Hardware Spec Index

Brontix FN-6578 Ultra 140mm PWM Case Fan (3-Pack)

Case Fans · Brontix · SKU FN6578-ULTRA · Released 2025 · Updated 2026-10-24

Key facts

Benchmark index724 (Case Fans scale)
Category rank#35,981
Street price$19
Power3 W
Performance per dollar38.11
Released2025

Specifications

BrandBrontix
ModelBrontix FN-6578 Ultra
Size140 × 140 × 25 mm
Speed200–2,400 RPM (PWM)
Airflow115.2 CFM
Static pressure2.28 mmH₂O
Noise26 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-6578 Ultra 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/90141279 (accessed 2026-10-24).