Hardware Spec Index

Zephyra FN-3640 Plus 120mm PWM Case Fan

Case Fans · Zephyra · SKU FN3640-PLUS · Released 2023 · Updated 2026-10-20

Key facts

Benchmark index361 (Case Fans scale)
Category rank#47,913
Street price$9
Power4 W
Performance per dollar40.11
Released2023

Specifications

BrandZephyra
ModelZephyra FN-3640 Plus
Size120 × 120 × 25 mm
Speed300–2,900 RPM (PWM)
Airflow98.6 CFM
Static pressure3.19 mmH₂O
Noise33 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-3640 Plus 120mm PWM Case Fan”, https://vextor7.com/item/6779866 (accessed 2026-10-20).