Hardware Spec Index

Teralux FN-6840 Core 140mm PWM ARGB Case Fan

Case Fans · Teralux · SKU FN6840-CORE · Released 2022 · Updated 2026-10-24

Key facts

Benchmark index839 (Case Fans scale)
Category rank#26,608
Street price$29
Power4 W
Performance per dollar28.93
Released2022

Specifications

BrandTeralux
ModelTeralux FN-6840 Core
Size140 × 140 × 25 mm
Speed300–2,500 RPM (PWM)
Airflow120.0 CFM
Static pressure2.38 mmH₂O
Noise34 dBA
BearingMagnetic levitation
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Teralux FN-6840 Core 140mm PWM ARGB Case Fan”, https://vextor7.com/item/1484555 (accessed 2026-10-24).