Hardware Spec Index

Teralux FN-3811 XT 140mm PWM Case Fan (3-Pack)

Case Fans · Teralux · SKU FN3811-XT · Released 2020 · Updated 2026-10-21

Key facts

Benchmark index446 (Case Fans scale)
Category rank#28,980
Street price$19
Power4 W
Performance per dollar23.47
Released2020

Specifications

BrandTeralux
ModelTeralux FN-3811 XT
Size140 × 140 × 25 mm
Speed400–2,700 RPM (PWM)
Airflow129.6 CFM
Static pressure2.56 mmH₂O
Noise26 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Teralux FN-3811 XT 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/2290037 (accessed 2026-10-21).