Hardware Spec Index

Teralux FN-9840 Ti 140mm PWM ARGB Case Fan

Case Fans · Teralux · SKU FN9840-TI · Released 2024 · Updated 2026-10-22

Key facts

Benchmark index1,134 (Case Fans scale)
Category rank#21,052
Street price$39
Power3 W
Performance per dollar29.08
Released2024

Specifications

BrandTeralux
ModelTeralux FN-9840 Ti
Size140 × 140 × 25 mm
Speed500–1,500 RPM (PWM)
Airflow72.0 CFM
Static pressure1.43 mmH₂O
Noise26 dBA
BearingMagnetic levitation
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Teralux FN-9840 Ti 140mm PWM ARGB Case Fan”, https://vextor7.com/item/9729953 (accessed 2026-10-22).