Hardware Spec Index

Zephyra FN-6639 Core 120mm PWM ARGB Case Fan

Case Fans · Zephyra · SKU FN6639-CORE · Released 2021 · Updated 2026-10-23

Key facts

Benchmark index1,326 (Case Fans scale)
Category rank#40,609
Street price$49
Power4 W
Performance per dollar27.06
Released2021

Specifications

BrandZephyra
ModelZephyra FN-6639 Core
Size120 × 120 × 25 mm
Speed400–2,500 RPM (PWM)
Airflow85.0 CFM
Static pressure2.75 mmH₂O
Noise25 dBA
BearingMagnetic levitation
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-6639 Core 120mm PWM ARGB Case Fan”, https://vextor7.com/item/6652545 (accessed 2026-10-23).