Hardware Spec Index

Teralux FN-5991 Pro 140mm PWM ARGB Case Fan

Case Fans · Teralux · SKU FN5991-PRO · Released 2026 · Updated 2026-10-24

Key facts

Benchmark index1,339 (Case Fans scale)
Category rank#758
Street price$49
Power4 W
Performance per dollar27.33
Released2026

Specifications

BrandTeralux
ModelTeralux FN-5991 Pro
Size140 × 140 × 25 mm
Speed500–2,900 RPM (PWM)
Airflow139.2 CFM
Static pressure2.75 mmH₂O
Noise29 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-5991 Pro 140mm PWM ARGB Case Fan”, https://vextor7.com/item/99831676 (accessed 2026-10-24).