Hardware Spec Index

Zephyra FN-4650 Pro 140mm PWM Case Fan (3-Pack)

Case Fans · Zephyra · SKU FN4650-PRO · Released 2020 · Updated 2026-10-20

Key facts

Benchmark index275 (Case Fans scale)
Category rank#49,096
Street price$9
Power4 W
Performance per dollar30.56
Released2020

Specifications

BrandZephyra
ModelZephyra FN-4650 Pro
Size140 × 140 × 25 mm
Speed200–2,600 RPM (PWM)
Airflow124.8 CFM
Static pressure2.47 mmH₂O
Noise32 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-4650 Pro 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/3923822 (accessed 2026-10-20).