Product Comparison

Feature
Lennox SL25XPV Heat Pump

SL25XPV Heat Pump
Lennox XP25 Heat Pump

XP25 Heat Pump
Lennox XP21 Heat Pump

XP21 Heat Pump
Rating
Rating
Rating
Rating
Rebates
Rebates
Rebates
Rebates
Tax Credit Eligible
Tax Credit Eligible Yes: Tax Credit Eligible
Tax Credit Eligible
Tax Credit Eligible
Energy Efficiency
Energy Efficiency 24
Energy Efficiency Up to 23.50 SEER / 10.20 HSPF
Energy Efficiency up to 19.20 SEER / 9.70 HSPF
Stages of Cooling
Stages of Cooling Variable-Capacity Operation
Stages of Cooling Variable-capacity operation
Stages of Cooling Multi-Stage
Sound Rating
Sound Rating 58
Sound Rating As low as 58 dB
Sound Rating As low as 67 dB
SilentComfort™ Technology
SilentComfort™ Technology Yes: SilentComfort™ Technology
SilentComfort™ Technology Yes: SilentComfort™ Technology
SilentComfort™ Technology Yes: SilentComfort™ Technology
ENERGY STAR® Certified
ENERGY STAR® Certified Yes: ENERGY STAR® Certified
ENERGY STAR® Certified Yes: ENERGY STAR® Certified
ENERGY STAR® Certified  
Environmentally Responsible
Environmentally Responsible R-410A Refrigerant
Environmentally Responsible R-410A refrigerant and Solar Ready
Environmentally Responsible R-410A refrigerant and Solar Ready
Cabinet
Cabinet PermaGuard™ Cabinet and SmartHinge(TM) Louver Design
Cabinet PermaGuard™ Cabinet and SmartHinge™ Louver Design
Cabinet PermaGuard™ Cabinet and SmartHinge™ Louver Design
On-board Diagnostics
On-board Diagnostics iComfort®-enabled technology
On-board Diagnostics iComfort®-enabled technology
On-board Diagnostics iComfort®-enabled technology
Full Line of Scroll Compressors
Full Line of Scroll Compressors Yes: Full Line of Scroll Compressors
Full Line of Scroll Compressors Yes: Full Line of Scroll Compressors
Full Line of Scroll Compressors Yes: Full Line of Scroll Compressors
Compressor/Parts Warranty
Compressor/Parts Warranty All Dave Lennox Signature® Collection models come with a 10-Year Limited Warranty on compressor and covered components. For more information, visit www.Lennox.com/WarrantyYourWay.
Compressor/Parts Warranty All Dave Lennox Signature® Collection models come with a 10-Year Limited Warranty on compressor and covered components. For more information, visit www.Lennox.com/WarrantyYourWay.
Compressor/Parts Warranty All Dave Lennox Signature® Collection models come with a 10-Year Limited Warranty on compressor and covered components. For more information, visit www.Lennox.com/WarrantyYourWay.
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