Hardware Spec Index

Teralux FN-3858 Plus 140mm PWM Case Fan

Case Fans · Teralux · SKU FN3858-PLUS · Released 2025 · Updated 2026-10-19

Key facts

Benchmark index504 (Case Fans scale)
Category rank#3,587
Street price$19
Power4 W
Performance per dollar26.53
Released2025

Specifications

BrandTeralux
ModelTeralux FN-3858 Plus
Size140 × 140 × 25 mm
Speed500–2,900 RPM (PWM)
Airflow139.2 CFM
Static pressure2.75 mmH₂O
Noise30 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Teralux FN-3858 Plus 140mm PWM Case Fan”, https://vextor7.com/item/80241305 (accessed 2026-10-19).