Hardware Spec Index

Teralux FN-9558 Ultra 140mm PWM Case Fan (3-Pack)

Case Fans · Teralux · SKU FN9558-ULTRA · Released 2022 · Updated 2026-10-22

Key facts

Benchmark index352 (Case Fans scale)
Category rank#5,177
Street price$9
Power3 W
Performance per dollar39.11
Released2022

Specifications

BrandTeralux
ModelTeralux FN-9558 Ultra
Size140 × 140 × 25 mm
Speed300–2,100 RPM (PWM)
Airflow100.8 CFM
Static pressure2.00 mmH₂O
Noise25 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Teralux FN-9558 Ultra 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/93031842 (accessed 2026-10-22).