Hardware Spec Index

Zephyra FN-3640 Core 120mm PWM Case Fan (3-Pack)

Case Fans · Zephyra · SKU FN3640-CORE · Released 2026 · Updated 2026-10-24

Key facts

Benchmark index450 (Case Fans scale)
Category rank#15,721
Street price$19
Power3 W
Performance per dollar23.68
Released2026

Specifications

BrandZephyra
ModelZephyra FN-3640 Core
Size120 × 120 × 25 mm
Speed200–2,100 RPM (PWM)
Airflow71.4 CFM
Static pressure2.31 mmH₂O
Noise30 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-3640 Core 120mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/1889677 (accessed 2026-10-24).