Hardware Spec Index

Zephyra FN-2931 Pro 120mm PWM Case Fan

Case Fans · Zephyra · SKU FN2931-PRO · Released 2021 · Updated 2026-10-21

Key facts

Benchmark index571 (Case Fans scale)
Category rank#5,068
Street price$19
Power3 W
Performance per dollar30.05
Released2021

Specifications

BrandZephyra
ModelZephyra FN-2931 Pro
Size120 × 120 × 25 mm
Speed400–1,700 RPM (PWM)
Airflow57.8 CFM
Static pressure1.87 mmH₂O
Noise30 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-2931 Pro 120mm PWM Case Fan”, https://vextor7.com/item/7304500 (accessed 2026-10-21).