Hardware Spec Index

Brontix FN-4657 Ti 120mm PWM Case Fan (3-Pack)

Case Fans · Brontix · SKU FN4657-TI · Released 2019 · Updated 2026-10-19

Key facts

Benchmark index647 (Case Fans scale)
Category rank#28,198
Street price$19
Power3 W
Performance per dollar34.05
Released2019

Specifications

BrandBrontix
ModelBrontix FN-4657 Ti
Size120 × 120 × 25 mm
Speed300–1,500 RPM (PWM)
Airflow51.0 CFM
Static pressure1.65 mmH₂O
Noise29 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-4657 Ti 120mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/52592952 (accessed 2026-10-19).