Hardware Spec Index

Teralux FN-4581 Prime 120mm PWM Case Fan

Case Fans · Teralux · SKU FN4581-PRIME · Released 2025 · Updated 2026-10-21

Key facts

Benchmark index569 (Case Fans scale)
Category rank#35,667
Street price$19
Power4 W
Performance per dollar29.95
Released2025

Specifications

BrandTeralux
ModelTeralux FN-4581 Prime
Size120 × 120 × 25 mm
Speed300–2,700 RPM (PWM)
Airflow91.8 CFM
Static pressure2.97 mmH₂O
Noise34 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Teralux FN-4581 Prime 120mm PWM Case Fan”, https://vextor7.com/item/18179079 (accessed 2026-10-21).