Hardware Spec Index

Brontix FN-9446 Prime 140mm PWM Case Fan

Case Fans · Brontix · SKU FN9446-PRIME · Released 2025 · Updated 2026-10-20

Key facts

Benchmark index350 (Case Fans scale)
Category rank#26,400
Street price$9
Power4 W
Performance per dollar38.89
Released2025

Specifications

BrandBrontix
ModelBrontix FN-9446 Prime
Size140 × 140 × 25 mm
Speed300–2,900 RPM (PWM)
Airflow139.2 CFM
Static pressure2.75 mmH₂O
Noise23 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-9446 Prime 140mm PWM Case Fan”, https://vextor7.com/item/6209522 (accessed 2026-10-20).