Hardware Spec Index

Zephyra FN-6477 Prime 140mm PWM Case Fan

Case Fans · Zephyra · SKU FN6477-PRIME · Released 2025 · Updated 2026-10-26

Key facts

Benchmark index277 (Case Fans scale)
Category rank#15,904
Street price$9
Power4 W
Performance per dollar30.78
Released2025

Specifications

BrandZephyra
ModelZephyra FN-6477 Prime
Size140 × 140 × 25 mm
Speed300–2,900 RPM (PWM)
Airflow139.2 CFM
Static pressure2.75 mmH₂O
Noise25 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-6477 Prime 140mm PWM Case Fan”, https://vextor7.com/item/92632772 (accessed 2026-10-26).