Hardware Spec Index

Teralux FN-4521 Ultra 140mm PWM Case Fan

Case Fans · Teralux · SKU FN4521-ULTRA · Released 2025 · Updated 2026-10-23

Key facts

Benchmark index662 (Case Fans scale)
Category rank#34,868
Street price$19
Power4 W
Performance per dollar34.84
Released2025

Specifications

BrandTeralux
ModelTeralux FN-4521 Ultra
Size140 × 140 × 25 mm
Speed200–2,700 RPM (PWM)
Airflow129.6 CFM
Static pressure2.56 mmH₂O
Noise22 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Teralux FN-4521 Ultra 140mm PWM Case Fan”, https://vextor7.com/item/222592 (accessed 2026-10-23).