Hardware Spec Index

Brontix FN-9420 Ultra 140mm PWM Case Fan (3-Pack)

Case Fans · Brontix · SKU FN9420-ULTRA · Released 2022 · Updated 2026-10-18

Key facts

Benchmark index815 (Case Fans scale)
Category rank#28,241
Street price$19
Power3 W
Performance per dollar42.89
Released2022

Specifications

BrandBrontix
ModelBrontix FN-9420 Ultra
Size140 × 140 × 25 mm
Speed300–2,000 RPM (PWM)
Airflow96.0 CFM
Static pressure1.90 mmH₂O
Noise30 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-9420 Ultra 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/46356945 (accessed 2026-10-18).