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: Fan controllers & fan hubs
Noctua Na-fh1 Fan Hub 8-port Pwm Fan Hub - Pc Components Cooling & Tools - AliExpress
Noctua NA-FH1, 8 Channel Fan Hub for up to Eight 12V or 5V Based 4-pin PWM or 3-pin Fans (Black)
Noctua Presents NA-FH1 Eight Channel PWM Fan Hub - Funky Kit
NOCTUA NA-FH1 FAN HUB - IT WAS ABOUT TIME!
Noctua presents NA-FH1 eight channel PWM fan hub
Noctua NA-FH1 Fan Hub 8-Port PWM Fan Hub
Noctua NA-FH1, 8 Channel Fan Hub for up to Eight 12V or 5V Based 4-pin PWM or 3
Noctua NA-FH1 Review
Noctua NA-FH1 8-Channel PWM Fan Hub - NA-FH1
Unable to control PWM from NA-FH1 : r/Noctua
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 - IT WAS ABOUT TIME!
Noctua Presents NA-FH1 Eight Channel PWM Fan Hub - Funky Kit