Hardware Spec Index

Zephyra FN-3947 Edge 120mm PWM Case Fan

Case Fans · Zephyra · SKU FN3947-EDGE · Released 2024 · Updated 2026-10-24

Key facts

Benchmark index576 (Case Fans scale)
Category rank#49,576
Street price$19
Power3 W
Performance per dollar30.32
Released2024

Specifications

BrandZephyra
ModelZephyra FN-3947 Edge
Size120 × 120 × 25 mm
Speed500–1,600 RPM (PWM)
Airflow54.4 CFM
Static pressure1.76 mmH₂O
Noise24 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-3947 Edge 120mm PWM Case Fan”, https://vextor7.com/item/5722951 (accessed 2026-10-24).