Hardware Spec Index

Zephyra FN-3431 Pro 140mm PWM Case Fan

Case Fans · Zephyra · SKU FN3431-PRO · Released 2019 · Updated 2026-10-25

Key facts

Benchmark index662 (Case Fans scale)
Category rank#34,117
Street price$19
Power3 W
Performance per dollar34.84
Released2019

Specifications

BrandZephyra
ModelZephyra FN-3431 Pro
Size140 × 140 × 25 mm
Speed400–2,400 RPM (PWM)
Airflow115.2 CFM
Static pressure2.28 mmH₂O
Noise23 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-3431 Pro 140mm PWM Case Fan”, https://vextor7.com/item/2069401 (accessed 2026-10-25).