Hardware Spec Index

Teralux FN-6840 XT 140mm PWM ARGB Case Fan

Case Fans · Teralux · SKU FN6840-XT · Released 2024 · Updated 2026-10-26

Key facts

Benchmark index971 (Case Fans scale)
Category rank#7,239
Street price$29
Power4 W
Performance per dollar33.48
Released2024

Specifications

BrandTeralux
ModelTeralux FN-6840 XT
Size140 × 140 × 25 mm
Speed200–2,500 RPM (PWM)
Airflow120.0 CFM
Static pressure2.38 mmH₂O
Noise26 dBA
BearingFluid dynamic bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Teralux FN-6840 XT 140mm PWM ARGB Case Fan”, https://vextor7.com/item/2594409 (accessed 2026-10-26).