Hardware Spec Index

Brontix FN-4561 Pro 140mm PWM Case Fan (3-Pack)

Case Fans · Brontix · SKU FN4561-PRO · Released 2019 · Updated 2026-10-23

Key facts

Benchmark index258 (Case Fans scale)
Category rank#48,833
Street price$9
Power4 W
Performance per dollar28.67
Released2019

Specifications

BrandBrontix
ModelBrontix FN-4561 Pro
Size140 × 140 × 25 mm
Speed500–2,700 RPM (PWM)
Airflow129.6 CFM
Static pressure2.56 mmH₂O
Noise33 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-4561 Pro 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/91497329 (accessed 2026-10-23).