Hardware Spec Index

Brontix FN-9578 Pro 140mm PWM Case Fan (3-Pack)

Case Fans · Brontix · SKU FN9578-PRO · Released 2021 · Updated 2026-10-19

Key facts

Benchmark index264 (Case Fans scale)
Category rank#40,249
Street price$9
Power3 W
Performance per dollar29.33
Released2021

Specifications

BrandBrontix
ModelBrontix FN-9578 Pro
Size140 × 140 × 25 mm
Speed200–2,200 RPM (PWM)
Airflow105.6 CFM
Static pressure2.09 mmH₂O
Noise28 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-9578 Pro 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/675451 (accessed 2026-10-19).