Hardware Spec Index

Zephyra FN-4656 Ultra 140mm PWM ARGB Case Fan

Case Fans · Zephyra · SKU FN4656-ULTRA · Released 2025 · Updated 2026-10-25

Key facts

Benchmark index809 (Case Fans scale)
Category rank#29,051
Street price$29
Power3 W
Performance per dollar27.90
Released2025

Specifications

BrandZephyra
ModelZephyra FN-4656 Ultra
Size140 × 140 × 25 mm
Speed400–2,300 RPM (PWM)
Airflow110.4 CFM
Static pressure2.19 mmH₂O
Noise34 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-4656 Ultra 140mm PWM ARGB Case Fan”, https://vextor7.com/item/82320895 (accessed 2026-10-25).