Hardware Spec Index

Zephyra FN-6543 Ultra 140mm PWM Case Fan (3-Pack)

Case Fans · Zephyra · SKU FN6543-ULTRA · Released 2022 · Updated 2026-10-26

Key facts

Benchmark index558 (Case Fans scale)
Category rank#25,707
Street price$19
Power4 W
Performance per dollar29.37
Released2022

Specifications

BrandZephyra
ModelZephyra FN-6543 Ultra
Size140 × 140 × 25 mm
Speed400–2,700 RPM (PWM)
Airflow129.6 CFM
Static pressure2.56 mmH₂O
Noise22 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-6543 Ultra 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/4365375 (accessed 2026-10-26).