Hardware Spec Index

Brontix FN-9641 Prime 140mm PWM Case Fan

Case Fans · Brontix · SKU FN9641-PRIME · Released 2019 · Updated 2026-10-25

Key facts

Benchmark index753 (Case Fans scale)
Category rank#32,603
Street price$19
Power4 W
Performance per dollar39.63
Released2019

Specifications

BrandBrontix
ModelBrontix FN-9641 Prime
Size140 × 140 × 25 mm
Speed200–2,900 RPM (PWM)
Airflow139.2 CFM
Static pressure2.75 mmH₂O
Noise31 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-9641 Prime 140mm PWM Case Fan”, https://vextor7.com/item/7983357 (accessed 2026-10-25).