Hardware Spec Index

Teralux FN-3391 Prime 120mm PWM Case Fan

Case Fans · Teralux · SKU FN3391-PRIME · Released 2019 · Updated 2026-10-26

Key facts

Benchmark index403 (Case Fans scale)
Category rank#45,286
Street price$19
Power3 W
Performance per dollar21.21
Released2019

Specifications

BrandTeralux
ModelTeralux FN-3391 Prime
Size120 × 120 × 25 mm
Speed400–1,800 RPM (PWM)
Airflow61.2 CFM
Static pressure1.98 mmH₂O
Noise24 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Teralux FN-3391 Prime 120mm PWM Case Fan”, https://vextor7.com/item/859322 (accessed 2026-10-26).