Hardware Spec Index

Zephyra FN-3946 Core 120mm PWM Case Fan

Case Fans · Zephyra · SKU FN3946-CORE · Released 2024 · Updated 2026-10-24

Key facts

Benchmark index532 (Case Fans scale)
Category rank#23,198
Street price$19
Power3 W
Performance per dollar28.00
Released2024

Specifications

BrandZephyra
ModelZephyra FN-3946 Core
Size120 × 120 × 25 mm
Speed500–1,800 RPM (PWM)
Airflow61.2 CFM
Static pressure1.98 mmH₂O
Noise34 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-3946 Core 120mm PWM Case Fan”, https://vextor7.com/item/29950705 (accessed 2026-10-24).