Hardware Spec Index

Zephyra FN-4570 Prime 140mm PWM Case Fan (3-Pack)

Case Fans · Zephyra · SKU FN4570-PRIME · Released 2021 · Updated 2026-10-21

Key facts

Benchmark index622 (Case Fans scale)
Category rank#24,567
Street price$19
Power3 W
Performance per dollar32.74
Released2021

Specifications

BrandZephyra
ModelZephyra FN-4570 Prime
Size140 × 140 × 25 mm
Speed400–2,200 RPM (PWM)
Airflow105.6 CFM
Static pressure2.09 mmH₂O
Noise36 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-4570 Prime 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/19986922 (accessed 2026-10-21).