Hardware Spec Index

Teralux FN-9840 Core 140mm PWM Case Fan

Case Fans · Teralux · SKU FN9840-CORE · Released 2026 · Updated 2026-10-19

Key facts

Benchmark index766 (Case Fans scale)
Category rank#14,605
Street price$19
Power4 W
Performance per dollar40.32
Released2026

Specifications

BrandTeralux
ModelTeralux FN-9840 Core
Size140 × 140 × 25 mm
Speed500–2,800 RPM (PWM)
Airflow134.4 CFM
Static pressure2.66 mmH₂O
Noise36 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Teralux FN-9840 Core 140mm PWM Case Fan”, https://vextor7.com/item/3691923 (accessed 2026-10-19).