Hardware Spec Index

Teralux FN-3908 Ultra 120mm PWM Case Fan

Case Fans · Teralux · SKU FN3908-ULTRA · Released 2021 · Updated 2026-10-21

Key facts

Benchmark index260 (Case Fans scale)
Category rank#17,371
Street price$9
Power3 W
Performance per dollar28.89
Released2021

Specifications

BrandTeralux
ModelTeralux FN-3908 Ultra
Size120 × 120 × 25 mm
Speed500–2,200 RPM (PWM)
Airflow74.8 CFM
Static pressure2.42 mmH₂O
Noise35 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Teralux FN-3908 Ultra 120mm PWM Case Fan”, https://vextor7.com/item/46981086 (accessed 2026-10-21).