Hardware Spec Index

Brontix FN-9784 Prime 120mm PWM Case Fan

Case Fans · Brontix · SKU FN9784-PRIME · Released 2022 · Updated 2026-10-23

Key facts

Benchmark index422 (Case Fans scale)
Category rank#19,349
Street price$19
Power4 W
Performance per dollar22.21
Released2022

Specifications

BrandBrontix
ModelBrontix FN-9784 Prime
Size120 × 120 × 25 mm
Speed400–2,800 RPM (PWM)
Airflow95.2 CFM
Static pressure3.08 mmH₂O
Noise22 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-9784 Prime 120mm PWM Case Fan”, https://vextor7.com/item/17532018 (accessed 2026-10-23).