Hardware Spec Index

Teralux FN-3911 Pro 140mm PWM Case Fan (3-Pack)

Case Fans · Teralux · SKU FN3911-PRO · Released 2021 · Updated 2026-10-24

Key facts

Benchmark index248 (Case Fans scale)
Category rank#11,735
Street price$9
Power3 W
Performance per dollar27.56
Released2021

Specifications

BrandTeralux
ModelTeralux FN-3911 Pro
Size140 × 140 × 25 mm
Speed300–1,600 RPM (PWM)
Airflow76.8 CFM
Static pressure1.52 mmH₂O
Noise36 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Teralux FN-3911 Pro 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/20063419 (accessed 2026-10-24).