Hardware Spec Index

Zephyra FN-6658 Pro 140mm PWM ARGB Case Fan (3-Pack)

Case Fans · Zephyra · SKU FN6658-PRO · Released 2022 · Updated 2026-10-21

Key facts

Benchmark index805 (Case Fans scale)
Category rank#28,609
Street price$29
Power4 W
Performance per dollar27.76
Released2022

Specifications

BrandZephyra
ModelZephyra FN-6658 Pro
Size140 × 140 × 25 mm
Speed400–3,000 RPM (PWM)
Airflow144.0 CFM
Static pressure2.85 mmH₂O
Noise26 dBA
BearingMagnetic levitation
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-6658 Pro 140mm PWM ARGB Case Fan (3-Pack)”, https://vextor7.com/item/16765705 (accessed 2026-10-21).