Hardware Spec Index

Brontix FN-6404 Pro 140mm PWM Case Fan

Case Fans · Brontix · SKU FN6404-PRO · Released 2026 · Updated 2026-10-23

Key facts

Benchmark index789 (Case Fans scale)
Category rank#5,316
Street price$19
Power3 W
Performance per dollar41.53
Released2026

Specifications

BrandBrontix
ModelBrontix FN-6404 Pro
Size140 × 140 × 25 mm
Speed400–1,600 RPM (PWM)
Airflow76.8 CFM
Static pressure1.52 mmH₂O
Noise25 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-6404 Pro 140mm PWM Case Fan”, https://vextor7.com/item/6865148 (accessed 2026-10-23).