Hardware Spec Index

Zephyra FN-3905 Prime 140mm PWM ARGB Case Fan (3-Pack)

Case Fans · Zephyra · SKU FN3905-PRIME · Released 2019 · Updated 2026-10-24

Key facts

Benchmark index1,400 (Case Fans scale)
Category rank#12,218
Street price$49
Power4 W
Performance per dollar28.57
Released2019

Specifications

BrandZephyra
ModelZephyra FN-3905 Prime
Size140 × 140 × 25 mm
Speed200–2,700 RPM (PWM)
Airflow129.6 CFM
Static pressure2.56 mmH₂O
Noise33 dBA
BearingFluid dynamic bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-3905 Prime 140mm PWM ARGB Case Fan (3-Pack)”, https://vextor7.com/item/6589619 (accessed 2026-10-24).