Carrier Performance™ Nominal 4 Ton, R454B, Two Stage, Air Conditioner, 208/1 Item #1221823 | Model #YS47-A It's created from the highest

It's created from the highest grade

Flow back handle allows for one or two hand operation

Engineered and Assembled in the USA

3/4-in or 1-in PEX pipe

Carrier Performance™ Nominal 4 Ton, R454B, Two Stage, Air Conditioner, 208/1 Item #1221823 | Model #YS47-A It's created from the highestPerformance Series 2 Stage Air Conditioner with Puron Advance Refrigerant and InteliSense Technology Industry leading Features Benefits Efficiency Up to 18. 5 SEER2 Up to 14. 5 EER2 Microtube Technology refrigeration system Indoor air quality accessories available Sound Sound level as low as 67 dBA Comfort System supports Thermidistat or standard 2 stage thermostat controls Reliability Non ozone depleting and low global warming potential Puron Advance