Hardware Spec Index

Zephyra FN-4389 Prime 140mm PWM ARGB Case Fan

Case Fans · Zephyra · SKU FN4389-PRIME · Released 2019 · Updated 2026-10-26

Key facts

Benchmark index870 (Case Fans scale)
Category rank#12,258
Street price$29
Power3 W
Performance per dollar30.00
Released2019

Specifications

BrandZephyra
ModelZephyra FN-4389 Prime
Size140 × 140 × 25 mm
Speed300–2,300 RPM (PWM)
Airflow110.4 CFM
Static pressure2.19 mmH₂O
Noise23 dBA
BearingMagnetic levitation
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-4389 Prime 140mm PWM ARGB Case Fan”, https://vextor7.com/item/4797203 (accessed 2026-10-26).