Hardware Spec Index

Brontix FN-9491 Prime 120mm PWM Case Fan

Case Fans · Brontix · SKU FN9491-PRIME · Released 2023 · Updated 2026-10-20

Key facts

Benchmark index332 (Case Fans scale)
Category rank#19,203
Street price$9
Power3 W
Performance per dollar36.89
Released2023

Specifications

BrandBrontix
ModelBrontix FN-9491 Prime
Size120 × 120 × 25 mm
Speed500–1,800 RPM (PWM)
Airflow61.2 CFM
Static pressure1.98 mmH₂O
Noise28 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-9491 Prime 120mm PWM Case Fan”, https://vextor7.com/item/12955992 (accessed 2026-10-20).