The NA-FH1 is a high-quality, smartly-protected 8 channel PWM fan hub that allows up to eight PWM fans to be run and controlled simultaneously via a single PWM motherboard fan header.
Noctua NA-FH1 Review
Noctua NA-FH1, 8 Channel Fan Hub for up to Eight 12V or 5V Based 4-pin PWM or 3
Fan hub short-circuit test (Noctua NA-FH1 vs. unprotected fan hub)
Noctua Presents NA-FH1 Eight Channel PWM Fan Hub - Funky Kit
Noctua Launches Their NA-FH1 8-channel PWM Fan Controller, 47% OFF
NA-FH1
Noctua NA-FH1 8 Channel Fan Hub for up to Eight 12V/5V Based 4-pin PWM or 3-pin Fans magnetic fixed device/Automatic reset fuse
Noctua Presents NA-FH1 Eight Channel PWM Fan Hub - Funky Kit
Noctua NA-FH1, 8 Channel Fan Hub for up to Eight 12V or 5V Based 4-pin PWM or 3-pin Fans (Black) : : Electronics
Noctua Na-fh1 Fan Hub 8-port Pwm Fan Hub - Pc Components Cooling & Tools - AliExpress