Hardware Spec Index

Teralux FN-4578 Ultra 120mm PWM Case Fan

Case Fans · Teralux · SKU FN4578-ULTRA · Released 2025 · Updated 2026-10-18

Key facts

Benchmark index259 (Case Fans scale)
Category rank#45,977
Street price$9
Power2 W
Performance per dollar28.78
Released2025

Specifications

BrandTeralux
ModelTeralux FN-4578 Ultra
Size120 × 120 × 25 mm
Speed300–1,400 RPM (PWM)
Airflow47.6 CFM
Static pressure1.54 mmH₂O
Noise23 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Teralux FN-4578 Ultra 120mm PWM Case Fan”, https://vextor7.com/item/83171115 (accessed 2026-10-18).