Hardware Spec Index

Teralux FN-3861 Core 140mm PWM ARGB Case Fan

Case Fans · Teralux · SKU FN3861-CORE · Released 2021 · Updated 2026-10-19

Key facts

Benchmark index891 (Case Fans scale)
Category rank#4,051
Street price$29
Power4 W
Performance per dollar30.72
Released2021

Specifications

BrandTeralux
ModelTeralux FN-3861 Core
Size140 × 140 × 25 mm
Speed200–3,000 RPM (PWM)
Airflow144.0 CFM
Static pressure2.85 mmH₂O
Noise32 dBA
BearingMagnetic levitation
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Teralux FN-3861 Core 140mm PWM ARGB Case Fan”, https://vextor7.com/item/89175973 (accessed 2026-10-19).