Hardware Spec Index

Zephyra FN-3847 Pro 120mm PWM Case Fan

Case Fans · Zephyra · SKU FN3847-PRO · Released 2024 · Updated 2026-10-18

Key facts

Benchmark index467 (Case Fans scale)
Category rank#25,324
Street price$19
Power3 W
Performance per dollar24.58
Released2024

Specifications

BrandZephyra
ModelZephyra FN-3847 Pro
Size120 × 120 × 25 mm
Speed200–1,700 RPM (PWM)
Airflow57.8 CFM
Static pressure1.87 mmH₂O
Noise27 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-3847 Pro 120mm PWM Case Fan”, https://vextor7.com/item/607356 (accessed 2026-10-18).