Hardware Spec Index

Zephyra FN-3897 Core 140mm PWM Case Fan

Case Fans · Zephyra · SKU FN3897-CORE · Released 2025 · Updated 2026-10-22

Key facts

Benchmark index539 (Case Fans scale)
Category rank#39,494
Street price$19
Power3 W
Performance per dollar28.37
Released2025

Specifications

BrandZephyra
ModelZephyra FN-3897 Core
Size140 × 140 × 25 mm
Speed300–1,900 RPM (PWM)
Airflow91.2 CFM
Static pressure1.80 mmH₂O
Noise23 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-3897 Core 140mm PWM Case Fan”, https://vextor7.com/item/52944050 (accessed 2026-10-22).