RocketStor 6430 employ a newly-designed Cooling System with built-in monitoring and control features. New Cooling Hardware The RS6430 series features dedicated fans and temperature sensors for the drive bays and power supply. The power supply (PSU) fan is completely silent, and will adjust speed on the fly to keep the unit at a consistent operating temperature. The drive bay fan (or fans in the case of the 8-bay RS6438) operate in a similar manner. The enclosure will raise or