Hardware Spec Index

Brontix FN-3928 Core 140mm PWM Case Fan

Case Fans · Brontix · SKU FN3928-CORE · Released 2022 · Updated 2026-10-26

Key facts

Benchmark index782 (Case Fans scale)
Category rank#36,083
Street price$19
Power4 W
Performance per dollar41.16
Released2022

Specifications

BrandBrontix
ModelBrontix FN-3928 Core
Size140 × 140 × 25 mm
Speed400–2,900 RPM (PWM)
Airflow139.2 CFM
Static pressure2.75 mmH₂O
Noise32 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-3928 Core 140mm PWM Case Fan”, https://vextor7.com/item/94096036 (accessed 2026-10-26).