Hardware Spec Index

Zephyra FN-3909 Plus 120mm PWM ARGB Case Fan (3-Pack)

Case Fans · Zephyra · SKU FN3909-PLUS · Released 2021 · Updated 2026-10-25

Key facts

Benchmark index1,000 (Case Fans scale)
Category rank#5,549
Street price$29
Power3 W
Performance per dollar34.48
Released2021

Specifications

BrandZephyra
ModelZephyra FN-3909 Plus
Size120 × 120 × 25 mm
Speed500–2,200 RPM (PWM)
Airflow74.8 CFM
Static pressure2.42 mmH₂O
Noise30 dBA
BearingRifle bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-3909 Plus 120mm PWM ARGB Case Fan (3-Pack)”, https://vextor7.com/item/35300415 (accessed 2026-10-25).