Hardware Spec Index

Teralux FN-5521 Ultra 140mm PWM Case Fan

Case Fans · Teralux · SKU FN5521-ULTRA · Released 2024 · Updated 2026-10-26

Key facts

Benchmark index314 (Case Fans scale)
Category rank#39,045
Street price$9
Power3 W
Performance per dollar34.89
Released2024

Specifications

BrandTeralux
ModelTeralux FN-5521 Ultra
Size140 × 140 × 25 mm
Speed500–2,000 RPM (PWM)
Airflow96.0 CFM
Static pressure1.90 mmH₂O
Noise35 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Teralux FN-5521 Ultra 140mm PWM Case Fan”, https://vextor7.com/item/89450290 (accessed 2026-10-26).