Hardware Spec Index

Brontix FN-9577 Pro 120mm PWM Case Fan

Case Fans · Brontix · SKU FN9577-PRO · Released 2025 · Updated 2026-10-23

Key facts

Benchmark index223 (Case Fans scale)
Category rank#48,383
Street price$9
Power3 W
Performance per dollar24.78
Released2025

Specifications

BrandBrontix
ModelBrontix FN-9577 Pro
Size120 × 120 × 25 mm
Speed200–1,500 RPM (PWM)
Airflow51.0 CFM
Static pressure1.65 mmH₂O
Noise33 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-9577 Pro 120mm PWM Case Fan”, https://vextor7.com/item/69017192 (accessed 2026-10-23).