Cool Components Universal Transformer

These are variable voltage, universal, AC to DC power supplies with selectable DC voltage from 3 to 12 V DC. The units plug into a standard US 110/120V AC receptacle and provide manual speed control for all of our products. Speed is adjusted by varying the voltage and the normal operating range of the cooling and ventilation products is 7 to 9V for most applications or 12V for more demanding and aggressive situations. However, operating our products between 7 and 9V provides for quieter operation of the fans while at 12V most of our products will be audible. The advantage to this feature is that it provides the option to run the cooling products quietly when components are within close proximity of sitting areas or more aggressively when components are tucked away in cabinetry and closets. This is when components require more airflow and when noise is not as big of a factor.

The DC end of the power supply utilizes a 2-pin female receptacle on t