Hardware Spec Index

Brontix FN-6404 XT 140mm PWM ARGB Case Fan

Case Fans · Brontix · SKU FN6404-XT · Released 2019 · Updated 2026-10-21

Key facts

Benchmark index858 (Case Fans scale)
Category rank#1,782
Street price$29
Power4 W
Performance per dollar29.59
Released2019

Specifications

BrandBrontix
ModelBrontix FN-6404 XT
Size140 × 140 × 25 mm
Speed200–2,900 RPM (PWM)
Airflow139.2 CFM
Static pressure2.75 mmH₂O
Noise26 dBA
BearingMagnetic levitation
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-6404 XT 140mm PWM ARGB Case Fan”, https://vextor7.com/item/4594976 (accessed 2026-10-21).