Hardware Spec Index

Zephyra FN-4643 Pro 140mm PWM ARGB Case Fan (3-Pack)

Case Fans · Zephyra · SKU FN4643-PRO · Released 2021 · Updated 2026-10-20

Key facts

Benchmark index867 (Case Fans scale)
Category rank#3,185
Street price$29
Power3 W
Performance per dollar29.90
Released2021

Specifications

BrandZephyra
ModelZephyra FN-4643 Pro
Size140 × 140 × 25 mm
Speed500–1,800 RPM (PWM)
Airflow86.4 CFM
Static pressure1.71 mmH₂O
Noise32 dBA
BearingRifle bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-4643 Pro 140mm PWM ARGB Case Fan (3-Pack)”, https://vextor7.com/item/4493625 (accessed 2026-10-20).