Hardware Spec Index

Teralux FN-2831 Ultra 140mm PWM ARGB Case Fan (3-Pack)

Case Fans · Teralux · SKU FN2831-ULTRA · Released 2020 · Updated 2026-10-20

Key facts

Benchmark index1,018 (Case Fans scale)
Category rank#3,767
Street price$39
Power4 W
Performance per dollar26.10
Released2020

Specifications

BrandTeralux
ModelTeralux FN-2831 Ultra
Size140 × 140 × 25 mm
Speed500–3,000 RPM (PWM)
Airflow144.0 CFM
Static pressure2.85 mmH₂O
Noise22 dBA
BearingRifle bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Teralux FN-2831 Ultra 140mm PWM ARGB Case Fan (3-Pack)”, https://vextor7.com/item/9484355 (accessed 2026-10-20).