Hardware Spec Index

Zephyra FN-4561 Ultra 140mm PWM Case Fan

Case Fans · Zephyra · SKU FN4561-ULTRA · Released 2022 · Updated 2026-10-23

Key facts

Benchmark index737 (Case Fans scale)
Category rank#31,621
Street price$19
Power3 W
Performance per dollar38.79
Released2022

Specifications

BrandZephyra
ModelZephyra FN-4561 Ultra
Size140 × 140 × 25 mm
Speed400–2,000 RPM (PWM)
Airflow96.0 CFM
Static pressure1.90 mmH₂O
Noise22 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-4561 Ultra 140mm PWM Case Fan”, https://vextor7.com/item/5583837 (accessed 2026-10-23).