Hardware Spec Index

Zephyra FN-7644 Max 140mm PWM Case Fan (3-Pack)

Case Fans · Zephyra · SKU FN7644-MAX · Released 2021 · Updated 2026-10-21

Key facts

Benchmark index777 (Case Fans scale)
Category rank#16,763
Street price$19
Power3 W
Performance per dollar40.89
Released2021

Specifications

BrandZephyra
ModelZephyra FN-7644 Max
Size140 × 140 × 25 mm
Speed500–2,100 RPM (PWM)
Airflow100.8 CFM
Static pressure2.00 mmH₂O
Noise25 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-7644 Max 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/4073148 (accessed 2026-10-21).