CALM 42 Series (Fixed Amperage) | 42” Wide
![](https://www.ptacs.com/wp-content/uploads/2019/07/CALM-42-Series-Main-340x220.jpg)
C42ED Fixed Amperage Air Conditioner with Electric Resistance Heat
C42HD Fixed Amperage Heat Pump with Electric Resistance Backup Heat
CALM 42 Series (Universal Cord) | 42” Wide
![](https://www.ptacs.com/wp-content/uploads/2019/07/CALM-42-Series-Main-340x220.jpg)
U42EC Universal Cord Flexible Amperage Air Conditioner with Electric Resistance Heat
U42HC Universal Cord Flexible Amperage Heat Pump with Electric Resistance Heat