Hardware Spec Index

Brontix FN-9643 Pro 120mm PWM Case Fan

Case Fans · Brontix · SKU FN9643-PRO · Released 2020 · Updated 2026-10-23

Key facts

Benchmark index243 (Case Fans scale)
Category rank#12,641
Street price$9
Power4 W
Performance per dollar27.00
Released2020

Specifications

BrandBrontix
ModelBrontix FN-9643 Pro
Size120 × 120 × 25 mm
Speed400–3,000 RPM (PWM)
Airflow102.0 CFM
Static pressure3.30 mmH₂O
Noise34 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-9643 Pro 120mm PWM Case Fan”, https://vextor7.com/item/79489817 (accessed 2026-10-23).