Hardware Spec Index

Zephyra FN-5640 Core 140mm PWM ARGB Case Fan

Case Fans · Zephyra · SKU FN5640-CORE · Released 2022 · Updated 2026-10-26

Key facts

Benchmark index1,340 (Case Fans scale)
Category rank#12,538
Street price$49
Power4 W
Performance per dollar27.35
Released2022

Specifications

BrandZephyra
ModelZephyra FN-5640 Core
Size140 × 140 × 25 mm
Speed300–2,900 RPM (PWM)
Airflow139.2 CFM
Static pressure2.75 mmH₂O
Noise22 dBA
BearingMagnetic levitation
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-5640 Core 140mm PWM ARGB Case Fan”, https://vextor7.com/item/99348418 (accessed 2026-10-26).