Hardware Spec Index

Teralux FN-3946 Core 140mm PWM ARGB Case Fan (3-Pack)

Case Fans · Teralux · SKU FN3946-CORE · Released 2019 · Updated 2026-10-23

Key facts

Benchmark index896 (Case Fans scale)
Category rank#38,985
Street price$29
Power3 W
Performance per dollar30.90
Released2019

Specifications

BrandTeralux
ModelTeralux FN-3946 Core
Size140 × 140 × 25 mm
Speed400–1,700 RPM (PWM)
Airflow81.6 CFM
Static pressure1.61 mmH₂O
Noise36 dBA
BearingMagnetic levitation
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Teralux FN-3946 Core 140mm PWM ARGB Case Fan (3-Pack)”, https://vextor7.com/item/5164777 (accessed 2026-10-23).