Hardware Spec Index

Teralux FN-3947 Max 140mm PWM ARGB Case Fan

Case Fans · Teralux · SKU FN3947-MAX · Released 2021 · Updated 2026-10-19

Key facts

Benchmark index790 (Case Fans scale)
Category rank#37,105
Street price$29
Power3 W
Performance per dollar27.24
Released2021

Specifications

BrandTeralux
ModelTeralux FN-3947 Max
Size140 × 140 × 25 mm
Speed200–1,800 RPM (PWM)
Airflow86.4 CFM
Static pressure1.71 mmH₂O
Noise24 dBA
BearingRifle bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Teralux FN-3947 Max 140mm PWM ARGB Case Fan”, https://vextor7.com/item/10000901 (accessed 2026-10-19).