Hardware Spec Index

Zephyra FN-3997 Core 120mm PWM ARGB Case Fan

Case Fans · Zephyra · SKU FN3997-CORE · Released 2025 · Updated 2026-10-26

Key facts

Benchmark index1,030 (Case Fans scale)
Category rank#20,816
Street price$39
Power2 W
Performance per dollar26.41
Released2025

Specifications

BrandZephyra
ModelZephyra FN-3997 Core
Size120 × 120 × 25 mm
Speed300–1,400 RPM (PWM)
Airflow47.6 CFM
Static pressure1.54 mmH₂O
Noise27 dBA
BearingFluid dynamic bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-3997 Core 120mm PWM ARGB Case Fan”, https://vextor7.com/item/2095758 (accessed 2026-10-26).