Hardware Spec Index

Teralux FN-3691 XT 120mm PWM Case Fan (3-Pack)

Case Fans · Teralux · SKU FN3691-XT · Released 2019 · Updated 2026-10-25

Key facts

Benchmark index496 (Case Fans scale)
Category rank#4,172
Street price$19
Power4 W
Performance per dollar26.11
Released2019

Specifications

BrandTeralux
ModelTeralux FN-3691 XT
Size120 × 120 × 25 mm
Speed200–2,900 RPM (PWM)
Airflow98.6 CFM
Static pressure3.19 mmH₂O
Noise25 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Teralux FN-3691 XT 120mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/6153129 (accessed 2026-10-25).