Hardware Spec Index

Teralux FN-4391 Plus 120mm PWM ARGB Case Fan

Case Fans · Teralux · SKU FN4391-PLUS · Released 2026 · Updated 2026-10-20

Key facts

Benchmark index1,128 (Case Fans scale)
Category rank#10,931
Street price$39
Power3 W
Performance per dollar28.92
Released2026

Specifications

BrandTeralux
ModelTeralux FN-4391 Plus
Size120 × 120 × 25 mm
Speed500–1,600 RPM (PWM)
Airflow54.4 CFM
Static pressure1.76 mmH₂O
Noise26 dBA
BearingRifle bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Teralux FN-4391 Plus 120mm PWM ARGB Case Fan”, https://vextor7.com/item/20175149 (accessed 2026-10-20).