Hardware Spec Index

Teralux FN-7840 SE 140mm PWM ARGB Case Fan

Case Fans · Teralux · SKU FN7840-SE · Released 2024 · Updated 2026-10-21

Key facts

Benchmark index1,363 (Case Fans scale)
Category rank#32,918
Street price$49
Power3 W
Performance per dollar27.82
Released2024

Specifications

BrandTeralux
ModelTeralux FN-7840 SE
Size140 × 140 × 25 mm
Speed500–1,500 RPM (PWM)
Airflow72.0 CFM
Static pressure1.43 mmH₂O
Noise35 dBA
BearingRifle 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 SE 140mm PWM ARGB Case Fan”, https://vextor7.com/item/83670459 (accessed 2026-10-21).