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home > full systems > all in one > all electric > all electric systems product comparison
American Standard Air-All-Electric Heating & Cooling Systems Comparison Chart
All-in-one all-electric features Ultimate Premium Contemporary
4WCZ6 4WCY4 2/4WCX3 2/4WCC3 WCH WCK
Appliance-grade finish √ √ √ √ √ √
Architectural louvers and corner guards √ √ √      
All-steel cabinet with Coil-Sav'R™ grille            
All-steel cabinet with weather-beater top √ √ √ √    
DuraTuff™ outdoor plate fin coil         √ √
Exclusive Spine Fin™ coil √ √ √ √    
Variable speed blower √ √        
Vortica™ advanced airflow system √ √ √ √    
Dual Duration™ compressors            
Two-Stage Duration™ compressor √          
Single-Stage Duration™ compressor   √ √ √ √ √
High efficiency fan with grille trim ring            
Aerospace-ducted fan √ √ √      
Electronic demand defrost √ √ √ √ √ √
SermaGuard rust-resistant screws √ √ √ √ √ √
Optional electric heater kit √ √ √ √ √ √
Comfort-R™ mode √ √        
Refrigerant R-410A R-410A R-22 or
R-410A
 R-22 or
R-410A
 R-22 R-22
SEER efficiency up to 16.00 up to 14.35 up to 13.45 13.00 up to 13.50 13.00
HSPF efficiency up to 9.0 up to 8.60 up to 8.40 7.70 up to 8.20 7.70
12 Year Limited Warranty on Compressor with registration*
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10 Year Limited Warranty on Compressor with registration*  
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5 Year Limited Warranty on Compressor with registration*        
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10 Year Limited Warranty on Outdoor Coil with registration*
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5 Year Limited Warranty on Outdoor Coil with registration*      
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10 Year Limited Warranty on Internal Functional Parts with registration*
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5 Year Limited Warranty on Internal Functional Parts with registration*  
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*Registered Limited Warranty terms are available when you register within 60 days of installation. You can register online at americanstandardair.com or by phone at 800-554-8005, otherwise American Standard Heating & Air Conditioning's Base Limited Warranty terms will apply. Base Limited Warranty information on specific products can be found on americanstandardair.com.
Optional Extended Warranties available. Extended Warranties can labor and other costs not covered by manufacturer's limited warranty.
 
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American Standard Heating & Air Conditioning is an international indoor and outdoor Air Conditioner manufacturer, providing air handlers, heat pumps, heating systems, furnaces, and programmable thermostats. American Standard Heating & Air Conditioning also provides clean and affordable cooling and heating, humidifiers, indoor air quality and clean air systems. Efficiency. Reliability. Quality. That's what makes American Standard Heating & Air Conditioning.