Hardware Spec Index

Zephyra FN-3966 Core 140mm PWM Case Fan (3-Pack)

Case Fans · Zephyra · SKU FN3966-CORE · Released 2023 · Updated 2026-10-21

Key facts

Benchmark index803 (Case Fans scale)
Category rank#9,601
Street price$19
Power4 W
Performance per dollar42.26
Released2023

Specifications

BrandZephyra
ModelZephyra FN-3966 Core
Size140 × 140 × 25 mm
Speed200–2,700 RPM (PWM)
Airflow129.6 CFM
Static pressure2.56 mmH₂O
Noise24 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-3966 Core 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/403343 (accessed 2026-10-21).