Hardware Spec Index

Teralux FN-3947 Ti 120mm PWM Case Fan

Case Fans · Teralux · SKU FN3947-TI · Released 2025 · Updated 2026-10-20

Key facts

Benchmark index242 (Case Fans scale)
Category rank#36,178
Street price$9
Power3 W
Performance per dollar26.89
Released2025

Specifications

BrandTeralux
ModelTeralux FN-3947 Ti
Size120 × 120 × 25 mm
Speed200–2,200 RPM (PWM)
Airflow74.8 CFM
Static pressure2.42 mmH₂O
Noise34 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Teralux FN-3947 Ti 120mm PWM Case Fan”, https://vextor7.com/item/585803 (accessed 2026-10-20).