Hardware Spec Index

Brontix FN-4009 Core 140mm PWM Case Fan

Case Fans · Brontix · SKU FN4009-CORE · Released 2025 · Updated 2026-10-23

Key facts

Benchmark index647 (Case Fans scale)
Category rank#49,074
Street price$19
Power4 W
Performance per dollar34.05
Released2025

Specifications

BrandBrontix
ModelBrontix FN-4009 Core
Size140 × 140 × 25 mm
Speed400–2,700 RPM (PWM)
Airflow129.6 CFM
Static pressure2.56 mmH₂O
Noise22 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-4009 Core 140mm PWM Case Fan”, https://vextor7.com/item/762716 (accessed 2026-10-23).