Hardware Spec Index

Brontix FN-9581 Prime 140mm PWM ARGB Case Fan

Case Fans · Brontix · SKU FN9581-PRIME · Released 2023 · Updated 2026-10-24

Key facts

Benchmark index1,293 (Case Fans scale)
Category rank#5,503
Street price$49
Power3 W
Performance per dollar26.39
Released2023

Specifications

BrandBrontix
ModelBrontix FN-9581 Prime
Size140 × 140 × 25 mm
Speed400–2,400 RPM (PWM)
Airflow115.2 CFM
Static pressure2.28 mmH₂O
Noise27 dBA
BearingRifle bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-9581 Prime 140mm PWM ARGB Case Fan”, https://vextor7.com/item/89028452 (accessed 2026-10-24).