Hardware Spec Index

Zephyra FN-2931 Core 140mm PWM Case Fan

Case Fans · Zephyra · SKU FN2931-CORE · Released 2024 · Updated 2026-10-25

Key facts

Benchmark index721 (Case Fans scale)
Category rank#36,435
Street price$19
Power3 W
Performance per dollar37.95
Released2024

Specifications

BrandZephyra
ModelZephyra FN-2931 Core
Size140 × 140 × 25 mm
Speed500–1,900 RPM (PWM)
Airflow91.2 CFM
Static pressure1.80 mmH₂O
Noise25 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-2931 Core 140mm PWM Case Fan”, https://vextor7.com/item/33700409 (accessed 2026-10-25).