Hardware Spec Index

Teralux FN-3491 XT 140mm PWM ARGB Case Fan (3-Pack)

Case Fans · Teralux · SKU FN3491-XT · Released 2021 · Updated 2026-10-25

Key facts

Benchmark index1,262 (Case Fans scale)
Category rank#8,857
Street price$49
Power3 W
Performance per dollar25.76
Released2021

Specifications

BrandTeralux
ModelTeralux FN-3491 XT
Size140 × 140 × 25 mm
Speed200–2,300 RPM (PWM)
Airflow110.4 CFM
Static pressure2.19 mmH₂O
Noise23 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-3491 XT 140mm PWM ARGB Case Fan (3-Pack)”, https://vextor7.com/item/91053423 (accessed 2026-10-25).