Hardware Spec Index

Zephyra FN-4389 Prime 120mm PWM Case Fan

Case Fans · Zephyra · SKU FN4389-PRIME · Released 2023 · Updated 2026-10-18

Key facts

Benchmark index253 (Case Fans scale)
Category rank#13,319
Street price$9
Power3 W
Performance per dollar28.11
Released2023

Specifications

BrandZephyra
ModelZephyra FN-4389 Prime
Size120 × 120 × 25 mm
Speed500–2,400 RPM (PWM)
Airflow81.6 CFM
Static pressure2.64 mmH₂O
Noise23 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-4389 Prime 120mm PWM Case Fan”, https://vextor7.com/item/4374401 (accessed 2026-10-18).