Hardware Spec Index

Teralux FN-9646 Ultra 140mm PWM Case Fan

Case Fans · Teralux · SKU FN9646-ULTRA · Released 2019 · Updated 2026-10-26

Key facts

Benchmark index638 (Case Fans scale)
Category rank#44,530
Street price$19
Power4 W
Performance per dollar33.58
Released2019

Specifications

BrandTeralux
ModelTeralux FN-9646 Ultra
Size140 × 140 × 25 mm
Speed400–2,600 RPM (PWM)
Airflow124.8 CFM
Static pressure2.47 mmH₂O
Noise26 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Teralux FN-9646 Ultra 140mm PWM Case Fan”, https://vextor7.com/item/82324537 (accessed 2026-10-26).