Hardware Spec Index

Brontix FN-7491 Pro 120mm PWM Case Fan (3-Pack)

Case Fans · Brontix · SKU FN7491-PRO · Released 2020 · Updated 2026-10-25

Key facts

Benchmark index242 (Case Fans scale)
Category rank#44,321
Street price$9
Power3 W
Performance per dollar26.89
Released2020

Specifications

BrandBrontix
ModelBrontix FN-7491 Pro
Size120 × 120 × 25 mm
Speed500–1,700 RPM (PWM)
Airflow57.8 CFM
Static pressure1.87 mmH₂O
Noise36 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-7491 Pro 120mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/2955029 (accessed 2026-10-25).