Hardware Spec Index

Zephyra FN-3945 SE 120mm PWM Case Fan

Case Fans · Zephyra · SKU FN3945-SE · Released 2022 · Updated 2026-10-20

Key facts

Benchmark index646 (Case Fans scale)
Category rank#13,242
Street price$19
Power3 W
Performance per dollar34.00
Released2022

Specifications

BrandZephyra
ModelZephyra FN-3945 SE
Size120 × 120 × 25 mm
Speed200–1,900 RPM (PWM)
Airflow64.6 CFM
Static pressure2.09 mmH₂O
Noise34 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-3945 SE 120mm PWM Case Fan”, https://vextor7.com/item/20059868 (accessed 2026-10-20).