Hardware Spec Index

Zephyra FN-3847 Pro 120mm PWM ARGB Case Fan (3-Pack)

Case Fans · Zephyra · SKU FN3847-PRO · Released 2024 · Updated 2026-10-25

Key facts

Benchmark index1,218 (Case Fans scale)
Category rank#35,769
Street price$39
Power4 W
Performance per dollar31.23
Released2024

Specifications

BrandZephyra
ModelZephyra FN-3847 Pro
Size120 × 120 × 25 mm
Speed400–2,600 RPM (PWM)
Airflow88.4 CFM
Static pressure2.86 mmH₂O
Noise22 dBA
BearingMagnetic levitation
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-3847 Pro 120mm PWM ARGB Case Fan (3-Pack)”, https://vextor7.com/item/46066478 (accessed 2026-10-25).