Hardware Spec Index

Teralux FN-7840 Core 120mm PWM ARGB Case Fan (3-Pack)

Case Fans · Teralux · SKU FN7840-CORE · Released 2023 · Updated 2026-10-19

Key facts

Benchmark index1,400 (Case Fans scale)
Category rank#45,481
Street price$49
Power4 W
Performance per dollar28.57
Released2023

Specifications

BrandTeralux
ModelTeralux FN-7840 Core
Size120 × 120 × 25 mm
Speed500–2,500 RPM (PWM)
Airflow85.0 CFM
Static pressure2.75 mmH₂O
Noise34 dBA
BearingFluid dynamic bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Teralux FN-7840 Core 120mm PWM ARGB Case Fan (3-Pack)”, https://vextor7.com/item/5000852 (accessed 2026-10-19).