Hardware Spec Index

Zephyra FN-3909 SE 120mm PWM ARGB Case Fan

Case Fans · Zephyra · SKU FN3909-SE · Released 2020 · Updated 2026-10-26

Key facts

Benchmark index1,215 (Case Fans scale)
Category rank#680
Street price$49
Power4 W
Performance per dollar24.80
Released2020

Specifications

BrandZephyra
ModelZephyra FN-3909 SE
Size120 × 120 × 25 mm
Speed500–3,000 RPM (PWM)
Airflow102.0 CFM
Static pressure3.30 mmH₂O
Noise30 dBA
BearingRifle bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-3909 SE 120mm PWM ARGB Case Fan”, https://vextor7.com/item/43032041 (accessed 2026-10-26).