Hardware Spec Index

Brontix FN-5131 Pro 140mm PWM Case Fan

Case Fans · Brontix · SKU FN5131-PRO · Released 2019 · Updated 2026-10-25

Key facts

Benchmark index635 (Case Fans scale)
Category rank#37,780
Street price$19
Power4 W
Performance per dollar33.42
Released2019

Specifications

BrandBrontix
ModelBrontix FN-5131 Pro
Size140 × 140 × 25 mm
Speed400–2,500 RPM (PWM)
Airflow120.0 CFM
Static pressure2.38 mmH₂O
Noise36 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-5131 Pro 140mm PWM Case Fan”, https://vextor7.com/item/10985647 (accessed 2026-10-25).