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Enlabs PCIFANCO8SPR 8 Channel 3-pin 4pin Fan speed Controller w/ OFF Switch - 8 Fans RPM Speed Reduce Regulator by 4 Knobs w/ PCI Slot Cover - SATA 15pin to 8 Port
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Stk Ic Fan Temperature Speed Controller Pwm Temperature Controller 4-wire Dc 12v Controller Governor For Pc Fan/alarm - Integrated Circuits - AliExpress
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