Hardware Spec Index

Brontix FN-4577 Max 140mm PWM Case Fan

Case Fans · Brontix · SKU FN4577-MAX · Released 2024 · Updated 2026-10-24

Key facts

Benchmark index267 (Case Fans scale)
Category rank#46,863
Street price$9
Power3 W
Performance per dollar29.67
Released2024

Specifications

BrandBrontix
ModelBrontix FN-4577 Max
Size140 × 140 × 25 mm
Speed300–2,200 RPM (PWM)
Airflow105.6 CFM
Static pressure2.09 mmH₂O
Noise25 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-4577 Max 140mm PWM Case Fan”, https://vextor7.com/item/9714620 (accessed 2026-10-24).