Hardware Spec Index

Brontix FN-2491 Pro 120mm PWM Case Fan

Case Fans · Brontix · SKU FN2491-PRO · Released 2021 · Updated 2026-10-26

Key facts

Benchmark index591 (Case Fans scale)
Category rank#35,905
Street price$19
Power3 W
Performance per dollar31.11
Released2021

Specifications

BrandBrontix
ModelBrontix FN-2491 Pro
Size120 × 120 × 25 mm
Speed300–2,000 RPM (PWM)
Airflow68.0 CFM
Static pressure2.20 mmH₂O
Noise28 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-2491 Pro 120mm PWM Case Fan”, https://vextor7.com/item/8200929 (accessed 2026-10-26).