Hardware Spec Index

Zephyra FN-4656 Pro 140mm PWM Case Fan (3-Pack)

Case Fans · Zephyra · SKU FN4656-PRO · Released 2019 · Updated 2026-10-22

Key facts

Benchmark index593 (Case Fans scale)
Category rank#21,404
Street price$19
Power3 W
Performance per dollar31.21
Released2019

Specifications

BrandZephyra
ModelZephyra FN-4656 Pro
Size140 × 140 × 25 mm
Speed300–2,100 RPM (PWM)
Airflow100.8 CFM
Static pressure2.00 mmH₂O
Noise24 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-4656 Pro 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/82944464 (accessed 2026-10-22).