Hardware Spec Index

Teralux FN-3966 Pro 120mm PWM Case Fan (3-Pack)

Case Fans · Teralux · SKU FN3966-PRO · Released 2020 · Updated 2026-10-20

Key facts

Benchmark index337 (Case Fans scale)
Category rank#11,133
Street price$9
Power3 W
Performance per dollar37.44
Released2020

Specifications

BrandTeralux
ModelTeralux FN-3966 Pro
Size120 × 120 × 25 mm
Speed200–1,800 RPM (PWM)
Airflow61.2 CFM
Static pressure1.98 mmH₂O
Noise29 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Teralux FN-3966 Pro 120mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/9526469 (accessed 2026-10-20).