Hardware Spec Index

Teralux FN-3840 Core 120mm PWM ARGB Case Fan

Case Fans · Teralux · SKU FN3840-CORE · Released 2022 · Updated 2026-10-25

Key facts

Benchmark index1,067 (Case Fans scale)
Category rank#40,108
Street price$39
Power4 W
Performance per dollar27.36
Released2022

Specifications

BrandTeralux
ModelTeralux FN-3840 Core
Size120 × 120 × 25 mm
Speed400–2,800 RPM (PWM)
Airflow95.2 CFM
Static pressure3.08 mmH₂O
Noise28 dBA
BearingRifle bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Teralux FN-3840 Core 120mm PWM ARGB Case Fan”, https://vextor7.com/item/1491830 (accessed 2026-10-25).