Hardware Spec Index

Zephyra FN-3403 Pro 140mm PWM Case Fan

Case Fans · Zephyra · SKU FN3403-PRO · Released 2025 · Updated 2026-10-19

Key facts

Benchmark index611 (Case Fans scale)
Category rank#5,294
Street price$19
Power3 W
Performance per dollar32.16
Released2025

Specifications

BrandZephyra
ModelZephyra FN-3403 Pro
Size140 × 140 × 25 mm
Speed200–2,300 RPM (PWM)
Airflow110.4 CFM
Static pressure2.19 mmH₂O
Noise24 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-3403 Pro 140mm PWM Case Fan”, https://vextor7.com/item/5532550 (accessed 2026-10-19).