Hardware Spec Index

Brontix FN-9901 Prime 120mm PWM Case Fan

Case Fans · Brontix · SKU FN9901-PRIME · Released 2020 · Updated 2026-10-21

Key facts

Benchmark index646 (Case Fans scale)
Category rank#49,345
Street price$19
Power4 W
Performance per dollar34.00
Released2020

Specifications

BrandBrontix
ModelBrontix FN-9901 Prime
Size120 × 120 × 25 mm
Speed300–2,900 RPM (PWM)
Airflow98.6 CFM
Static pressure3.19 mmH₂O
Noise30 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-9901 Prime 120mm PWM Case Fan”, https://vextor7.com/item/486624 (accessed 2026-10-21).