Hardware Spec Index

Brontix FN-9664 Prime 140mm PWM Case Fan

Case Fans · Brontix · SKU FN9664-PRIME · Released 2023 · Updated 2026-10-25

Key facts

Benchmark index667 (Case Fans scale)
Category rank#13,419
Street price$19
Power4 W
Performance per dollar35.11
Released2023

Specifications

BrandBrontix
ModelBrontix FN-9664 Prime
Size140 × 140 × 25 mm
Speed200–2,800 RPM (PWM)
Airflow134.4 CFM
Static pressure2.66 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-9664 Prime 140mm PWM Case Fan”, https://vextor7.com/item/21782340 (accessed 2026-10-25).