Hardware Spec Index

Zephyra FN-3999 Pro 120mm PWM ARGB Case Fan (3-Pack)

Case Fans · Zephyra · SKU FN3999-PRO · Released 2025 · Updated 2026-10-26

Key facts

Benchmark index839 (Case Fans scale)
Category rank#15,741
Street price$29
Power3 W
Performance per dollar28.93
Released2025

Specifications

BrandZephyra
ModelZephyra FN-3999 Pro
Size120 × 120 × 25 mm
Speed300–2,200 RPM (PWM)
Airflow74.8 CFM
Static pressure2.42 mmH₂O
Noise23 dBA
BearingFluid dynamic bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-3999 Pro 120mm PWM ARGB Case Fan (3-Pack)”, https://vextor7.com/item/251684 (accessed 2026-10-26).