Hardware Spec Index

Brontix FN-9581 Pro 140mm PWM ARGB Case Fan

Case Fans · Brontix · SKU FN9581-PRO · Released 2022 · Updated 2026-10-24

Key facts

Benchmark index1,217 (Case Fans scale)
Category rank#28,968
Street price$39
Power4 W
Performance per dollar31.21
Released2022

Specifications

BrandBrontix
ModelBrontix FN-9581 Pro
Size140 × 140 × 25 mm
Speed500–3,000 RPM (PWM)
Airflow144.0 CFM
Static pressure2.85 mmH₂O
Noise33 dBA
BearingFluid dynamic bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-9581 Pro 140mm PWM ARGB Case Fan”, https://vextor7.com/item/29133825 (accessed 2026-10-24).