Hardware Spec Index

Teralux FN-6540 Prime 140mm PWM Case Fan

Case Fans · Teralux · SKU FN6540-PRIME · Released 2026 · Updated 2026-10-24

Key facts

Benchmark index731 (Case Fans scale)
Category rank#16,759
Street price$19
Power4 W
Performance per dollar38.47
Released2026

Specifications

BrandTeralux
ModelTeralux FN-6540 Prime
Size140 × 140 × 25 mm
Speed400–3,000 RPM (PWM)
Airflow144.0 CFM
Static pressure2.85 mmH₂O
Noise34 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Teralux FN-6540 Prime 140mm PWM Case Fan”, https://vextor7.com/item/21525193 (accessed 2026-10-24).