Hardware Spec Index

Zephyra FN-4586 Ultra 140mm PWM Case Fan

Case Fans · Zephyra · SKU FN4586-ULTRA · Released 2025 · Updated 2026-10-20

Key facts

Benchmark index571 (Case Fans scale)
Category rank#40,328
Street price$19
Power3 W
Performance per dollar30.05
Released2025

Specifications

BrandZephyra
ModelZephyra FN-4586 Ultra
Size140 × 140 × 25 mm
Speed300–2,100 RPM (PWM)
Airflow100.8 CFM
Static pressure2.00 mmH₂O
Noise22 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-4586 Ultra 140mm PWM Case Fan”, https://vextor7.com/item/7652186 (accessed 2026-10-20).