Hardware Spec Index

Brontix FN-9642 Ultra 140mm PWM Case Fan

Case Fans · Brontix · SKU FN9642-ULTRA · Released 2021 · Updated 2026-10-21

Key facts

Benchmark index738 (Case Fans scale)
Category rank#5,097
Street price$19
Power3 W
Performance per dollar38.84
Released2021

Specifications

BrandBrontix
ModelBrontix FN-9642 Ultra
Size140 × 140 × 25 mm
Speed500–1,500 RPM (PWM)
Airflow72.0 CFM
Static pressure1.43 mmH₂O
Noise22 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-9642 Ultra 140mm PWM Case Fan”, https://vextor7.com/item/1490656 (accessed 2026-10-21).