Hardware Spec Index

Brontix FN-6577 Prime 140mm PWM Case Fan

Case Fans · Brontix · SKU FN6577-PRIME · Released 2026 · Updated 2026-10-25

Key facts

Benchmark index323 (Case Fans scale)
Category rank#42,426
Street price$9
Power4 W
Performance per dollar35.89
Released2026

Specifications

BrandBrontix
ModelBrontix FN-6577 Prime
Size140 × 140 × 25 mm
Speed400–2,900 RPM (PWM)
Airflow139.2 CFM
Static pressure2.75 mmH₂O
Noise28 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-6577 Prime 140mm PWM Case Fan”, https://vextor7.com/item/95522271 (accessed 2026-10-25).