Hardware Spec Index

Teralux FN-3854 Ultra 120mm PWM Case Fan

Case Fans · Teralux · SKU FN3854-ULTRA · Released 2026 · Updated 2026-10-25

Key facts

Benchmark index451 (Case Fans scale)
Category rank#30,804
Street price$19
Power3 W
Performance per dollar23.74
Released2026

Specifications

BrandTeralux
ModelTeralux FN-3854 Ultra
Size120 × 120 × 25 mm
Speed300–2,100 RPM (PWM)
Airflow71.4 CFM
Static pressure2.31 mmH₂O
Noise36 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Teralux FN-3854 Ultra 120mm PWM Case Fan”, https://vextor7.com/item/2953374 (accessed 2026-10-25).