Hardware Spec Index

Teralux FN-3981 Max 120mm PWM Case Fan

Case Fans · Teralux · SKU FN3981-MAX · Released 2023 · Updated 2026-10-22

Key facts

Benchmark index415 (Case Fans scale)
Category rank#45,701
Street price$19
Power3 W
Performance per dollar21.84
Released2023

Specifications

BrandTeralux
ModelTeralux FN-3981 Max
Size120 × 120 × 25 mm
Speed500–2,400 RPM (PWM)
Airflow81.6 CFM
Static pressure2.64 mmH₂O
Noise34 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Teralux FN-3981 Max 120mm PWM Case Fan”, https://vextor7.com/item/4053652 (accessed 2026-10-22).