Hardware Spec Index

Teralux FN-4057 Pro 120mm PWM Case Fan

Case Fans · Teralux · SKU FN4057-PRO · Released 2019 · Updated 2026-10-19

Key facts

Benchmark index565 (Case Fans scale)
Category rank#14,996
Street price$19
Power4 W
Performance per dollar29.74
Released2019

Specifications

BrandTeralux
ModelTeralux FN-4057 Pro
Size120 × 120 × 25 mm
Speed200–2,500 RPM (PWM)
Airflow85.0 CFM
Static pressure2.75 mmH₂O
Noise27 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Teralux FN-4057 Pro 120mm PWM Case Fan”, https://vextor7.com/item/1979460 (accessed 2026-10-19).