Hardware Spec Index

Brontix FN-9321 Prime 120mm PWM Case Fan (3-Pack)

Case Fans · Brontix · SKU FN9321-PRIME · Released 2021 · Updated 2026-10-26

Key facts

Benchmark index378 (Case Fans scale)
Category rank#43,034
Street price$19
Power3 W
Performance per dollar19.89
Released2021

Specifications

BrandBrontix
ModelBrontix FN-9321 Prime
Size120 × 120 × 25 mm
Speed500–1,600 RPM (PWM)
Airflow54.4 CFM
Static pressure1.76 mmH₂O
Noise33 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-9321 Prime 120mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/51315414 (accessed 2026-10-26).