Hardware Spec Index

Teralux FN-3949 Prime 120mm PWM Case Fan (3-Pack)

Case Fans · Teralux · SKU FN3949-PRIME · Released 2021 · Updated 2026-10-24

Key facts

Benchmark index348 (Case Fans scale)
Category rank#6,720
Street price$9
Power3 W
Performance per dollar38.67
Released2021

Specifications

BrandTeralux
ModelTeralux FN-3949 Prime
Size120 × 120 × 25 mm
Speed500–1,700 RPM (PWM)
Airflow57.8 CFM
Static pressure1.87 mmH₂O
Noise26 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Teralux FN-3949 Prime 120mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/32324700 (accessed 2026-10-24).