Hardware Spec Index

Teralux FN-9938 Pro 140mm PWM Case Fan

Case Fans · Teralux · SKU FN9938-PRO · Released 2021 · Updated 2026-10-19

Key facts

Benchmark index260 (Case Fans scale)
Category rank#24,107
Street price$9
Power3 W
Performance per dollar28.89
Released2021

Specifications

BrandTeralux
ModelTeralux FN-9938 Pro
Size140 × 140 × 25 mm
Speed500–1,900 RPM (PWM)
Airflow91.2 CFM
Static pressure1.80 mmH₂O
Noise35 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Teralux FN-9938 Pro 140mm PWM Case Fan”, https://vextor7.com/item/7069689 (accessed 2026-10-19).