Hardware Spec Index

Teralux FN-4091 Prime 140mm PWM ARGB Case Fan

Case Fans · Teralux · SKU FN4091-PRIME · Released 2025 · Updated 2026-10-21

Key facts

Benchmark index1,000 (Case Fans scale)
Category rank#35,566
Street price$39
Power2 W
Performance per dollar25.64
Released2025

Specifications

BrandTeralux
ModelTeralux FN-4091 Prime
Size140 × 140 × 25 mm
Speed300–1,400 RPM (PWM)
Airflow67.2 CFM
Static pressure1.33 mmH₂O
Noise22 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-4091 Prime 140mm PWM ARGB Case Fan”, https://vextor7.com/item/8499124 (accessed 2026-10-21).