Hardware Spec Index

Brontix FN-9404 Core 140mm PWM Case Fan (3-Pack)

Case Fans · Brontix · SKU FN9404-CORE · Released 2025 · Updated 2026-10-25

Key facts

Benchmark index236 (Case Fans scale)
Category rank#42,985
Street price$9
Power3 W
Performance per dollar26.22
Released2025

Specifications

BrandBrontix
ModelBrontix FN-9404 Core
Size140 × 140 × 25 mm
Speed300–2,400 RPM (PWM)
Airflow115.2 CFM
Static pressure2.28 mmH₂O
Noise31 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-9404 Core 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/46062351 (accessed 2026-10-25).