Hardware Spec Index

Teralux FN-3831 Pro 140mm PWM ARGB Case Fan (3-Pack)

Case Fans · Teralux · SKU FN3831-PRO · Released 2026 · Updated 2026-10-22

Key facts

Benchmark index1,195 (Case Fans scale)
Category rank#28,708
Street price$39
Power2 W
Performance per dollar30.64
Released2026

Specifications

BrandTeralux
ModelTeralux FN-3831 Pro
Size140 × 140 × 25 mm
Speed500–1,400 RPM (PWM)
Airflow67.2 CFM
Static pressure1.33 mmH₂O
Noise31 dBA
BearingRifle bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Teralux FN-3831 Pro 140mm PWM ARGB Case Fan (3-Pack)”, https://vextor7.com/item/17679162 (accessed 2026-10-22).