Hardware Spec Index

Brontix FN-9431 Ultra 120mm PWM Case Fan

Case Fans · Brontix · SKU FN9431-ULTRA · Released 2019 · Updated 2026-10-22

Key facts

Benchmark index746 (Case Fans scale)
Category rank#11,728
Street price$19
Power4 W
Performance per dollar39.26
Released2019

Specifications

BrandBrontix
ModelBrontix FN-9431 Ultra
Size120 × 120 × 25 mm
Speed300–2,600 RPM (PWM)
Airflow88.4 CFM
Static pressure2.86 mmH₂O
Noise25 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-9431 Ultra 120mm PWM Case Fan”, https://vextor7.com/item/2112940 (accessed 2026-10-22).