Hardware Spec Index

Zephyra FN-4644 Pro 140mm PWM ARGB Case Fan (3-Pack)

Case Fans · Zephyra · SKU FN4644-PRO · Released 2025 · Updated 2026-10-25

Key facts

Benchmark index789 (Case Fans scale)
Category rank#43,449
Street price$29
Power4 W
Performance per dollar27.21
Released2025

Specifications

BrandZephyra
ModelZephyra FN-4644 Pro
Size140 × 140 × 25 mm
Speed500–2,900 RPM (PWM)
Airflow139.2 CFM
Static pressure2.75 mmH₂O
Noise24 dBA
BearingRifle bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-4644 Pro 140mm PWM ARGB Case Fan (3-Pack)”, https://vextor7.com/item/95526773 (accessed 2026-10-25).