Hardware Spec Index

Teralux FN-4091 SE 120mm PWM ARGB Case Fan

Case Fans · Teralux · SKU FN4091-SE · Released 2020 · Updated 2026-10-19

Key facts

Benchmark index886 (Case Fans scale)
Category rank#39,873
Street price$29
Power4 W
Performance per dollar30.55
Released2020

Specifications

BrandTeralux
ModelTeralux FN-4091 SE
Size120 × 120 × 25 mm
Speed500–2,600 RPM (PWM)
Airflow88.4 CFM
Static pressure2.86 mmH₂O
Noise31 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-4091 SE 120mm PWM ARGB Case Fan”, https://vextor7.com/item/9730263 (accessed 2026-10-19).