Hardware Spec Index

Zephyra FN-5904 Prime 140mm PWM Case Fan (3-Pack)

Case Fans · Zephyra · SKU FN5904-PRIME · Released 2022 · Updated 2026-10-22

Key facts

Benchmark index404 (Case Fans scale)
Category rank#46,757
Street price$9
Power3 W
Performance per dollar44.89
Released2022

Specifications

BrandZephyra
ModelZephyra FN-5904 Prime
Size140 × 140 × 25 mm
Speed200–2,300 RPM (PWM)
Airflow110.4 CFM
Static pressure2.19 mmH₂O
Noise22 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-5904 Prime 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/3510173 (accessed 2026-10-22).