Hardware Spec Index

Brontix FN-9928 Prime 140mm PWM Case Fan (3-Pack)

Case Fans · Brontix · SKU FN9928-PRIME · Released 2020 · Updated 2026-10-19

Key facts

Benchmark index781 (Case Fans scale)
Category rank#43,816
Street price$19
Power2 W
Performance per dollar41.11
Released2020

Specifications

BrandBrontix
ModelBrontix FN-9928 Prime
Size140 × 140 × 25 mm
Speed400–1,400 RPM (PWM)
Airflow67.2 CFM
Static pressure1.33 mmH₂O
Noise32 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-9928 Prime 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/17518333 (accessed 2026-10-19).