Hardware Spec Index

Teralux FN-3989 SE 120mm PWM Case Fan (3-Pack)

Case Fans · Teralux · SKU FN3989-SE · Released 2026 · Updated 2026-10-22

Key facts

Benchmark index584 (Case Fans scale)
Category rank#32,717
Street price$19
Power3 W
Performance per dollar30.74
Released2026

Specifications

BrandTeralux
ModelTeralux FN-3989 SE
Size120 × 120 × 25 mm
Speed300–1,900 RPM (PWM)
Airflow64.6 CFM
Static pressure2.09 mmH₂O
Noise32 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Teralux FN-3989 SE 120mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/30456470 (accessed 2026-10-22).