Hardware Spec Index

Brontix FN-9404 Ultra 140mm PWM ARGB Case Fan

Case Fans · Brontix · SKU FN9404-ULTRA · Released 2025 · Updated 2026-10-26

Key facts

Benchmark index887 (Case Fans scale)
Category rank#34,629
Street price$29
Power3 W
Performance per dollar30.59
Released2025

Specifications

BrandBrontix
ModelBrontix FN-9404 Ultra
Size140 × 140 × 25 mm
Speed300–2,400 RPM (PWM)
Airflow115.2 CFM
Static pressure2.28 mmH₂O
Noise24 dBA
BearingFluid dynamic bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-9404 Ultra 140mm PWM ARGB Case Fan”, https://vextor7.com/item/51318579 (accessed 2026-10-26).