Hardware Spec Index

Brontix FN-3908 Core 140mm PWM Case Fan

Case Fans · Brontix · SKU FN3908-CORE · Released 2021 · Updated 2026-10-23

Key facts

Benchmark index680 (Case Fans scale)
Category rank#31,704
Street price$19
Power4 W
Performance per dollar35.79
Released2021

Specifications

BrandBrontix
ModelBrontix FN-3908 Core
Size140 × 140 × 25 mm
Speed400–2,800 RPM (PWM)
Airflow134.4 CFM
Static pressure2.66 mmH₂O
Noise27 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-3908 Core 140mm PWM Case Fan”, https://vextor7.com/item/98691442 (accessed 2026-10-23).