Hardware Spec Index

Teralux FN-3940 Max 120mm PWM Case Fan

Case Fans · Teralux · SKU FN3940-MAX · Released 2020 · Updated 2026-10-21

Key facts

Benchmark index394 (Case Fans scale)
Category rank#18,045
Street price$9
Power3 W
Performance per dollar43.78
Released2020

Specifications

BrandTeralux
ModelTeralux FN-3940 Max
Size120 × 120 × 25 mm
Speed300–2,200 RPM (PWM)
Airflow74.8 CFM
Static pressure2.42 mmH₂O
Noise27 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Teralux FN-3940 Max 120mm PWM Case Fan”, https://vextor7.com/item/3373077 (accessed 2026-10-21).