Hardware Spec Index

Teralux FN-4991 SE 140mm PWM ARGB Case Fan

Case Fans · Teralux · SKU FN4991-SE · Released 2025 · Updated 2026-10-22

Key facts

Benchmark index1,032 (Case Fans scale)
Category rank#21,438
Street price$29
Power3 W
Performance per dollar35.59
Released2025

Specifications

BrandTeralux
ModelTeralux FN-4991 SE
Size140 × 140 × 25 mm
Speed500–2,400 RPM (PWM)
Airflow115.2 CFM
Static pressure2.28 mmH₂O
Noise33 dBA
BearingFluid dynamic bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Teralux FN-4991 SE 140mm PWM ARGB Case Fan”, https://vextor7.com/item/94891467 (accessed 2026-10-22).