Hardware Spec Index

Teralux FN-3909 Plus 120mm PWM ARGB Case Fan

Case Fans · Teralux · SKU FN3909-PLUS · Released 2021 · Updated 2026-10-21

Key facts

Benchmark index984 (Case Fans scale)
Category rank#2,205
Street price$29
Power3 W
Performance per dollar33.93
Released2021

Specifications

BrandTeralux
ModelTeralux FN-3909 Plus
Size120 × 120 × 25 mm
Speed300–2,000 RPM (PWM)
Airflow68.0 CFM
Static pressure2.20 mmH₂O
Noise25 dBA
BearingMagnetic levitation
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Teralux FN-3909 Plus 120mm PWM ARGB Case Fan”, https://vextor7.com/item/6858488 (accessed 2026-10-21).