Hardware Spec Index

Teralux FN-9971 XT 140mm PWM Case Fan

Case Fans · Teralux · SKU FN9971-XT · Released 2023 · Updated 2026-10-22

Key facts

Benchmark index535 (Case Fans scale)
Category rank#30,822
Street price$19
Power4 W
Performance per dollar28.16
Released2023

Specifications

BrandTeralux
ModelTeralux FN-9971 XT
Size140 × 140 × 25 mm
Speed500–2,700 RPM (PWM)
Airflow129.6 CFM
Static pressure2.56 mmH₂O
Noise22 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Teralux FN-9971 XT 140mm PWM Case Fan”, https://vextor7.com/item/15467786 (accessed 2026-10-22).