Hardware Spec Index

Teralux FN-4421 Prime 140mm PWM Case Fan (3-Pack)

Case Fans · Teralux · SKU FN4421-PRIME · Released 2021 · Updated 2026-10-22

Key facts

Benchmark index578 (Case Fans scale)
Category rank#18,713
Street price$19
Power3 W
Performance per dollar30.42
Released2021

Specifications

BrandTeralux
ModelTeralux FN-4421 Prime
Size140 × 140 × 25 mm
Speed500–2,400 RPM (PWM)
Airflow115.2 CFM
Static pressure2.28 mmH₂O
Noise26 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Teralux FN-4421 Prime 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/3963770 (accessed 2026-10-22).