Hardware Spec Index

Brontix FN-2975 Pro 140mm PWM Case Fan

Case Fans · Brontix · SKU FN2975-PRO · Released 2022 · Updated 2026-10-20

Key facts

Benchmark index734 (Case Fans scale)
Category rank#18,264
Street price$19
Power3 W
Performance per dollar38.63
Released2022

Specifications

BrandBrontix
ModelBrontix FN-2975 Pro
Size140 × 140 × 25 mm
Speed400–2,200 RPM (PWM)
Airflow105.6 CFM
Static pressure2.09 mmH₂O
Noise30 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-2975 Pro 140mm PWM Case Fan”, https://vextor7.com/item/4126763 (accessed 2026-10-20).