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Enlabs PCIFANCO8MPR 8 Channel 3-pin 4pin Fan speed Controller w/ OFF Switch - 8 Fans RPM Speed Reduce Regulator by 4 Knobs w/ PCI Slot Cover - Molex 4pin to 8 Port
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8 Way PC Fan Hub 4 Pin PWM Fan speed regulator Computer Cooling Fan Stepless Speed Controller PCB Adapter Fan Splitter - Walmart.com
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4 Channels 4pin Pc Cooler Cooling Fan Speed Controller Pci Bracket 12v Power Pci Back Slot Bracket - Fans & Cooling - AliExpress
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