Hardware Spec Index

Zephyra FN-3850 Pro 120mm PWM Case Fan

Case Fans · Zephyra · SKU FN3850-PRO · Released 2020 · Updated 2026-10-23

Key facts

Benchmark index722 (Case Fans scale)
Category rank#5,099
Street price$19
Power4 W
Performance per dollar38.00
Released2020

Specifications

BrandZephyra
ModelZephyra FN-3850 Pro
Size120 × 120 × 25 mm
Speed400–2,800 RPM (PWM)
Airflow95.2 CFM
Static pressure3.08 mmH₂O
Noise30 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-3850 Pro 120mm PWM Case Fan”, https://vextor7.com/item/69018756 (accessed 2026-10-23).