Hardware Spec Index

Teralux FN-3478 Ultra 140mm PWM Case Fan

Case Fans · Teralux · SKU FN3478-ULTRA · Released 2020 · Updated 2026-10-22

Key facts

Benchmark index516 (Case Fans scale)
Category rank#42,891
Street price$19
Power4 W
Performance per dollar27.16
Released2020

Specifications

BrandTeralux
ModelTeralux FN-3478 Ultra
Size140 × 140 × 25 mm
Speed500–2,600 RPM (PWM)
Airflow124.8 CFM
Static pressure2.47 mmH₂O
Noise22 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Teralux FN-3478 Ultra 140mm PWM Case Fan”, https://vextor7.com/item/62817977 (accessed 2026-10-22).