Product Comparison: Heat Pumps

  Evolution Extreme
Evolution® Extreme
Evolution V
Evolution® V
Evolution System
Evolution® System
Preferred Series
Preferred™ Series
Preferred Compact
Preferred Compact
Legacy™ Line
Legacy™ Line
Efficiency SEER Up to 20.5 SEER Up to 18 SEER Up to 19 SEER Up to 17.2 SEER Up to 15.5 SEER Up to 15 SEER
Efficiency HSPF Up to 13 HSPF Up to 11 HSPF Up to 10 HSPF Up to 9.5 HSPF Up to 9.0 HSPF Up to 8.5 HSPF
Efficiency EER Up to 16 EER Up to 12.5 EER Up to 14 EER Up to 13.5 EER Up to 13.5 EER Up to 12.2 EER
Extreme Heating Check          
ENERGY STAR® qualified units available Check Select Sizes Check Check
(223A Select Sizes)
Select Sizes  
PerfectHumidity® system capable Check Check All 2-stage models (226A only)    
PerfectHeat® Pump System capable Check Check All 2-stage models (226A only)    
Compressor Type Variable-speed Variable-speed Single and 2-stage scroll available Single and 2-stage scroll available Single-stage scroll Single-stage scroll
Quiet Level1 As low as 58 dB As low as 55 dB As low as 65 dB As low as 68 dB As low as 66 dB As low as 69 dB
Evolution® Control Ready Check Check Check      
Evolution Diagnostics Check Check Check      
DuraGuard™ Plus
Protection Package
Check Check Check Check    
10-year parts limited warranty when properly registered2 Check Check Check Check Check Check

1 Quietest size within each model group during most common operating condition.

2 To the original owner, when product is used in an owner-occupied residence, a 10-year parts limited warranty upon timely registration of your new equipment. Warranty period is 5 years if not registered within 90 days. Jurisdictions where warranty benefits cannot be conditioned on registration will automatically receive a 10-year parts limited warranty. See warranty certificate for complete details.

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