Hardware Spec Index

Teralux FN-5643 Ultra 140mm PWM ARGB Case Fan

Case Fans · Teralux · SKU FN5643-ULTRA · Released 2021 · Updated 2026-10-20

Key facts

Benchmark index1,331 (Case Fans scale)
Category rank#38,390
Street price$49
Power3 W
Performance per dollar27.16
Released2021

Specifications

BrandTeralux
ModelTeralux FN-5643 Ultra
Size140 × 140 × 25 mm
Speed400–2,300 RPM (PWM)
Airflow110.4 CFM
Static pressure2.19 mmH₂O
Noise26 dBA
BearingMagnetic levitation
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Teralux FN-5643 Ultra 140mm PWM ARGB Case Fan”, https://vextor7.com/item/2469729 (accessed 2026-10-20).