Hardware Spec Index

Brontix FN-3139 Pro 140mm PWM Case Fan

Case Fans · Brontix · SKU FN3139-PRO · Released 2020 · Updated 2026-10-23

Key facts

Benchmark index446 (Case Fans scale)
Category rank#30,614
Street price$19
Power3 W
Performance per dollar23.47
Released2020

Specifications

BrandBrontix
ModelBrontix FN-3139 Pro
Size140 × 140 × 25 mm
Speed500–1,800 RPM (PWM)
Airflow86.4 CFM
Static pressure1.71 mmH₂O
Noise31 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-3139 Pro 140mm PWM Case Fan”, https://vextor7.com/item/1775640 (accessed 2026-10-23).