Thermaltake Commander FP SATA Powered 10 Port 4-Pin PWM Fan Hub AC-023-AN1NAN-A1 Supports 10 (4-pin) Independent Fans :Capable of connecting 10 PWM fans, the Commander FP enables users to optimally expand cooling capability within the chassis Direct SATA Power Input: Powers up to 9 PWM fans simultaneously from PSU to prevent stray current when the fan hub is in use Included Ties/Velcro for Easy Placement: 5 reusable beaded cable ties, 2 velcro tabs, and one PWM signal cable that let users keep the cables neat and tidy and hold the fan hub steadily in place Blue LED Power Indicator 1 Year Warranty