Hardware Spec Index

Teralux FN-3981 Max 120mm PWM Case Fan

Case Fans · Teralux · SKU FN3981-MAX · Released 2023 · Updated 2026-10-20

Key facts

Benchmark index236 (Case Fans scale)
Category rank#10,180
Street price$9
Power4 W
Performance per dollar26.22
Released2023

Specifications

BrandTeralux
ModelTeralux FN-3981 Max
Size120 × 120 × 25 mm
Speed200–3,000 RPM (PWM)
Airflow102.0 CFM
Static pressure3.30 mmH₂O
Noise34 dBA
BearingFluid dynamic 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/30009433 (accessed 2026-10-20).