Hardware Spec Index

Brontix FN-5239 Pro 140mm PWM Case Fan (3-Pack)

Case Fans · Brontix · SKU FN5239-PRO · Released 2020 · Updated 2026-10-21

Key facts

Benchmark index769 (Case Fans scale)
Category rank#16,403
Street price$19
Power4 W
Performance per dollar40.47
Released2020

Specifications

BrandBrontix
ModelBrontix FN-5239 Pro
Size140 × 140 × 25 mm
Speed400–2,700 RPM (PWM)
Airflow129.6 CFM
Static pressure2.56 mmH₂O
Noise34 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-5239 Pro 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/1787311 (accessed 2026-10-21).