Hardware Spec Index

Teralux FN-3771 XT 120mm PWM Case Fan

Case Fans · Teralux · SKU FN3771-XT · Released 2021 · Updated 2026-10-25

Key facts

Benchmark index413 (Case Fans scale)
Category rank#36,447
Street price$19
Power3 W
Performance per dollar21.74
Released2021

Specifications

BrandTeralux
ModelTeralux FN-3771 XT
Size120 × 120 × 25 mm
Speed300–2,200 RPM (PWM)
Airflow74.8 CFM
Static pressure2.42 mmH₂O
Noise31 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Teralux FN-3771 XT 120mm PWM Case Fan”, https://vextor7.com/item/19836736 (accessed 2026-10-25).