Hardware Spec Index

Teralux FN-3900 SE 120mm PWM Case Fan

Case Fans · Teralux · SKU FN3900-SE · Released 2022 · Updated 2026-10-24

Key facts

Benchmark index263 (Case Fans scale)
Category rank#44,147
Street price$9
Power3 W
Performance per dollar29.22
Released2022

Specifications

BrandTeralux
ModelTeralux FN-3900 SE
Size120 × 120 × 25 mm
Speed300–1,600 RPM (PWM)
Airflow54.4 CFM
Static pressure1.76 mmH₂O
Noise36 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Teralux FN-3900 SE 120mm PWM Case Fan”, https://vextor7.com/item/19970975 (accessed 2026-10-24).