Hardware Spec Index

Brontix FN-9957 Pro 120mm PWM Case Fan

Case Fans · Brontix · SKU FN9957-PRO · Released 2023 · Updated 2026-10-20

Key facts

Benchmark index497 (Case Fans scale)
Category rank#25,070
Street price$19
Power3 W
Performance per dollar26.16
Released2023

Specifications

BrandBrontix
ModelBrontix FN-9957 Pro
Size120 × 120 × 25 mm
Speed200–1,800 RPM (PWM)
Airflow61.2 CFM
Static pressure1.98 mmH₂O
Noise23 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-9957 Pro 120mm PWM Case Fan”, https://vextor7.com/item/2876355 (accessed 2026-10-20).