Check Check  
PerfectHumidity® Check Check Check Check
Evolution Diagnostics Check Check Check  
PerfectHeat® Pump System*
* with VS fan coil		 Check   Check  
Durability
DuraGuard™ Plus Check Check    
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