IceBoard is a PC Fan Controller which can be used via software on OSX or Linux to control the Fan speeds in your PC!
IceBoard comes with 6 separate Fan Channels! 2 Channels are Grouped to provide the same Control over Two Fans. with an identical setting. Total the Iceboard can control of up to 8 PWM 4 Pin Fans, even PWM Water Pump Control! Ice board 1.5 has 3 Temperature Sensor ports (cables not included).