The two rackspace Designer Inspired Ultra Quiet FAN Panel features a unique on-board processor that controls FAN speed in direct proportion to equipment temperature resulting in quiet, reliable installations.
Middle Atlantic Products UQFP-4RA-I/O Features:
100 CFM cooling capacity. Tasteful, subdued temperature and alert display provides instant system status. On board Digital processor varies FAN speed based on equipment temperature, which is monitored via external sensor. Notification system in the event of external sensor failure. Local and remote notification of over temperature and FAN fault to control system