Hardware Spec Index

Brontix FN-4657 Max 120mm PWM Case Fan

Case Fans · Brontix · SKU FN4657-MAX · Released 2020 · Updated 2026-10-26

Key facts

Benchmark index461 (Case Fans scale)
Category rank#2,682
Street price$9
Power3 W
Performance per dollar51.22
Released2020

Specifications

BrandBrontix
ModelBrontix FN-4657 Max
Size120 × 120 × 25 mm
Speed500–1,900 RPM (PWM)
Airflow64.6 CFM
Static pressure2.09 mmH₂O
Noise27 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-4657 Max 120mm PWM Case Fan”, https://vextor7.com/item/4856159 (accessed 2026-10-26).