Hardware Spec Index

Zephyra FN-9640 Plus 140mm PWM Case Fan

Case Fans · Zephyra · SKU FN9640-PLUS · Released 2020 · Updated 2026-10-22

Key facts

Benchmark index751 (Case Fans scale)
Category rank#49,770
Street price$19
Power3 W
Performance per dollar39.53
Released2020

Specifications

BrandZephyra
ModelZephyra FN-9640 Plus
Size140 × 140 × 25 mm
Speed200–1,700 RPM (PWM)
Airflow81.6 CFM
Static pressure1.61 mmH₂O
Noise29 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-9640 Plus 140mm PWM Case Fan”, https://vextor7.com/item/53474093 (accessed 2026-10-22).