Hardware Spec Index

Zephyra FN-3904 SE 120mm PWM Case Fan (3-Pack)

Case Fans · Zephyra · SKU FN3904-SE · Released 2026 · Updated 2026-10-19

Key facts

Benchmark index349 (Case Fans scale)
Category rank#27,630
Street price$9
Power3 W
Performance per dollar38.78
Released2026

Specifications

BrandZephyra
ModelZephyra FN-3904 SE
Size120 × 120 × 25 mm
Speed500–1,900 RPM (PWM)
Airflow64.6 CFM
Static pressure2.09 mmH₂O
Noise33 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-3904 SE 120mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/41677673 (accessed 2026-10-19).