Hardware Spec Index

Teralux FN-4940 Pro 140mm PWM Case Fan

Case Fans · Teralux · SKU FN4940-PRO · Released 2020 · Updated 2026-10-18

Key facts

Benchmark index472 (Case Fans scale)
Category rank#41,029
Street price$19
Power3 W
Performance per dollar24.84
Released2020

Specifications

BrandTeralux
ModelTeralux FN-4940 Pro
Size140 × 140 × 25 mm
Speed200–1,800 RPM (PWM)
Airflow86.4 CFM
Static pressure1.71 mmH₂O
Noise36 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Teralux FN-4940 Pro 140mm PWM Case Fan”, https://vextor7.com/item/2004303 (accessed 2026-10-18).