Hardware Spec Index

Brontix FN-3854 Core 140mm PWM Case Fan

Case Fans · Brontix · SKU FN3854-CORE · Released 2019 · Updated 2026-10-25

Key facts

Benchmark index625 (Case Fans scale)
Category rank#9,879
Street price$19
Power4 W
Performance per dollar32.89
Released2019

Specifications

BrandBrontix
ModelBrontix FN-3854 Core
Size140 × 140 × 25 mm
Speed400–2,900 RPM (PWM)
Airflow139.2 CFM
Static pressure2.75 mmH₂O
Noise34 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-3854 Core 140mm PWM Case Fan”, https://vextor7.com/item/32936817 (accessed 2026-10-25).