Hardware Spec Index

Teralux FN-4947 Max 140mm PWM Case Fan

Case Fans · Teralux · SKU FN4947-MAX · Released 2021 · Updated 2026-10-21

Key facts

Benchmark index576 (Case Fans scale)
Category rank#27,078
Street price$19
Power4 W
Performance per dollar30.32
Released2021

Specifications

BrandTeralux
ModelTeralux FN-4947 Max
Size140 × 140 × 25 mm
Speed500–2,900 RPM (PWM)
Airflow139.2 CFM
Static pressure2.75 mmH₂O
Noise22 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Teralux FN-4947 Max 140mm PWM Case Fan”, https://vextor7.com/item/4648459 (accessed 2026-10-21).