Hardware Spec Index

Zephyra FN-6577 XT 140mm PWM Case Fan

Case Fans · Zephyra · SKU FN6577-XT · Released 2019 · Updated 2026-10-24

Key facts

Benchmark index331 (Case Fans scale)
Category rank#13,769
Street price$9
Power4 W
Performance per dollar36.78
Released2019

Specifications

BrandZephyra
ModelZephyra FN-6577 XT
Size140 × 140 × 25 mm
Speed200–2,800 RPM (PWM)
Airflow134.4 CFM
Static pressure2.66 mmH₂O
Noise25 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-6577 XT 140mm PWM Case Fan”, https://vextor7.com/item/2568477 (accessed 2026-10-24).