Hardware Spec Index

Zephyra FN-4581 Plus 120mm PWM Case Fan

Case Fans · Zephyra · SKU FN4581-PLUS · Released 2023 · Updated 2026-10-24

Key facts

Benchmark index260 (Case Fans scale)
Category rank#41,671
Street price$9
Power4 W
Performance per dollar28.89
Released2023

Specifications

BrandZephyra
ModelZephyra FN-4581 Plus
Size120 × 120 × 25 mm
Speed300–2,900 RPM (PWM)
Airflow98.6 CFM
Static pressure3.19 mmH₂O
Noise23 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-4581 Plus 120mm PWM Case Fan”, https://vextor7.com/item/8932886 (accessed 2026-10-24).