Hardware Spec Index

Zephyra FN-5523 Ultra 140mm PWM Case Fan (3-Pack)

Case Fans · Zephyra · SKU FN5523-ULTRA · Released 2022 · Updated 2026-10-25

Key facts

Benchmark index510 (Case Fans scale)
Category rank#46,432
Street price$19
Power4 W
Performance per dollar26.84
Released2022

Specifications

BrandZephyra
ModelZephyra FN-5523 Ultra
Size140 × 140 × 25 mm
Speed500–2,800 RPM (PWM)
Airflow134.4 CFM
Static pressure2.66 mmH₂O
Noise26 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-5523 Ultra 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/1090799 (accessed 2026-10-25).