Hardware Spec Index

Brontix FN-6909 Plus 140mm PWM Case Fan

Case Fans · Brontix · SKU FN6909-PLUS · Released 2020 · Updated 2026-10-22

Key facts

Benchmark index579 (Case Fans scale)
Category rank#40,393
Street price$19
Power4 W
Performance per dollar30.47
Released2020

Specifications

BrandBrontix
ModelBrontix FN-6909 Plus
Size140 × 140 × 25 mm
Speed400–2,900 RPM (PWM)
Airflow139.2 CFM
Static pressure2.75 mmH₂O
Noise36 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-6909 Plus 140mm PWM Case Fan”, https://vextor7.com/item/63310630 (accessed 2026-10-22).