Hardware Spec Index

Brontix FN-6859 Core 140mm PWM Case Fan

Case Fans · Brontix · SKU FN6859-CORE · Released 2022 · Updated 2026-10-21

Key facts

Benchmark index479 (Case Fans scale)
Category rank#15,639
Street price$19
Power4 W
Performance per dollar25.21
Released2022

Specifications

BrandBrontix
ModelBrontix FN-6859 Core
Size140 × 140 × 25 mm
Speed300–2,900 RPM (PWM)
Airflow139.2 CFM
Static pressure2.75 mmH₂O
Noise35 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-6859 Core 140mm PWM Case Fan”, https://vextor7.com/item/647965 (accessed 2026-10-21).