Hardware Spec Index

Zephyra FN-4644 Max 140mm PWM Case Fan

Case Fans · Zephyra · SKU FN4644-MAX · Released 2023 · Updated 2026-10-25

Key facts

Benchmark index405 (Case Fans scale)
Category rank#14,229
Street price$9
Power4 W
Performance per dollar45.00
Released2023

Specifications

BrandZephyra
ModelZephyra FN-4644 Max
Size140 × 140 × 25 mm
Speed400–2,900 RPM (PWM)
Airflow139.2 CFM
Static pressure2.75 mmH₂O
Noise22 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-4644 Max 140mm PWM Case Fan”, https://vextor7.com/item/5325035 (accessed 2026-10-25).