Hardware Spec Index

Zephyra FN-6556 Ultra 140mm PWM Case Fan (3-Pack)

Case Fans · Zephyra · SKU FN6556-ULTRA · Released 2021 · Updated 2026-10-20

Key facts

Benchmark index334 (Case Fans scale)
Category rank#22,957
Street price$9
Power4 W
Performance per dollar37.11
Released2021

Specifications

BrandZephyra
ModelZephyra FN-6556 Ultra
Size140 × 140 × 25 mm
Speed500–3,000 RPM (PWM)
Airflow144.0 CFM
Static pressure2.85 mmH₂O
Noise29 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-6556 Ultra 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/33330678 (accessed 2026-10-20).