Hardware Spec Index

Brontix FN-1147 Pro 140mm PWM Case Fan

Case Fans · Brontix · SKU FN1147-PRO · Released 2020 · Updated 2026-10-21

Key facts

Benchmark index386 (Case Fans scale)
Category rank#26,904
Street price$9
Power3 W
Performance per dollar42.89
Released2020

Specifications

BrandBrontix
ModelBrontix FN-1147 Pro
Size140 × 140 × 25 mm
Speed200–1,500 RPM (PWM)
Airflow72.0 CFM
Static pressure1.43 mmH₂O
Noise33 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-1147 Pro 140mm PWM Case Fan”, https://vextor7.com/item/671806 (accessed 2026-10-21).