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FAQ: What pin-configuration do Noctua products use?
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2 Pack USB to 3-Pin / 4-Pin PWM 5V USB Sleeved Fan Power Adapter Cable, USB to 3 Pin / 4 Pin Case Fan Adapter Connector Cable (USB-3Pin/4Pin Cable) - Newegg.com
So you want PWM control of your 3-pin fan? | TechPowerUp Forums
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SOLVED] - Why do some pwm fan splitters have a 3 pin end while other types have 4 pin ends ? | Tom's Hardware Forum
43000000 8in 12V PC Case Fan Power Adapter Cable, 3 Pin or 4 Pin PWM C – AMT | Computers & Electronics
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