Hardware Spec Index

Brontix FN-3571 Pro 140mm PWM Case Fan (3-Pack)

Case Fans · Brontix · SKU FN3571-PRO · Released 2021 · Updated 2026-10-22

Key facts

Benchmark index705 (Case Fans scale)
Category rank#37,972
Street price$19
Power4 W
Performance per dollar37.11
Released2021

Specifications

BrandBrontix
ModelBrontix FN-3571 Pro
Size140 × 140 × 25 mm
Speed500–2,700 RPM (PWM)
Airflow129.6 CFM
Static pressure2.56 mmH₂O
Noise23 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-3571 Pro 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/91314634 (accessed 2026-10-22).