Hardware Spec Index

Brontix FN-6577 Ultra 140mm PWM Case Fan

Case Fans · Brontix · SKU FN6577-ULTRA · Released 2020 · Updated 2026-10-24

Key facts

Benchmark index425 (Case Fans scale)
Category rank#49,038
Street price$19
Power3 W
Performance per dollar22.37
Released2020

Specifications

BrandBrontix
ModelBrontix FN-6577 Ultra
Size140 × 140 × 25 mm
Speed500–1,800 RPM (PWM)
Airflow86.4 CFM
Static pressure1.71 mmH₂O
Noise24 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-6577 Ultra 140mm PWM Case Fan”, https://vextor7.com/item/75538633 (accessed 2026-10-24).