Hardware Spec Index

Zephyra FN-6391 Pro 120mm PWM ARGB Case Fan

Case Fans · Zephyra · SKU FN6391-PRO · Released 2022 · Updated 2026-10-26

Key facts

Benchmark index997 (Case Fans scale)
Category rank#3,199
Street price$29
Power4 W
Performance per dollar34.38
Released2022

Specifications

BrandZephyra
ModelZephyra FN-6391 Pro
Size120 × 120 × 25 mm
Speed400–2,500 RPM (PWM)
Airflow85.0 CFM
Static pressure2.75 mmH₂O
Noise22 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-6391 Pro 120mm PWM ARGB Case Fan”, https://vextor7.com/item/32390895 (accessed 2026-10-26).